Uploaded August 2026 | Updated September 2026, 3 weeks ago
Uncertain about what to buy? Check out THE ULTIMATE FPV SHOPPING LIST: fpvknowitall.com/ultimate-fpv-shopping-list
SUPPORT ME ON PATREON at: bit.ly/2Ep5Sia
THIS IS MY FULL TIME JOB. Here are other ways that you can support me: fpvknowitall.com/support-me
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I receive a commission (at no extra cost to you) if you make a purchase after clicking one of the affiliate links below.
Buy the Divimath Dual-Band Analog VTX:
* divimath.com/products/divimath-dual-band-analog-vtx?bg_ref=3TUNtdfYAN
Buy the Analog VTX Cooling Kit:
* divimath.com/products/analog-vtx-cooling-kit?bg_ref=3TUNtdfYAN
MANDATORY DISCLAIMER: I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for me to earn fees by linking to Amazon.com and affiliated sites.
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0:00 - Switching channels ... in flight?!
0:57 - Can't ELRS already do this?
ELRS Backpack Setup: youtube.com/watch?v=gfvh_1WEDYs
2:33 - Divimath NDAA goggles
3:13 - Step 1: Betaflight Setup
Betaflight vTX command detailed tutorial: youtu.be/a1_U2v0kAjg
Scroll through vTX channels with ONE BUTTON: youtu.be/_A557wLrwyA
7:56 - Gotchas with the vTX command
10:02 - Set up radio trainer output
Example trainer cable: amzn.to/4pVvsjC
11:29 - Set up goggle trainer input
13:50 - Confirm that it works
15:24 - Have I earned your support yet?
16:24 - You need a custom build of betaflight to do this
17:51 - Conclusion
The rest of the Divimath videos are in this playlist:
youtube.com/playlist?list=PLQ6e6_6B3zeQ
Uncertain about what to buy? Check out THE ULTIMATE FPV SHOPPING LIST: fpvknowitall.com/ultimate-fpv-shopping-list
SUPPORT ME ON PATREON at: bit.ly/2Ep5Sia
THIS IS MY FULL TIME JOB. Here are other ways that you can support me: fpvknowitall.com/support-me
---
I receive a commission (at no extra cost to you) if you make a purchase after clicking one of the affiliate links below.
Buy the Divimath Dual-Band Analog VTX:
* divimath.com/products/divimath-dual-band-analog-vtx?bg_ref=3TUNtdfYAN
Buy the Analog VTX Cooling Kit:
* divimath.com/products/analog-vtx-cooling-kit?bg_ref=3TUNtdfYAN
MANDATORY DISCLAIMER: I am a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for me to earn fees by linking to Amazon.com and affiliated sites.
---
0:00 - Switching channels ... in flight?!
0:57 - Can't ELRS already do this?
ELRS Backpack Setup: youtube.com/watch?v=gfvh_1WEDYs
2:33 - Divimath NDAA goggles
3:13 - Step 1: Betaflight Setup
Betaflight vTX command detailed tutorial: youtu.be/a1_U2v0kAjg
Scroll through vTX channels with ONE BUTTON: youtu.be/_A557wLrwyA
7:56 - Gotchas with the vTX command
10:02 - Set up radio trainer output
Example trainer cable: amzn.to/4pVvsjC
11:29 - Set up goggle trainer input
13:50 - Confirm that it works
15:24 - Have I earned your support yet?
16:24 - You need a custom build of betaflight to do this
17:51 - Conclusion
The rest of the Divimath videos are in this playlist:
youtube.com/playlist?list=PLQ6e6_6B3zeQ
