National HRO-50T1
| Type: | HF/VHF receiver |
| Frequency range: | 50-430 KHz / 0.48-35 MHz |
| Mode: | AM/CW (FM option) |
| Receiver system: | N/A |
| Sensitivity: | N/A |
| Selectivity: | N/A |
| Image rejection: | N/A |
| Voltage: | Mains |
| Power consumption: | Max 100 W |
| Impedance: | 50-200 ohms |
| Dimensions (W*H*D): | 502*257*419 mm |
| Weight: | 38 Kg |
| Manufactured: | USA, 1951-1952 |
| Other: | Bandspread coil drawers. Crystal calibrator and selectoject options. Differs from the earlier HRO50 by an extra IF stage and a total of 12 tuned circuits on 455 kHz. New price 1951 in the US: $384.00 |
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