1304-B: Difference between revisions
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|caption=General Radio 1304-B Beat Frequency Oscillator | |caption=General Radio 1304-B Beat Frequency Oscillator | ||
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Revision as of 09:00, 6 March 2024
The General Radio 1304-B Beat Frequency Oscillator was introduced in 1954 Catalog N and remained available through Catalog U 1970.
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: Output Voltage: Full-scale, open-circuit output voltages of 50 mV, 500 mV, 5 V, and 50 V are provided.
- Output Impedance: 600 Ω, resistive, within ±2%.
- Harmonic Distortion: The total harmonic content is less than 0.25% from 100 to 10,000 Hz. Below 100 Hz less than 0.5%. Above 10,000 Hz less than 1%.
