Captain Bubba
Pre-Flight
- Joined
- Mar 15, 2021
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Captain Bubba
I like to mount the Hero out on the strut as it just provides better video than mounting it inside. The disadvantage to doing this is you can't change the battery mid-flight, so it limits your recording time as typically you only get about 90 minutes of recording time depending on how you have the Hero configured. This is fine for short local flights, but limits how much video you can get on a cross country. I found a way around this limitation by adding an external battery. With a 256g card I'm now getting about 5 hours of recording time at 2.7K, 60fps, and the highest bit rate. Here's how I did it.
I'm using a Hero 9 camera. I'm sure it's possible to do this with other versions of the Hero, but you'll need different parts to pull it off and I don't know that you'd get the same recording length I'm quoting due to the smaller internal battery.
I'm using the Rock Steady strut mount for this application. I really like this mount and as the name implies, it definitely provides for a rock steady camera mount.
I found a power bank which provides 6800 mAh which is just enough when added to the internal Hero 9 battery to provide for about 5 hours of recording. The power bank I'm using has a 1/4" stud on one end that I will utilize for my mount.
I also used a replacement battery door for the Hero 9 which allows for a feed through of the power connector. It should be noted this almost certainly compromises the water resistance of the GoPro, so it's probably not a good idea to fly through rain.
In order to mount the power bank to the strut mount, I used a pretty thick metal ruler bent to a 90° angle on one end, three holes drilled, and cut to fit. Two of the holes were drilled for the studs in the Rock Steady and a 3rd hole is used for the stud on the power bank with a 1/4" nut. Additionally a hardware store hose clamp was used to secure the other end of the power bank to the ruler. The cord that came with the Hero 9 was just long enough to connect the camera to the power bank with a few wraps around the mount itself.
A problem I ran into is the included rubber strap wasn't long enough to go around my strut and secure the loose end back to the stud as is intended. So I just used a short round head bolt to secure the loose end with the included nut.
Another thing I'm using which you can see in the pictures is a ND16 filter. This is optional, but improves the quality of the video in bright sunlight.
I've flown about 10 hours with this setup and it works perfectly. Looking outside there is no movement to the camera or mount whatsoever in flight.
This is a video created with this setup. The flight was from KCOS to KLUD and this was the tail end of the flight several hours after departure.
I'm using a Hero 9 camera. I'm sure it's possible to do this with other versions of the Hero, but you'll need different parts to pull it off and I don't know that you'd get the same recording length I'm quoting due to the smaller internal battery.
I'm using the Rock Steady strut mount for this application. I really like this mount and as the name implies, it definitely provides for a rock steady camera mount.
I found a power bank which provides 6800 mAh which is just enough when added to the internal Hero 9 battery to provide for about 5 hours of recording. The power bank I'm using has a 1/4" stud on one end that I will utilize for my mount.
I also used a replacement battery door for the Hero 9 which allows for a feed through of the power connector. It should be noted this almost certainly compromises the water resistance of the GoPro, so it's probably not a good idea to fly through rain.
In order to mount the power bank to the strut mount, I used a pretty thick metal ruler bent to a 90° angle on one end, three holes drilled, and cut to fit. Two of the holes were drilled for the studs in the Rock Steady and a 3rd hole is used for the stud on the power bank with a 1/4" nut. Additionally a hardware store hose clamp was used to secure the other end of the power bank to the ruler. The cord that came with the Hero 9 was just long enough to connect the camera to the power bank with a few wraps around the mount itself.
A problem I ran into is the included rubber strap wasn't long enough to go around my strut and secure the loose end back to the stud as is intended. So I just used a short round head bolt to secure the loose end with the included nut.
Another thing I'm using which you can see in the pictures is a ND16 filter. This is optional, but improves the quality of the video in bright sunlight.
I've flown about 10 hours with this setup and it works perfectly. Looking outside there is no movement to the camera or mount whatsoever in flight.
This is a video created with this setup. The flight was from KCOS to KLUD and this was the tail end of the flight several hours after departure.