On 12 Jun 2022 at 14:10, Brian McQueen wrote: > You sure that´s not a B-17? B-29´s used the ART-13 xmitter, not a BC-375... > > Brian. WJ0P The caption says it is a YB-29, which means that it was a very early experimental or developmental version. Therefore, it probably DID have the BC-375. Ken W7EKB