"Ground radio connected by usb & air radio by FTDI with usb to..
Load settings... same parameters and save settings..

But connect air radio to APM...bouncing on "getting parameters"...image.jpg"

"Try a lot of times...with FTDI connected to air radio..save settings etc etc...everything good and pair...but when connect to APM not working any more..."

"No data on OSD... telemetry air radio not pair with ground radio...stock on getting parameters MP...

some photos attached...

Y cable
From APM to telem radio 5v to 5v
Gnd to Gnd
Tx to Rx-----yellow cable
Rx to tx-----green cable

From APM to OSD 5v…"

"Hi

Have the same situation with telemetry & OSD...

Are you resolve your problem???

Thanks.."