Victoreen Instrument Co.

CDV 720   model 2   late 50s

High range instrument - 2 50 R/hr. ~ Radiation Detector ioniziaton chamber ~ Batteries 2 D cells, 1 22 1/2v B cell ~ I subminiature triode vacuum tube ~ Controls range switch circuit test, off, 0 5, 0 50 R/hr. meter zero control ~ Yellow plastic case with sliding door on bottom for beta particle detection.

Due to the extreme fragile nature of the 50s plastic this case is made from I did not want to risk damage to the case by unsnapping the latches.  Because of this I only have exterior views of this meter.

Click on small pictures to enlarge

Due to the extreme fragile nature of the 50s plastic this case is made from I did not want to risk damage to the case by unsnapping the latches.  Because of this I only have exterior views of this meter.

Click on small pictures to enlarge

 

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