[Elecraft] twin KPA500 amplifiers

Steve Jackson inventor61 at gmail.com
Mon Feb 20 19:04:41 EST 2012


The discussion about a 'KPA1500' made me think about putting two of the
KPA500 in parallel.

Using a gizmo like this one:

http://www.ebay.com/itm/140399305330?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649

or the equivalent circuitry, packaged and cabled accordingly, and maybe
wire-AND-ing (or with diodes) the key lines of the two amps, them letting
them auto-band-switch based on the initial signal, doing so would yield a
~1200W Elecraft amplifier.

Is this an awful idea? (Ignore the cost for this exercise.)   If so, why?


Steve KZ1X/4


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