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* '''Meter Scales VSWR:''' 1 to 4, 3.2 to 10, 1 to 1.2, and 1 to 1.05;dB, 0 to 10, 0 to 1.6, and 0 to 0.45;
* '''Meter Scales VSWR:''' 1 to 4, 3.2 to 10, 1 to 1.2, and 1 to 1.05;dB, 0 to 10, 0 to 1.6, and 0 to 0.45;
* '''Meter Scales Bolometer:''' current, 0 to 10 mA.
* '''Meter Scale Bolometer:''' current, 0 to 10 mA.
* '''Meter Accuracy:''' 0 to 10 dB scale, ±(0.01 dB + 2% of reading);0 to 1.6 dB scale, ±0.02 dB; 0 to 0.45 dB scale, ±0.007 dB.
* '''Meter Accuracy:''' 0 to 10 dB scale, ±(0.01 dB + 2% of reading);0 to 1.6 dB scale, ±0.02 dB; 0 to 0.45 dB scale, ±0.007 dB.
* '''Bandwidth:''' 10 to 100 Hz, adjustable with constant gain.
* '''Bandwidth:''' 10 to 100 Hz, adjustable with constant gain.

Revision as of 03:43, 16 March 2024

General Radio 1234
standing-wave meter
General Radio 1234 Standing-Wave Meter

Available from 1968 to 1978+

Manuals
(All manuals in PDF format unless noted otherwise)

The General Radio 1234 Standing-Wave Meter was introduced in 1968 Catalog T and remained available through Catalog 1978.


Specifications

  • Meter Scales VSWR: 1 to 4, 3.2 to 10, 1 to 1.2, and 1 to 1.05;dB, 0 to 10, 0 to 1.6, and 0 to 0.45;
  • Meter Scale Bolometer: current, 0 to 10 mA.
  • Meter Accuracy: 0 to 10 dB scale, ±(0.01 dB + 2% of reading);0 to 1.6 dB scale, ±0.02 dB; 0 to 0.45 dB scale, ±0.007 dB.
  • Bandwidth: 10 to 100 Hz, adjustable with constant gain.
  • Frequency: 1 kHz, adjustable ±30 Hz.

Links

Photos