That's a nice cheap board, and worth using considering it has relay
switching too . . .
However, the circuit seems odd . . . I used transformers in and out on my
Loop Preamp, to give a match to 50 ohms.
Roger G3YRO
---------------------------------------------------------------------------
Try this guy he does good quality boards and it's easier than importing from
the states,
https://m.ebay.co.uk/itm/W7IUV-Beverage-preamplifier-PCB-for-experimenters-2
N5109-or-DCP68-transistor-/261634019988
Trevor
EI2GLB
_________________
Topband Reflector Archives - http://www.contesting.com/_topband
|