[ARC5] Audio power output and BFO fixed - 10 meter BC-454

[Kenneth G. Gordon]

> Has anyone taken a regular BC-454 with bandspreading  a step further
> and changed the first IF stage to a mixer to 455kc, added a wide and
> sharp ceramic filter, used a 455kc IF can for the 2nd stage, etc?

Not that I know of. At the time, that would have been beyond most people.
 
> Then with external converters it would be a half decent radio to mate
> to a vintage AM/CW transmitter such as a DX-60.

And small, too.
 
> The BC-453 is too sharp for quality AM.

Yes. Even my SCR-274-N maintenance manual dated 1943 makes that 
point.

Ken W7EKB