Product Description
LT-790 two way radio/ walkie talkie/ transceiver / interphone
Built-in FM radio
Computer / manual program
Built-in 50 groups of CTCSS and 104+1 groups of DCS
Repeater function
Battery indicator
High sensitivity receiver
Scan function
Keypad lockout
Signal strength indicator
High/low power select (1 to 5W)
Standby time: 120 hours
Lower battery warning
LCD & keypad backlit display
Adjustable squelch level
12.5kHz / 25kHz compatibility
Emergency alarm function
Technical specifications
| Model NO. | LT-790V | LT-790U |
| General | ||
| Frequency Band | VHF | UHF |
| Frequency Range | 136-174MHz | 400-470MHz |
| Channel Capacity | 99 | |
| Operating Voltage | 7.2V DC ±15% | |
| Antenna Impedance | 50Ω | |
| Channel Spacing | 12.5kHz/25kHz | |
| Working Temperature | -30 °C – +60 °C | |
| Frequency Stability | ±2.5 ppm | |
| Size (Without Antenna) | 104(W)mmx62(L)mmx36mm(D) | |
| Weight(With Battery) | 250g | |
| Battery | 1500 mAh(Li-ion) | |
| Transmitter | ||
| RF Power Output | 5W/4W | |
| Modulation Type | F3E | |
| Modulation Distortion | < 5%(300-3000Hz) | |
| Max Freq Deviation | < 5kHz(1000Hz When 100%) | |
| FM Noise | <=-45dB | |
| Receiver | ||
| Sensitivity(12Db SINAD) | 0.16μV | |
| Selectivity | 55dB | |
| Adjacent Channel Selecivity | >=70dB | |
| Noise Respond | >=60dB | |
| FM Noise | 30dB/40dB | |
| Modulation Type | 8K/16KF3E | |
| Audio Power Output | 500mW When Distortion Less Than 10% | |
| Audio Distortion | < 5% | |
| Operating Bandwidth | ±3.5kHz/3.75kHz | |
| Standby Current | < 12mA | |
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