Century 21 Model 570

Medium power solid state cw transceiver covering 80 - 10 meters. Double direct conversion receiver. Built-in AC power supply.

• Frequency Coverage: 3.5 to 4.0; 7.0 to 7.5; 14.0 to 14.5; 21.0 to 21.5; 28.0 to 28.5; 28.5 to 29.0 MHz. (Crystal not supplied for 28.5 to 29.0 MHz, but available as accessory, Model 273.) Note - Early models only included crystals for 3.5, 7, and 14 MHz bands. Crystals for 21 Mhz and 28 Mhz bands were available as optional Models numbers 271 and 272.
• VFO Frequency Stability: less than 20 Hz change per degree Fahrenheit, averaged over a 40^o change from 70^o to 110^o, after 30 minute warmup. Less than 20 Hz change from 105 to 125 VAC line voltage.
• Tuning Rate: Approximately 17 kHz per revolution of main tuning knob.
• Power Requirements: 105 - 125 VAC, 50-60 Hz. 10 watts receive, 100 watts transmit.
• Semiconductors: 25 transistors, 26 diodes, 5 integrated circuits.
• PC Boards: 4 plug-in types, 6 integral.
• Construction: Rigid aluminum chassis and sub-panels. Aluminum case. Grey front panel, black textured vinyl cover.
• Dimensions: HWD 6.125" x 12.5" x 12"
• Weight: 15.5 lbs