1025-A: Difference between revisions
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GR 1025-A Rear left.jpg|Power Supply | GR 1025-A Rear left.jpg|Power Supply | ||
GR 1025-A Rear Lower Right.jpg|Top Side of A4 board | GR 1025-A Rear Lower Right.jpg|Top Side of A4 board | ||
GR 1025-A Rear Upper Right.jpg | GR 1025-A Rear Upper Right.jpg|Top Side of A3 board | ||
GR 1025-A Right Side Attenuator.jpg| Attenuator | GR 1025-A Right Side Attenuator.jpg| Attenuator | ||
GR 1025-A Right Side Board A3.jpg|-150 V regulator and meter circuit (A3) | GR 1025-A Right Side Board A3.jpg|-150 V regulator and meter circuit (A3) | ||
Revision as of 05:38, 3 March 2024
The General Radio 1025-A Sweep Frequency Generator was introduced in 1963 Catalog R and remained available through Catalog T 1968.
Specifications
- Frequency Range: 0.7 to 230 MHz in 10 ranges plus bandspread ranges.
- Calibration Accuracy: At output voltages less than 0.3 volt, frequency is indicated to within +0.5%.
- Drift: Not greater than 0.3% for five hours after one-hour warmup.
- Sweeping Rate: 22.2 milliseconds 20 times per second.
Links
Photos
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Sweep Motor Upper Power Supply Lower
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Power Supply
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Top Side of A4 board
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Top Side of A3 board
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Attenuator
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-150 V regulator and meter circuit (A3)
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Automatic amplitude-control amplifier (A4)
