Amateur Band Communications Receiver	Rating (1-5): HHHH (4)
Made In: United States 1966-1974	Voltages: 120 VAC 50/60 Hz 30W
Coverage: Ham. See Comments.	Readout: Analog Lin.
Modes: AM/LSB/USB(CW)	Selectivity: 4.8/2.4/.4 kHz -6dB.
Circuit: Triple Conversion Superheterodyne. 5 Tubes plus Semiconductors.	Physical: 11.37 x 6.4 x 9.4" 13.5 Lbs. 289x162x239mm 6.1 kg
Circuit Complement: 12BZ6 RF Amp, 12AU6 1st Mixer, 12BE6 VFO 2nd Mixer, 12BE6 3rd Mixer, 12BA6 50 kHz IF Amp, 2N3394 Crystal Osc, 2N3394 AGC Amp, 2N3394 50 kHz Osc, (2) 1N270 Product Detector, 1N270 & 2N3394 AM Detector & Amp, 2N3394 Audio Amp, 40310 Audio Out (2) 1N3194 High Voltage Rectifier, (2) 1N3194 Low Voltage Rectifier, 1N3194 Bias Rectifier. Total circuit: 5 Tubes, 7 transistors and 8 diodes.
Features: • ¼" Head. Jack • S-Meter • RF Gain • AGC OFF/SLOW/FAST • Preselector • Mute Line • Socket for Q-Mult • Speaker Terminals • Sidetone Jack • Dial Lamp • Fiduciary Adjust • Standby • PBT
Accessories: 2-CS Speaker, 2-AC Calibrator 100 kHz, 2-NB Noise Blanker, 2-LF LF Converter, 2-CQ Spkr/QMult/Notch
New Price: $229-295	Used Price: $160-220
Comments: Coverage: 3.5-4, 7-7.5, 14-14.5, 21-21.5 and 28.5-29 MHz plus one 500 kHz position. Tunes at 45 kHz per revolution. Requires an external speaker. Matches the 2-NT CW transmitter.
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Drake R-4

Amateur Band Communications Receiver	Rating (1-5): HHHH (4)
Made In: United States 1964-1965	Voltages: 120/240 VAC 50/60 60W
Coverage: Ham. See Comments.	Readout: Analog Lin.
Modes: AM/LSB/USB(CW)	Selectivity: 4.8/2.4/1.2/.4 kHz -6dB.
Circuit: Double Conversion Superheterodyne. 13 Tubes plus Semiconductors.	Physical: 10.75x5.5x11.7" 16 Lbs. 140x273x297mm 7.3 kg
Circuit Complement: 12BZ6 RF Amp, 12BA6 Calibrator, 6HS6 1st Mixer, 6HS6 Premixer, 12BE6 2nd Mixer & Crystal Osc, 12BA6 50 kHz IF, 12BA6 50 kHz IF, 12AV6 AVC Amp/AVC Detector, 6GX6 Product Detector/Audio Amp, 6EH6 Audio Output, 12BA6 NB Amp, 12AX7 NB Pulse Amp/Shaper, 1N625 NB Gate, (2) 1N625 AM Detector, ED-3004 Bias Rectifier, (2) 1N3756 PS Rectifiers, 0B2 and 1N625 Voltage Regulator. Product detector for SSB/CW and diode detector for AM.
Features: •¼" Head. Jack • S Meter • Calibrator • AVC FAST/SLOW/OFF • Preselector • IF Notch • PBT • Dial Lamp • RF Gain • Mute Jack • Speaker Jack • Anti-Vox Jack • Standby • NB
Accessories: MS-4 Speaker
New Price: $379	Used Price: $200-300
Comments: Supplied coverage: 3.5-4, 7-7.5, 14-14.5, 21-21.5 and 28.5-29 MHz plus ten 500 kHz crystal positions. Dial accuracy is ±1 kHz. Requires an external speaker. Matches T4 or T4X Transmitter.
Variants: Models R4A and R4B.
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