On Mon, 13 Dec 2004 13:28:24 GMT, Joe McElvenney
wrote:

I would ignore the transmitter and just try to get the receiver going
as the fault, whatever it is, will probably be common to both as above.
Coupling your signal generator into it stage by stage (starting with the
last IF) should narrow things down.

Good advice. Also check the LO(s) is/are working properly. It should
be a piece of cake to track down a fault like that, certainly if you
have a schematic.
--

"What is now proved was once only imagin'd." - William Blake, 1793.