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A NanoVNA as a Dip Meter

Posted on April 4, 2024 by Jenny List

A staple of the radio amateur’s arsenal of test equipment in previous decades was the dip meter. This was a variable frequency oscillator whose coil would be placed near the …read more Continue reading A NanoVNA as a Dip Meter→

Marconi Circuit Magnification Meter Gives Up Secrets

Posted on December 9, 2023 by Al Williams

[Thomas] picked up a Marconi TF1245 with dents and dings. We have to admit that we had not heard of a “circuit magnification meter,” but apparently, this was a thing …read more Continue reading Marconi Circuit Magnification Meter Gives Up Secrets→