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| Antenna Impedance | 50 ohms (nominal) |
| Current Drain (approx.) | 20.5 A (transmit), 2 A (standby) |
| Dimensions, projections not included (W x H x D) | 13 x 4-3/4 x 13-1/8 in. (330 x 120 x334 mm) |
| Frequency Stability | Within ±10 x 10-6 (±0.5 x 10-6 with SO-2) |
| Microphone Impedance | 600 ohms |
| Mode | A1A (CW), J3E (SSB), A3E (AMI), F3E (FM), F1D (FSK) |
| Operating Temperature | 14° F - +122° F (-10° C - +50° C) |
| Power Requirement | 13.8 V DC ±15% |
| Reciever Frequency Range | 100 kHz - 30 MHz |
| Transmitter Frequency Range | 160, 80, 40, 30, 20, 17, 15, 12, 10 meter bands |
| Weight (approx.) | 25.35 lbs. (11.5 kg) |
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| Audio Output Impedence | 8 ohms |
| Audio Output Power | 1.5 W (8 ohms, 10% distortion) |
| Circuitry | Quadruple Conversion Superheterodyne (SSB/CW/AM/FM/FSK) |
| Intermediate Frequency: 1st IF | 73.05 MHz |
| Intermediate Frequency: 2nd IF | 8.83 MHz |
| Intermediate Frequency: 3rd IF | 455 kHz |
| Intermediate Frequency: 4th IF | 11.3 kHz |
| Notch Filter Attenuation | Greater than 40 db |
| RIT Variable Range | ±9.99 kHz |
| Selectivity: AM (Lo:100; Hi: 4000) | 9 kHz (-6 dB), 12 KHz (-60 dB) |
| Selectivity: CW (Width :200) | 200 Hz (-6 dB), 450 Hz (-60 dB) |
| Selectivity: FM (Width: 14k) | 14 kHz (-6 dB), 18 kHz (-60 dB) |
| Selectivity: FSK (Width: 500) | 500 Hz (-6 dB), 1000 Hz (-60 dB) |
| Selectivity: SSB (Lo:300; Hi: 2600) | 2300 Hz (-6 dB), 3300 Hz (-60 dB) |
| Sensitivity: AM (S+N/N 10 dB) | Less
than 2 µV (100 ~ 500 kHz),
Less than 31.6 µV (500 kHz ~ 1.705 MHz), Less than 2 µV (1.705 ~ 24.5 MHz), Less than 2 µV (24.5 ~ 28 MHz), Less than 2 µV (28 ~ 30 MHz) |
| Sensitivity: FM (12 dB SINAD) | Less than 0.25 µV (28 ~ 30 MHz) |
| Sensitivity: SSB/CW/FSK (S+N/N 10 dB) | Less
than 1 µV (100 ~ 500 kHz),
Less than 4 µV (500 kHz ~ 1.705 kHz), Less than 0.2 µV (1.705 ~ 24.5 MHz), Less than 0.13 µV (24.5 ~ 28 MHz), Less than 0.13 µV (28 ~ 30 MHz) |
| Spurious Response: IF Rejection | Greater than 80 dB (1.8 ~ 30 MHz) |
| Spurious Response: Image Ratio | Greater than 80 DB (1.8 ~ 30 MHz) |
| Squelch Sensitivity: FM | Less than 0.25 µV (28 ~ 30 MHz) |
| Squelch Sensitivity: SSB/CW/FSK/AM | Less
than 2 µV (100 ~ 500 kHz),
Less than 20 µV (500 kHz ~ 1.705 MHz), Less than 2 µV (1.705 ~ 28 MHz), Less than 2 µV (28 ~ 30 MHz) |
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| Antenna Tunable Range | 20 ohms - 150 ohms |
| Carrier Suppression | Greater than 50 dB |
| Maximum Frequency Deviation | Less
than ±5 kHz (wide);
Less than ±2.5 kHz (narrow) |
| Modulation: AM | Low-power modulation |
| Modulation: FM | Reactance modulation |
| Modulation: SSB | Balanced modulation |
| RF Output Power | SSB/CW/FM/FSK: 100 W; AM: 25 W |
| Spurious Response | Less than -60 dB |
| Transmit Frequency Response | 300 - 2600 Hz (-6 dB) |
| Unwanted Sideband Suppression | Greater than 50 dB |
| XIT Variable Range | ±9.99 kHz |
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