On 1/18/2013 4:05 PM, Carl wrote:
I built a split flat plate design using a 3CX1000A7 almost 30 years ago
and still use it; the same tube easily does 1500W out with 100W drive
from a modified 180W brick driven by an ancient MM-144 transverter.
I didn't think the tubes were still made. The sockets IIRC are
relatively easy to modify. Course, make a mistake and you end up with a
"pile" of parts
To me, the tubes are better, or preferable to the 8877/3CX1500.
As you say, instant on and very rugged.
73
Roger (K8RI)
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