EH Scott Radio Enthusiasts

The Fine Things are Always Hand Made

May 2021 Blog Posts (1)

Surprising volume change when changing SELECTIVITY on Phantom FM

Thanks to Jim Sargent (of Jim Sargent Auctions), I acquired my first Scott, a Phantom Deluxe FM (model BFM, sn ZZ455) receiver and power supply which became available in Lubbock TX where I live. 

After making initial repairs so I could make "as found" measurements - I discovered obvious volume changes when I change SELECTIVITY.  Tuned to noise between stations, using SHARP as my 0db volume reference at the output transformer, the noise is +17db louder when switched to MEDIUM,…

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Added by Eddie Watts on May 6, 2021 at 8:02pm — 1 Comment

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