1304-B

General Radio 1304-B

beat frequency oscillator General Radio 1304-B Beat Frequency Oscillator Available from 1954 to 1970 Manuals General Radio 1304-B Beat Frequency Oscillator 1304-0100-M 1967 (All manuals in PDF format unless noted otherwise)

The General Radio 1304-B Beat Frequency Oscillator was introduced in Catalog N (1954) and remained available through Catalog U (1970).

Description Pending

Specifications

Frequency Range: 20 to 40,000 Hz in two ranges
Calibration Accuracy: ± (1% + 0.5 cycle) after front panel calibration
Drift: The drift from a cold start is less than 7 cycles in the first hour
Output Voltage: Full-scale, open-circuit output voltages of 50 mV, 500 mV, 5 V, and 50 V
Output Impedance: 600 Ω, resistive, within ±2%
Harmonic Distortion: Total harmonic content less than 0.25% from 100 Hz to 10 kHz, less than 0.5% below 100 Hz, less than 1% above 10 kHz