| General Coverage Communications Receiver | Rating (1-5): HHHHH (5) |
| Made In: United States 1951-1972 | Voltages: 95/105/117/130/210/234/260 VAC 130 W 50-60 Hz |
| Coverage: 540 - 54000 kHz | Readout: Analog |
| Modes: AM/CW | Selectivity: 13/8/3/1.3/.5/.2 kHz -6dB. |
| Circuit: Dual Conversion Superheterodyne. 20 Tubes. | Physical:21.5x12.75x17.25" 87 Lbs. |
| Circuit Complement: (2) 6BA6 RF Amp, 6AC7 FFO, 6C4 VFO, (2) 6BE6 Mixer, 6BA6 Gate, 6C4 FFO, (2) 6BA6 IF Amp, 6BA6 Driver, 6BA6 Buffer, 6C4 BFO, 6AL5 Detector/AVC, 6AL5 Lim/Meter, 12AU7 IF Out/AF Amp, 6V6GT Output, 0A2 Regulator, 5R4GY Rectifier and 6AL5 Rectifier Single conv. under 7.4 MHz. Four IF and two RF stages. | |
| Features: •¼" Head. Jack • S/AF Meter • IF Output Jack • AVC ON/MAN • Standby • Tune Lock • 6 Fixed Positions • Xtal Fine Tune ±3 kHz • BFO ±3 kHz • Internal P.S. • Flywheel Tuning • RF Gain • ANL | |
| Accessories: SP-300 Speaker, SPC-10 SSB Converter | |
| Comments: Ranges: .54-1.35, 1.35-3.45, 3.45-7.4, 7.4-14.8, 14.8-29.7 and 29.7-54 MHz. Built-in power supply. The single knob tuning is also geared to the logging scale. This extraordinary receiver had a long and illustrious career. | |
| Variants: SP-600-J has no fixed
positions. SP-600-JLX-2,15, 23 cover .1-.4, 1.35-29.7 MHz.
SP-600-JX-17, 30 are diversity. SP-600-VLF-31, 38 is only 10-540
kHz. SP-600-JX-21A has 22 tubes, SSB. SP-600-JLX-27 covers
.2-.4, .54-29.7 MHz. SP-600-JX-28 is R-620. SP-600-JX-6 is
R-274B. SP-600-JX-12 is R-274A. SP-600-JX-29 for CIA.
SP-600-JX-39 for FAA. |
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