Originally Posted by
aa73
Not that I can think of... AA standard practice is to always transmit to ATC on VHF1 and company/Ramp/Guard On VHF 2. So the PM always changes ATC frequencies on the CA’s side VHF1, I have never seen or heard of the FO controlling VHF1 from his/her side.
I guess that’s a Boeing thing. Because on the bus there’s no rules about which radio you are permitted to tune. Ridiculous. Sorry.