Collins 51J-1
| Type: | HF receiver |
| Frequency range: | 0.5-30.5 MHz in 30*1000 KHz bands |
| Mode: | AM/CW |
| Sensitivity: | N/A |
| Selectivity: | N/A |
| Image rejection: | N/A |
| Voltage: | Mains |
| Current drain: | ? |
| Impedance: | 50 ohms |
| Dimensions (W*H*D): | 536*318*352 mm |
| Weight: | 25 Kg |
| Manufactured: | USA, 1949-1951 |
| Other: | New price 1949 in the US: $875.00 |
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