| Specifications: | |||
| General | |||
| Frequency Coverage | 40 meters, 7.0 to 7.2 MHz | ||
| 20 meters, 14.0 to 14.2 MHz | |||
| 15 meters, 21.0 to 21.3 MHz | |||
| Frequency Stability | less than 100 Hz drift after 10 minutes warmup | ||
| Power Requirements | 13 volts DC, nominal. 35 mA receive mode and 450 mA transmit mode | ||
| Active Devices | synchrodyne detector, 40673 dual-gate MOSFET | ||
| audio amplifier, CA3035V1 integrated circuit | |||
| VFO and buffer, MPF105 JFET | |||
| doubler/tripler, MPS6521 silicon transistor | |||
| driver, MPS6521 silicon transistor | |||
| final amplifier, two MPSU05 silicon transistors | |||
| sidetone oscillator, 2N3393 silicon transistor and X29A829 silicon transistor | |||
| break-in keying, 2N3393 silicon transistor and X29A829 silicon transistor | |||
| transmitter keying, S2091 silicon transistor | |||
| Dimensions | 9-¼" wide x 8-½" deep x 4-¼" high, including knobs and feet | ||
| Weight | 4 lbs. 8 oz. | ||
| Transmitter | |||
| DC Power Input | 40 meters -- 3 watts | ||
| 20 meters -- 2.5 watts | |||
| 15 meters -- 2 watts | |||
| Frequency Control | 40 meter crystal or built-in VFO on 40 meters | ||
| 20 meter crystal or built-in VFO on 20 meters | |||
| 15 meter crystal or built-in VFO on 15 meters | |||
| Output Impedence | 50 ohms unbalanced | ||
| Sidetone | built-in | ||
| Spurious and Harmonic Levels | at least 25dB down | ||
| Receiver | |||
| Sensitivity | less than 1 microvolt provides readable signal | ||
| Selectivity | 2 kHz at 6dB down | ||
| Type of Reception | CW or SSB | ||
| Audio Output Impedance | 1000 ohms nominal | ||