Favorite Tube-Type Shortwave Receivers


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National HRO-60

General Coverage Communications Receiver Rating (1-5):
Made In: United States 1952-1964 Voltages: 115/230 VAC 50-60 Hz
Coverage: 50-35000 kHz 50-54 MHz Readout: Analog and Micrometer
Modes: AM/CW Selectivity: 6 Position Crystal Filter
Circuit: Double Conversion Superheterodyne. 18 Tubes. Physical: 19.75x10.125x16.5" 85 Lbs. 502x257x419mm 38.5 kg
Circuit Complement: 6BA6 1st RF Amp, 6BA6 2nd RF Amp, 6BE6 1st Freq Converter, 6C4 HF Osc, 6BE6 2nd Freq Converter, 6SG7 1st IF Amp, 6SG7 2nd IF Amp, 6SG7 3rd IF Amp, 6H6 Det/AVC, 6H6 NL, 6SN7GT S-Meter/Phase Inverter, 6SJ7 1st AF Amp, (2) 6V6GT Audio Out, 6SJ7 BFO, 0B2 Voltage Reg, 4H4C Current Reg, 5V4G Rectifier. Two RF stages and twelve tuned circuits at 455 kHz. Single conversion below 7 MHz.
Features: " Head. Jack S-Meter Antenna Trimmer Hinged Top Cover RF Gain Dial Lamp Dimmer Phono Input Jack Tone BFO Bandspread AVC ON/OFF
Accessories: NFM-83-50 NBFM, SOJ-3 Select-O-Ject, XCU-60-2 Calibrator 100/1000, MRR-2 Rack, 650S 6VDC Power Supply
New Price: $483-745 Used Price: $300-400
Comments: Uses plug-in coil racks. Supplied coil ranges: A 14-30, B 7-14.4, C 3.5-7.3, D 1.7-4 MHz. Other coils: E 900-2050, F 480-960, G 180-430, H 100-200 and J 50-100 kHz. Also: AA 27.5-30, AB 25-35, AC 21-21.5, AD 50-54 MHz. Dimensions shown are for caabinet version.
Variants: Model HRO-60R is rack version. HRO-60C includes MRR-2 & HRO-60RS.

National NC-46

General Coverage Communications Receiver Rating (1-5):
Made In: United States 1946-1948 Voltages: 110-130 VAC 50/60Hz
Coverage: 550 - 30000 kHz. Readout: Analog
Modes: AM/CW Selectivity: 4 kHz -6dB
Circuit: Single Conversion Superheterodyne. 10 Tubes. Physical: 17.375x9.5x12.375" 32 Lbs. 441x241x314mm 14.5 kg
Circuit Complement: 6K8 Converter, 6SG7 1st IF Amp, 6H6 2nd Detector, 6SF7 AVC, 6SJ7 BFO, 6SC7 Amp Phase Inverter, (2) 25L6GT Power Output and 25Z5 Rectifier.
Features: " Head. Jack Dial Lamp Tone HI/LO Bandspread 0-100 Sensitivity Mute Line NL Hinged Top Cover AVC ON/OFF
Accessories: NC-46TS Speaker
New Price: $98-107 Used Price: $160-250
Comments: Ranges: .54-1.6, 1.55-4.6, 4.4-12 and 11.5-30 MHz. Bandspread: 3.5-4, 7-7.3, 14-14.4 and 28-30 MHz. Requires a speaker.

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