> This thread has me wondering how accurate IMD or even PEP was measured
> in the late 50's, early 60's. Would the readings that National provided
> for their 4CX1000A military amp hold up to todays techniques and
> instrumentation?
My guess:
Comparison against fixed attenuators using either spectrum
analyser or receiver should give fairly good accuracy of relative
values.
Calibrating a diode detector against cw should give reasonably
accurate pep readins.
Steve
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