RCA Chro-Bar Generator WR-502A Hermes knob replacement This is a 1968 First

This is a 1968 First American Edition

Weston Direct Reading selenium cell light meter in excellent operational & very good cosmetic condition

Minolta introcuced the MG -- a completely new 16mm camera with a built-in meter that was smaller than their original Minolta 16

As described in Disston's 1918 catalog:This is the original Skewback Saw

RCA Chro-Bar Generator WR-502A Hermes knob replacement This is a 1968 FirstRCA Chro Bar Generator WR 502A This is an RGB pattern generator used for testing televisions and monitors. This is a true professional instrument, it will generate color bars, dots, crosshatches, vertical lines, horizontal lines, and simple rasters. I've had it since 1970! It is battery powered and I removed the batteries so no corrosion and clean as a whistle on the inside.