[Elecraft] OT: QST's review of the Yaesu FTDX5000MP
Bob Nielsen
n7xy at clearwire.net
Tue Nov 16 20:34:09 EST 2010
On Nov 16, 2010, at 3:47 PM, Don Wilhelm wrote:
> Actually, the 9 MHz IF got started and gained momentum from the first
> SSB phasing generators. Some of the first SSB transmitters were phasing
> types with the 9 MHz IF - using a 5.0 to 5.5 MHz VFO, one could cover
> 3.5 to 4.0 MHz and also 14.0 to 14.5 MHz with the same 9 MHz generator.
> Transceivers were only a dream at that time. Receivers did not normally
> use a phasing approach.
Ah, the Central Electronics 10-A (from 1952, the year I was first licensed), often used with an ARC-5 as a VFO. I remember really wanting one, but it's probably best that I never fulfilled that wish.
Bob, N7XY
More information about the Elecraft
mailing list