Bob Dobbs wrote:
Dave wrote:
Back in my hollow
state days I thought the little XTAL marker box was the neatest thing on
the table, don't know what I would have thought to have seen a digital
display.

I made charts for each band. Bandspread at 100. Main tuning on known
station. Note bandspread setting vs. known station as BS is tuned
toward 0. Extrapolate on graph paper.

Do you have a degradation chart referenced to warmup effects (drift)?


You wait until it's warmed-up. That's why you call it "warmed up".