Yes! What a great idea for a series Bruce! I eagerly await more episodes as I really enjoy the tech side of FPV flying. I enjoyed this video very much.
I found this very helpful and as a result purchased this : DC12V 800TVL 1/3 Inch 960H 2.1mm Lens Wide Angle CCD HD Camera for FPV from bangood its cheap and seems to work well so far. I had to buy and additional "programming board" to get the settings right but you saved me from buying the wrong gear. I look forward to the rest of the series. OSD Board for DC12V 1/3 960H CCD 700TVL 2.8mm Lens Wide Angle Camera
I had a crash with that 700tvl from aomway and replaced the broken lens with the one from a 600tvl, very trippy image but flyable, it kept me flying that day without replacing the whole cam though :P Thanks Bruce for this clear review!
Thanks for taking time to add the video inserts. Very nicely done. BTW, not all CMOS cameras are bad. There are high end cameras with CMOS sensors. I think, on average, a CCD camera is usually better than a CMOS camera but this is not a hard and fast rule.
I look forward to your next review. I have a RunCamHD2 and I've found the video out latency to be pretty low, especially compared to my RunCamHD-S. Bruce, Do you think you'll get hands on the upcoming RunCam Owl2? I'm really interested in getting an Owl or Owl2 as I specifically want a camera without the hotmirror filter (full-spectrum, No IR block, however you want to call it). Thanks!
Thanks. I would like to see a video about the very small cameras i.e. for a 120 quad. More and more people build extreme small quads these days and the cameras you showed are simply too big for these tiny quads.
Nice Video, it might complete the 101 DIY tutorial (looooved it! Could you make some more assembly videos ?) looking forward for theses 101 ALL YOU NEED TO KNOW TO START on the subject. I love also the technical part of your videos, everyone can understand, thanks, keep the great work ;)
How about a vid. on how to properly adjust these cams for best performance? Like setting it up for a scattered cloud day when you will have full sun and then some cloud shade.
Bruce, what are your thoughts on the TBS zero zero camera, and where would it fit in the mix with these cameras? It clams incredibly low latency. Love your channel. Thank you for everything you do. Charles
Excellent video Bruce. I agree the ccd is superior to cmos in almost all aspects except physical size and weight. One cmos that has performed well for me is the Fatshark 700 tvl V2. Might be worth a look?
On the AOMWAY box, there is a label "COMS", which is a common mispell of CMOS. In other words, the AOMWAY product claims to have a CMOS sensor rather than CCD.
I fly a lot at night and have been considering an IR sensitive cam for sometime now. Could you consider doing a comparison of IR filters for night flyers? I wonder if I should bother with it or just have a Runcam Owl to swap in
Thanks so much for this and a few dozen other great reviews of yours Bruce, a super resource for me as a noob. :) In quadcopter simulators such as Liftoff there is audio on the quad so you hear the motors. I've heard from others that having this audio feedback in the real world is handy too and can be achieved by a mic on the camera. If possible please share your opinion on this during the series, perhaps a different device is better for this kind of capture device?
A heads up about the RunCam Swift. It has a through hole crystal on it (at least mine does). Pull it apart and use some double sided tape or glue to keep it from vibrating and breaking off. I found out the hard way after my video went black during a flight.
I think in one of Bruces earlier videos on board cameras he suggests a dob of hot glue. It works a treat. I think the video was part of budget build series.
Great review Bruce. Question; I went to purchase the XAT600M, but I'm not sure what the PAL and NTSC choices are. Also, I previously bought the Lumenier CM-800 mini 800 tvl. Do you or anyone else know how this compares to the XAT600? I'd greatly appreciate some feedback. Thanks
I would like to see a review on one of the all-in -one micro camera and video transmitter combo kits. For example something like the Boscam TR-1. How good are these camera set ups for smaller FPV models?
I did review the AOMWAY 200mW camera/transmitter unit (link is in the description of this video) and it performed pretty well. I will also be reviewing the Sky01 unit shown at the end of this video as soon as the weather clears.
Could you please give some advice on antanna's and antenna matching to RX and TX. I have a Boscam 600mw TX that does not have the range of a low cost 200mw TX. ??? Regards Grandad Mick
Only thing I think you failed to touch on was NTSC vs PAL. I myself am unsure of the difference and just made sure my monitor and camera both listed the same (NTSC in my case).
Bruce, I just got back from Joe Nall and there was a couple of guys flying mini quads in near complete darkness. IR cameras possibly. very cool. They set up gates lit with internal leds and flew from B&W screens not goggles. It just blew everyone's mind. My question is, can all these cameras do night mode?
It's surprising how well the HS1177 performs in low light (especially if you don't have an IR filter) but they do get very noisy. Cameras like the Runcam OWL perform better insomuch as there's much less noise for a given level of light -- that's probably because they capture more light in the first place. I've actually been caught out a few times when flying in the late evening/twighlight... It's only when I've taken my goggles off at the end of a flight that I've realised just how dark it actually is -- the camera was still making it look like daylight. However, if you want to do night/twilight flying then a specialist camera like the Runcam OWL or similar camera designed for low-light operations makes a huge difference. The OWL is a pretty good twilight camera but I've seen some stunningly good "starlight" cameras which allow you to fly in almost total darkness as well. Sadly, in this part of the world, flying at night is illegal except under some special circumstances.
I love the difference between CMOS and CCD, I really like the CCD but the CMOS technology has had so much more funding that most cameras for the same price look better than CCDs, although I can't stop loving my CCDs for action
I do love my Runcam HD to bits, I think I'd rather sacrifice one of these little 'sensor only' cameras if I were to crash. There seems to be some nice 200mw all-in-one kits (goggles included) for folk like myself out there, I wonder how viable they are.
All video transmission methods require standards like PAL , NTSC, SECAM etc so the TX and RX can work in harmony. Back in the days of analogue TV the standards were created to allow a number of channels to occupy the allotted radio spectrum. These standards limited the band width of each channel to around 8Mhz which is just enough to allow a signal of about 700 H and 625V resolution. Modern digital TV takes advantage of data compression to allow much higher resolution in a narrower bandwidth. This is similar to CD's and MP3's. Since all the FPV until very recently operated in the analogue mode no data compression is possible. On the up side, by not having data compression typical analogue FPV systems have very little latency. Digital systems by their nature require time to encode and decode the data stream which adds latency. Latency is not something you want when controlling a fast moving vehicle. If you have two digital TV's at home sometimes the delay can be so long it appears one TV can be ahead of the other in real time.
The video TX does not limit the resolution, the video standard does and the TX follows that standard. The vertical resolution is discrete and fixed by the video standard. So if you want a transmitter that works with most analog receivers you can't change that. PAL (and my guess is all the other analog TV standards as well) does not have a defined horizontal resolution, it is an analog signal. The limitation is that you have to transmit a single line within 64µs. Can't change that either. If you want to think in pixels (which, again, PAL does not have), you can either send many pixels, but have very short times for each of them, or you can send fewer pixels. "short pixels" mean you have higher spatial resolution, but the brightnes/color resolution of that pixel goes down to the point of being useless. There is only so much information that can be transmitted over a signal with a certain bandwidth and noise. There is no way around that. It follows from the maths/physics how a signal can be encoded and is handled in a field called Information Theory that's pretty much the basis of all "data handling" (transmission over wire/air, compression like zip, mp3 or videocodecs, cryptography, language processing, pattern recognition and even "outside" fields like neurobiology and evolution).
+superdau so a 800tvl camera outputs a picture with 625tvl? Why is it not having 625 lines sensor in first place? What about immersion RC? I've heard they forged the codec somehow..
Wait, there was another comment in this thread when I replied that explained part of it. Did you see that? The TVL of a camera are how many *vertical* lines the camera puts out or in short how many "pixels" (that don't exist in PAL ;) ) the camera crams into one line. Also of the 625 PAL lines only 576 are displayed. The lines left out are there for the beam on a CRT to move back up to the top left corner of the screen. With all that cropping, scaling and arbitrary sampling of pixels there's no point in making a "PAL resolution" sensor. Yes, converting between anolog and digital is messy, especially when the analog part was designed at a time when there was no "digital" (PAL, designed in the 60ies, was still compatible to the black-and-white TV system developed in the 40ies).
..and to complicate things even more, horizontal tvl does not equate to digital resolution. TVL is measured in a 1:1 square, but most cameras output an aspect ratio of 4:3. Because of this, in theory, in order to take full advantage of a 600tvl camera, one would need 800 digital pixels. Not that you need it for fpv. the videolink effectively lowers the resolution.
I have a 12V fpv board cam, and a 12V fpv receiver, I think I know how I'm going to power the camera, but how do I power the receiver when it comes with a jst connector?
Whilst I am enjoying my HS1177 something that really upset me was the huge amount of lens barrel distortion when compared to my cheap Eachine 1000tvl cmos also with a 2.8 lens which i might add costs a third of the price. I have looked at videos on youtube and some people have similar distortion and some don't i am beginning to think they cheaped out on the lens they included with the hs1177 when it got so popular.
... and why not end this great fpv series with HD opportunities with low latency that are introduced. When will be the point of no return from analog to digital when it comes to fpv racing or acrobatics? Looking forward to the next episode, Bruce.
i really love your videos between u and flite test i have got back in fling, have or one of u vewers has any problems with Defibrillators and fling rcs. i am in the usa and just had one installed think you. and keep the reviews coming
I agree with the aomway camera, after your review about it, I bought it. and so far I don't have a camera that's less expensive than 30$ that perform the same. my only issue with it is mounting options. although after this video i might look at the swift or an h117. but for my micro 120 size quads this bangood camera is the best i can find. it might have a really wide angle view (170 degree) but it doesn't have as much fisheye effect as the 110degree version, which is more expensive. I believe its called 600tvl 1/4 1.8mm CMOS.
Is the comparison between CMOS and CCD entirely accurate? Isn't part of the "auto exposure" based on the firmware and not necessarily the sensor itself?
The reality is that at the present point in time, the wide dynamic range of CCD cameras is better than that of most CMOS cameras. One of the advantages of CCD is that it grabs an entire sensor's worth of data at once (a "freeze frame") and that makes it easier to process the data so as to deliver WDR. With a MOS sensor, a rolling shutter is used which means that there's often not as much context information available when each cell of data is processed. A frame-buffer can be built into the design of a MOS camera but that adds extra latency and complexity because such a buffer is intrinsic to the CCD itself. There are some good MOS cameras but they cost as much (or more) than the CCD equivalent and few of them offer the configurability of the CCD cameras mentioned in this video -- in fact most have no ability to configure gama, color saturation, contrast, sharpness or other aspects of camera operation.
I'm going to cover PAL vs NTSC when I look at "video resolution" in a separate video. There's actually quite a bit to cover in the complex issue of what limits resolution and what (if anything) can be done to improve the resolution of a given FPV system.
great video, but it might be worth mentioning that it would be better running the hs1177 on a voltage reg especially on a 4s setup. voltage spikes from escs like the little bees have been known to blow up hs1177 cameras.
Horizontal resolution. It is the number of vertical lines that can be resolved. The vertical resolution (the number of horizontal lines) is more or less fixed by the PAL or NTSC standard to 576 or 480 respectively.
+xjet So then why isn't a 700 of 1000 TVL camera compatible to 720i HD? 720 is supposed to represent the vertical resolution or the number of horizontal lines too. And since these have composite signal output, doesnt the composite video standard limited to 480i or 480TVL?
+xjet So then why isn't a 700 of 1000 TVL camera compatible to 720i HD? 720 is supposed to represent the vertical resolution or the number of horizontal lines too. And since these have composite signal output, doesnt the composite video standard limited to 480i or 480TVL?
The 720 in 720i (or 720p) refers to the vertical resolution -- the number of horizontal lines that can be displayed. The 700 in 700TVL refers to the horizontal resolution -- the number of vertical lines that can be displayed.
In old black and white CRTs, there were no vertical lines or horizontal resolution, because the electron beam scanned from left to right in a continuous path and the brightness of the electron beam trace is modulated by an analog signal. hence why old TVs only had a single number representing vertical resolution :/ Was this NTSC TV standard different from CCTV systems?
Hello! First of all, love the channel and appreciate all your very helpful videos. Wouldn't it be best, when discussing a multiroto program for camera to advise viewers to run all the cameras on a filtered power source? Even though cameras like the Swift and HS1177 can take 22v or what not, a racing multicopter which draws large currents can have huge voltage spikes. Some of these voltage spikes can be in excess of 40/50 volts! Just trying to provide helpful advice. Thank you for all your hard work!!!!!!!
i was thinking the exact same thing. i bought an hs1177 clone from rotorgeeks and they say on their website that if you connect to raw unfiltered power you lose your warranty if it goes up in smoke.
So when people claim 1000TVL cameras produce a better image through a 640x480 transmitter, they're either fooling themselves, or the camera is producing a better image by some means other than having a higher TVL. (better optics, less noise, etc.)
Damn you Bruce, a day off work, I should be building my Owl (www.rcgroups.com/forums/showthread.php?t=2613776), but instead I can't stop watching your friggin FPV reviews!!! :)
We have a lot of different choices with FPV cameras but with FPV goggles, it still sounds like a customer robbery everytime i have a look on the different price! That would be cool if one company could have the good idea of breaking prices on this darkside of the FPV experience...
I think the problem is that FPV is such a small market that it becomes hard to amortize the development costs over enough units. Perhaps the breakthrough will come with the rapidly growing interest in VR systems. The virtual reality and gaming marketplace will be several orders of magnitude greater in size than the FPV market and then we'll see some real competition and reduction in prices (as well improvements in resolution and general performance). In the meantime... well we have to pay a premium for being such a small group.
Can I give you a tip? Make your videos shorter. I think you take WAAAY to long to explain things. You explain them good, don't get me wrong, but what you explained in 15 mins can also be explained in 4 mins. People will search all over youtube for FPV explanations and when they find a 4 min video versus a 15 min one, guess which one they'll choose.. But, I'm not all criticism, I appreciate the effort you put into teaching others about FPV and multi-copters to get them started. Good job, keep it up!
Yes! What a great idea for a series Bruce! I eagerly await more episodes as I really enjoy the tech side of FPV flying. I enjoyed this video very much.
I found this very helpful and as a result purchased this :
DC12V 800TVL 1/3 Inch 960H 2.1mm Lens Wide Angle CCD HD Camera for FPV
from bangood its cheap and seems to work well so far. I had to buy and additional "programming board" to get the settings right but you saved me from buying the wrong gear. I look forward to the rest of the series.
OSD Board for DC12V 1/3 960H CCD 700TVL 2.8mm Lens Wide Angle Camera
Thank you so much for your vids! I have looked for ages for a series like this and a non biased opinion on different products, so thank you so much :)
I tuned in just after you posted this video. Great topic. Greatly informative. I am very interested in FPV. Great video!
This great video for the beginner who getting into FPV and has no idea what they are doing thanks for the info!! Keep the videos coming!!
9 years in this hobby, Still learned something Bruce! 😃
great video bruce - look forward to part 2
YOU'RE THE BEST! Thanks for the information on different types of cameras. I'm just getting into FPV, and this piece is wonderful.
Always enjoy you're videos Bruce, So informative/helpful. save expense or disasters.
Bruce what would also be good in this serious is explaining what the settings do in the menu,ie explaining what saturation is and exposure
I had a crash with that 700tvl from aomway and replaced the broken lens with the one from a 600tvl, very trippy image but flyable, it kept me flying that day without replacing the whole cam though :P Thanks Bruce for this clear review!
awesome video. looking forward to the next one in this series
This series is a wonderful idea! Thanks you for sharing your wealth of knowledge!
I'm just getting started with fpv, super helpful video. keep it up good sir.
very very good idea with this series. I wish I could thumbs up it multiple times!
Great Bruce! Very good summary.
Hi Bruce. Any chance the UHF shootout part 2 will be coming soon ?
What is the best budget camera? Will you also be talking about transceivers?
Where's the LRS review series? I was really looking forward to watching those. Thanks for all the great videos!
Great Video ! Thanks for sharing this information. As a new person to the hobby I really appreciate your videos!
I was just about to search one of his older fpv guides, then I saw this!
Thanks for taking time to add the video inserts. Very nicely done.
BTW, not all CMOS cameras are bad. There are high end cameras with CMOS sensors. I think, on average, a CCD camera is usually better than a CMOS camera but this is not a hard and fast rule.
I look forward to your next review. I have a RunCamHD2 and I've found the video out latency to be pretty low, especially compared to my RunCamHD-S.
Bruce,
Do you think you'll get hands on the upcoming RunCam Owl2? I'm really interested in getting an Owl or Owl2 as I specifically want a camera without the hotmirror filter (full-spectrum, No IR block, however you want to call it).
Thanks!
Another good video, thanks. Time to upgrade from the Foscam Pan tilt.... (always had trouble with the length of the cord!) heheh.
Thanks. I would like to see a video about the very small cameras i.e. for a 120 quad. More and more people build extreme small quads these days and the cameras you showed are simply too big for these tiny quads.
Nice Video, it might complete the 101 DIY tutorial (looooved it! Could you make some more assembly videos ?)
looking forward for theses 101 ALL YOU NEED TO KNOW TO START on the subject. I love also the technical part of your videos, everyone can understand, thanks, keep the great work ;)
How about a vid. on how to properly adjust these cams for best performance? Like setting it up for a scattered cloud day when you will have full sun and then some cloud shade.
are there fpv cameras with global shutter? (Most of them have rolling shutter which makes this jello effect)
What do you think of the Fatshark 600TVL HRes FPV Tuned CCD camera?
Bruce, what are your thoughts on the TBS zero zero camera, and where would it fit in the mix with these cameras? It clams incredibly low latency. Love your channel. Thank you for everything you do. Charles
Any suggestions for a cheapest/lightest camera/TX combo "backpack" style rig?
Excellent video Bruce. I agree the ccd is superior to cmos in almost all aspects except physical size and weight. One cmos that has performed well for me is the Fatshark 700 tvl V2. Might be worth a look?
whats the diference between ntsc and pal?
Where is part 2? Please create playlists for your video series.
Great idea for a series ... keep up the great work :-)
On the AOMWAY box, there is a label "COMS", which is a common mispell of CMOS. In other words, the AOMWAY product claims to have a CMOS sensor rather than CCD.
I fly a lot at night and have been considering an IR sensitive cam for sometime now. Could you consider doing a comparison of IR filters for night flyers? I wonder if I should bother with it or just have a Runcam Owl to swap in
Thanks so much for this and a few dozen other great reviews of yours Bruce, a super resource for me as a noob. :) In quadcopter simulators such as Liftoff there is audio on the quad so you hear the motors. I've heard from others that having this audio feedback in the real world is handy too and can be achieved by a mic on the camera. If possible please share your opinion on this during the series, perhaps a different device is better for this kind of capture device?
on the hs1177 the guys over on rotor riot have swapped the lens to a go pro 2.5mm lens. have you tried that?
That first Aomway cam I think you called a "CCD" at first, might confuse someone.. Just an FYI.
A heads up about the RunCam Swift. It has a through hole crystal on it (at least mine does). Pull it apart and use some double sided tape or glue to keep it from vibrating and breaking off. I found out the hard way after my video went black during a flight.
I think in one of Bruces earlier videos on board cameras he suggests a dob of hot glue. It works a treat. I think the video was part of budget build series.
Great review Bruce. Question; I went to purchase the XAT600M, but I'm not sure what the PAL and NTSC choices are. Also, I previously bought the Lumenier CM-800 mini 800 tvl. Do you or anyone else know how this compares to the XAT600? I'd greatly appreciate some feedback. Thanks
I would like to see a review on one of the all-in -one micro camera and video transmitter combo kits. For example something like the Boscam TR-1. How good are these camera set ups for smaller FPV models?
I did review the AOMWAY 200mW camera/transmitter unit (link is in the description of this video) and it performed pretty well. I will also be reviewing the Sky01 unit shown at the end of this video as soon as the weather clears.
Could you please give some advice on antanna's and antenna matching to RX and TX. I have a Boscam 600mw TX that does not have the range of a low cost 200mw TX. ??? Regards Grandad Mick
Only thing I think you failed to touch on was NTSC vs PAL. I myself am unsure of the difference and just made sure my monitor and camera both listed the same (NTSC in my case).
Bruce,
I just got back from Joe Nall and there was a couple of guys flying mini quads in near complete darkness. IR cameras possibly. very cool. They set up gates lit with internal leds and flew from B&W screens not goggles. It just blew everyone's mind. My question is, can all these cameras do night mode?
It's surprising how well the HS1177 performs in low light (especially if you don't have an IR filter) but they do get very noisy. Cameras like the Runcam OWL perform better insomuch as there's much less noise for a given level of light -- that's probably because they capture more light in the first place. I've actually been caught out a few times when flying in the late evening/twighlight... It's only when I've taken my goggles off at the end of a flight that I've realised just how dark it actually is -- the camera was still making it look like daylight.
However, if you want to do night/twilight flying then a specialist camera like the Runcam OWL or similar camera designed for low-light operations makes a huge difference. The OWL is a pretty good twilight camera but I've seen some stunningly good "starlight" cameras which allow you to fly in almost total darkness as well.
Sadly, in this part of the world, flying at night is illegal except under some special circumstances.
I love the difference between CMOS and CCD, I really like the CCD but the CMOS technology has had so much more funding that most cameras for the same price look better than CCDs, although I can't stop loving my CCDs for action
This is just perfect! Very helpful! Thank you so much!
I do love my Runcam HD to bits, I think I'd rather sacrifice one of these little 'sensor only' cameras if I were to crash. There seems to be some nice 200mw all-in-one kits (goggles included) for folk like myself out there, I wonder how viable they are.
Where is the stereoscopic option with a camera on the tip of each AXN wing back to your fpv googles
Why does the videot tx limit the resolution? Why is no one changing them to send more resolution? Are all VTx sending the same resolution?
All video transmission methods require standards like PAL , NTSC, SECAM etc so the TX and RX can work in harmony. Back in the days of analogue TV the standards were created to allow a number of channels to occupy the allotted radio spectrum. These standards limited the band width of each channel to around 8Mhz which is just enough to allow a signal of about 700 H and 625V resolution. Modern digital TV takes advantage of data compression to allow much higher resolution in a narrower bandwidth. This is similar to CD's and MP3's. Since all the FPV until very recently operated in the analogue mode no data compression is possible. On the up side, by not having data compression typical analogue FPV systems have very little latency. Digital systems by their nature require time to encode and decode the data stream which adds latency. Latency is not something you want when controlling a fast moving vehicle. If you have two digital TV's at home sometimes the delay can be so long it appears one TV can be ahead of the other in real time.
The video TX does not limit the resolution, the video standard does and the TX follows that standard. The vertical resolution is discrete and fixed by the video standard. So if you want a transmitter that works with most analog receivers you can't change that. PAL (and my guess is all the other analog TV standards as well) does not have a defined horizontal resolution, it is an analog signal. The limitation is that you have to transmit a single line within 64µs. Can't change that either. If you want to think in pixels (which, again, PAL does not have), you can either send many pixels, but have very short times for each of them, or you can send fewer pixels. "short pixels" mean you have higher spatial resolution, but the brightnes/color resolution of that pixel goes down to the point of being useless.
There is only so much information that can be transmitted over a signal with a certain bandwidth and noise. There is no way around that. It follows from the maths/physics how a signal can be encoded and is handled in a field called Information Theory that's pretty much the basis of all "data handling" (transmission over wire/air, compression like zip, mp3 or videocodecs, cryptography, language processing, pattern recognition and even "outside" fields like neurobiology and evolution).
+superdau so a 800tvl camera outputs a picture with 625tvl? Why is it not having 625 lines sensor in first place? What about immersion RC? I've heard they forged the codec somehow..
Wait, there was another comment in this thread when I replied that explained part of it. Did you see that?
The TVL of a camera are how many *vertical* lines the camera puts out or in short how many "pixels" (that don't exist in PAL ;) ) the camera crams into one line. Also of the 625 PAL lines only 576 are displayed. The lines left out are there for the beam on a CRT to move back up to the top left corner of the screen. With all that cropping, scaling and arbitrary sampling of pixels there's no point in making a "PAL resolution" sensor. Yes, converting between anolog and digital is messy, especially when the analog part was designed at a time when there was no "digital" (PAL, designed in the 60ies, was still compatible to the black-and-white TV system developed in the 40ies).
..and to complicate things even more, horizontal tvl does not equate to digital resolution. TVL is measured in a 1:1 square, but most cameras output an aspect ratio of 4:3. Because of this, in theory, in order to take full advantage of a 600tvl camera, one would need 800 digital pixels. Not that you need it for fpv. the videolink effectively lowers the resolution.
brilliant walk-through... exactly what I needed :-)
I have a 12V fpv board cam, and a 12V fpv receiver, I think I know how I'm going to power the camera, but how do I power the receiver when it comes with a jst connector?
+ChristianP1973 thank you for that advice, i think i know what you mean by that :D
Whilst I am enjoying my HS1177 something that really upset me was the huge amount of lens barrel distortion when compared to my cheap Eachine 1000tvl cmos also with a 2.8 lens which i might add costs a third of the price.
I have looked at videos on youtube and some people have similar distortion and some don't i am beginning to think they cheaped out on the lens they included with the hs1177 when it got so popular.
... and why not end this great fpv series with HD opportunities with low latency that are introduced. When will be the point of no return from analog to digital when it comes to fpv racing or acrobatics? Looking forward to the next episode, Bruce.
what's the name of the black camera with the built in antenna
That is (from memory) the Sky01. A review is coming very shortly.
I saw a 30 power zoom fpv camera 1/4" sony on Ali.... thought you might take a look
i really love your videos between u and flite test i have got back in fling, have or one of u vewers has any problems with Defibrillators and fling rcs. i am in the usa and just had one installed
think you. and keep the reviews coming
when will we see your uav pulse jet
I agree with the aomway camera, after your review about it, I bought it. and so far I don't have a camera that's less expensive than 30$ that perform the same. my only issue with it is mounting options. although after this video i might look at the swift or an h117. but for my micro 120 size quads this bangood camera is the best i can find. it might have a really wide angle view (170 degree) but it doesn't have as much fisheye effect as the 110degree version, which is more expensive. I believe its called 600tvl 1/4 1.8mm CMOS.
Is the comparison between CMOS and CCD entirely accurate? Isn't part of the "auto exposure" based on the firmware and not necessarily the sensor itself?
The reality is that at the present point in time, the wide dynamic range of CCD cameras is better than that of most CMOS cameras. One of the advantages of CCD is that it grabs an entire sensor's worth of data at once (a "freeze frame") and that makes it easier to process the data so as to deliver WDR. With a MOS sensor, a rolling shutter is used which means that there's often not as much context information available when each cell of data is processed. A frame-buffer can be built into the design of a MOS camera but that adds extra latency and complexity because such a buffer is intrinsic to the CCD itself. There are some good MOS cameras but they cost as much (or more) than the CCD equivalent and few of them offer the configurability of the CCD cameras mentioned in this video -- in fact most have no ability to configure gama, color saturation, contrast, sharpness or other aspects of camera operation.
Aha! That's what I was missing. Keep up the awesome work. I look forward to your videos every week!
Add something about pal/ntsc pls, and wiphich one you prefer
I'm going to cover PAL vs NTSC when I look at "video resolution" in a separate video. There's actually quite a bit to cover in the complex issue of what limits resolution and what (if anything) can be done to improve the resolution of a given FPV system.
pal is crap ntsc isnt, there you go
great video, but it might be worth mentioning that it would be better running the hs1177 on a voltage reg especially on a 4s setup. voltage spikes from escs like the little bees have been known to blow up hs1177 cameras.
can you let the sensor touch light?
if you take it apart
TV-lines indicate vertical resolution, right?
Horizontal resolution. It is the number of vertical lines that can be resolved. The vertical resolution (the number of horizontal lines) is more or less fixed by the PAL or NTSC standard to 576 or 480 respectively.
+xjet So then why isn't a 700 of 1000 TVL camera compatible to 720i HD? 720 is supposed to represent the vertical resolution or the number of horizontal lines too. And since these have composite signal output, doesnt the composite video standard limited to 480i or 480TVL?
+xjet So then why isn't a 700 of 1000 TVL camera compatible to 720i HD? 720 is supposed to represent the vertical resolution or the number of horizontal lines too. And since these have composite signal output, doesnt the composite video standard limited to 480i or 480TVL?
The 720 in 720i (or 720p) refers to the vertical resolution -- the number of horizontal lines that can be displayed. The 700 in 700TVL refers to the horizontal resolution -- the number of vertical lines that can be displayed.
In old black and white CRTs, there were no vertical lines or horizontal resolution, because the electron beam scanned from left to right in a continuous path and the brightness of the electron beam trace is modulated by an analog signal. hence why old TVs only had a single number representing vertical resolution :/ Was this NTSC TV standard different from CCTV systems?
Would you mind sending me one of your reviewed computerized transmitters to Ecuador?
;)
Hello! First of all, love the channel and appreciate all your very helpful videos. Wouldn't it be best, when discussing a multiroto program for camera to advise viewers to run all the cameras on a filtered power source? Even though cameras like the Swift and HS1177 can take 22v or what not, a racing multicopter which draws large currents can have huge voltage spikes. Some of these voltage spikes can be in excess of 40/50 volts! Just trying to provide helpful advice. Thank you for all your hard work!!!!!!!
Yes, I'll cover this in the "setting up an FPV system" video
i was thinking the exact same thing. i bought an hs1177 clone from rotorgeeks and they say on their website that if you connect to raw unfiltered power you lose your warranty if it goes up in smoke.
Please, is it possible to use an Oculus Rift as a video goggle?
Would the Oculus Rift be practical to use, however, or just as a novelty? If it is more hassle, than I'll spend the money on a dedicated goggle.
I still think the pixim seawolf 690tvl is king. Pitty they are discontinued, they were a bit bulky but give a great image.
What is the best Fpv camera you can get now?
very very good bruce !!!!
Хорошее сравнение и обзор. Спасибо.
Thank you so very much.
So when people claim 1000TVL cameras produce a better image through a 640x480 transmitter, they're either fooling themselves, or the camera is producing a better image by some means other than having a higher TVL. (better optics, less noise, etc.)
Bruce: please make a video dedicated to FPV options for people who wear eye glasses. This is the weakest link in my FPV system!
thanks!
Thanks ALOT!
I'm looking forward to the day where all cameras and VTXs have standard connections. I'm fed up with the different sizes of JSTs
Damn you Bruce, a day off work, I should be building my Owl (www.rcgroups.com/forums/showthread.php?t=2613776), but instead I can't stop watching your friggin FPV reviews!!! :)
We have a lot of different choices with FPV cameras but with FPV goggles, it still sounds like a customer robbery everytime i have a look on the different price! That would be cool if one company could have the good idea of breaking prices on this darkside of the FPV experience...
I think the problem is that FPV is such a small market that it becomes hard to amortize the development costs over enough units. Perhaps the breakthrough will come with the rapidly growing interest in VR systems. The virtual reality and gaming marketplace will be several orders of magnitude greater in size than the FPV market and then we'll see some real competition and reduction in prices (as well improvements in resolution and general performance). In the meantime... well we have to pay a premium for being such a small group.
xjet z
RCSchim pen there??!! ;)
Yes, yes it is! :-)
+xjet Hahaha, I spotted that as an Easter egg! ;)
I can't handle the cliffhanger!
subd, thanks man!
Can I give you a tip? Make your videos shorter. I think you take WAAAY to long to explain things. You explain them good, don't get me wrong, but what you explained in 15 mins can also be explained in 4 mins. People will search all over youtube for FPV explanations and when they find a 4 min video versus a 15 min one, guess which one they'll choose.. But, I'm not all criticism, I appreciate the effort you put into teaching others about FPV and multi-copters to get them started. Good job, keep it up!
There are much better cams out there. Take a look at the >100 dollar camera's, you wil never go back to these cheap cams.
A bored camera, hahaha