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GR 558 Case Open.jpg | GR 558 Case Open.jpg | ||
GR 558 Calibration Chart.jpg | GR 558 Calibration Chart.jpg | ||
GR 558 Calibration Chart.png | GR 558 Calibration Chart Scan.png | ||
GR 558.jpg | GR 558.jpg | ||
GR 558 Coil Set.jpg | GR 558 Coil Set.jpg | ||
Revision as of 23:19, 31 March 2024
The General Radio 558 Amateur Band Frequency Meter was introduced in 1928 Bulletin 930, E1 and E2 only.
Specifications
- Frequency Range: 3.5 to 4.0 MHz, 7.0 to 8.0 MHz, 14.0 to 16.0 MHz, 28 to 32 MHZ, 56 to 51 MHz
- Frequency Calibration Accuracy: 0.25%
