[W2CRA] CRA Tech: Linvale Work Party
William Powell
whp at att.net
Sun Jul 17 22:22:52 EDT 2022
Linvale Work Party members,
In addition to SWR / Reflected power measurements I'm requesting that non-VNA TDR/DTF measurements be made.
It turns out that I was unable to get meaningful readings because of all the RF floating around there; my VNA is based
on a Spectrum Analyzer - a 1 to 3000 MHz receiver that simply got clobbered.
A true TDR involves a DC narrow pulse generator and a < 20 MHz bandwidth oscilloscope that shouldn't be (too badly)
affected by stray RF.
Bill - WB1GOT
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