Kenwood TM-281A
Specifications
TM-281A Specifications| GENERAL | |
| Antenna Impedance | 50 ohms | Current Drain Receive | Less than 1 A | Current Drain Transmit | Less than 14 A | Dimensions (W x H x D) | 6.3 x 1.69 x 4.69 in. (160 x 43 x 126 mm) | Weight (approx.) | 2.6 lbs. (1.2 kg) | Frequency Range | TX: 144 - 148 MHz RX: 136 - 174 |
Ground | Negative | Microphone Impedance | 600 ohms | Frequency Tolerance | ± 2.5 PPM -20°C to 60°C | Mode | F3E (FM) | Operating Temperature Range | -20°C to 60°C | Power Requirement | 13.8V DC (±15%) |
| RECEIVER | |
| Audio Output Power | More than 2W (8 ohms, 5% distortion) | Circuitry | Double conversion superheterodyne | Intermediate Frequency 1st IF | 49.95 MHz | Intermediate Frequency 2nd IF | 450 kHz | Selectivity -6 dB | More than 12 kHz (Narrow 10 kHz) | Selectivity -60 dB | Less than 30 kHz (Narrow 24 kHz) | Sensitivity (12dB SINAD) | Less than 0.18µV | Squelch Sensitivity | Less than 0.10µV |
| TRANSMITTER | |
| Frequency Tolerance | Within ±10 ppm | Maximum Frequency Deviation | ±5 kHz | Modulation | Reactance modulation | Modulation Distortion | Less than 3% (300 Hz ~ 3 kHz) | RF Output Power HI | 65 W | RF Output Power LO | 25 W | Specifications may be changed without notice. |
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