wrote in message
ups.com...
Ooops! I see lines were cut short. I meant this:


VXO, VFO, DDS.... (50-100mW)
(interchangeable alternatives)
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BROADBAND DRIVER (.5-1W)
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BROADBAND PA (2-5 W, highly derated devices)
Z-MATCHING RF TRANSFORMER
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SWITCHING ================= RX
TUNABLE BPF
PLUG-IN LPFs
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ANTENNA

I sincerely think you would have a lot more fun trying to clone a HW8.

There is no need to pursue much linearity in a cw transmitter ... unless you
try to build an almost unpractical one.