General Radio Corp. Collectors Area

(let me know what you want to see here!)

An old photo of my GR collection here.

Here's the GR end of my current bench.

A shelf of resistance boxes and meters.

My main interest is in bridges, standards, and impedance measurements. Photos, schematics, and calibration info are coming, but here are text descriptions of my adventures with various pieces of GR equipment. Great stuff!

 

1608-A Impedance Bridge

1346 Audio Frequency Microvolter

1605-A Impedance Comparator

1232-A Tuned Amp. & Null Detector

1603-A Z-Y Bridge

1304-B Beat Frequency Audio Gen.

1632-A Inductance Bridge

1493-A Precision Decade Transformer

667-A Inductance Bridge

1396-A Tone Burst Generator

716-C Capacitance Bridge

1611-A Capacitance Bridge (eye tube)

1615-A Capacitance Bridge

Restoration Tips

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