View single post by Steve Stephens
 Posted: Thu Aug 8th, 2019 02:53 am
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Steve Stephens

Joined: Mon Nov 14th, 2005
Location: San Anselmo, California USA
Sean Campbell wrote: So my SMY has a brass plate reading "off, high, med, low", a parallel ring cage with a reverse curve, and no form letters. Would this be the 1915 model? What color is the cage badge on your SMY?  1915 AO oscillator has a black or dark oxide badge.  1914 and before have a gold (brass) cage badge.  I would think the non-oscillator and oscillator models from the same year would have the same cage badge.