Kenwood TM-741A
Specifications
TM-741A Specifications| GENERAL | |
| Antenna Impedance | 50 ohms | Current Drain Receive | 1.2 A | Current Drain Transmit | 144 MHz: Less than 11.5 Amps 440 MHz: Less than 10.0 Amps |
Dimensions (W x H x D) | 5-7/8 x 1-15/16 x 6-7/8in (150 x 50 x 175 mm) | Frequency Range 1200 MHz | (option) | Frequency Range 144 MHz | TX: 144 - 148 MHz RX: 118 - 174 MHz |
Frequency Range 220 MHz | (Option) | Frequency Range 28 MHz | (Option) | Frequency Range 440 MHz | TX: 438 - 450 MHz RX: 410 - 470 MHz |
Frequency Range 50 MHz | (Option) | Ground | Negative | Microphone Impedance | 500-600 ohms | Mode | F3E (FM) (A3E (AM) RX: 118 - 136 MHz) | Operating Temperature Range | -20°C - -60°C | Power Requirement | 13.8 V DC ±15% | Weight (approx.) | 3.3 lb (1.5 kg) |
| RECEIVE | |
| Audio Output Power | More than 2 W (8 ohms, 5% distortion) | Circuitry | Double conversion superheterodyne | Intermediate Frequency 1st IF | 144 MHz: 10.7 MHz 440 MHz: 21.6 MHz |
Intermediate Frequency 2nd IF | 455 kHz | Selectivity -6 dB | Greater than 12 kHz | Selectivity -60 dB | Less than 24 kHz | Sensitivity (12dB SINAD) | Less than 0.16 µV | Squelch Sensitivity | Less than 0.1 µV |
| TRANSMIT | |
| Frequency Tolerance | ±10 ppm | Maximum Frequency Deviation | ±5 kHz | Modulation | Reactance | Modulation Distortion | Less than 3 % (300 Hz - 3 kHz) | RF Output Power HI | 144 Mhz: 50 W 440 MHz: 35 W |
RF Output Power LO | 5 W | Spurious Radiation | Less than -60 dB | Specifications may be changed without notice. |
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