1200-9600bps Data Module 30km Range High Speed Radio Modem RS232 / RS485
1200-9600bps Data Module 30km Range High Speed Radio Modem RS232 / RS485
Features:
◆ Transmission rate: 1200bps, 2400bps, 4800bps, 9600bps
◆ Voice or data compatible with transparent signal transmission
◆ frequency range: 150MHz, 230MHz, 350MHz, 450MHz
◆ can be set to 256 frequency points, each frequency interval 25kHz (standard)
◆ receive, send one, digital analog signals can be sent, switch quickly
◆ air send and receive frequency can be the same frequency, but also different frequency
◆ Double phase-locked loop, double VCO structure, high stability
◆ internal use of imported power amplifier module 30W
◆ interface using standard TTL, RS232 serial (or 485) level, you can directly control the keyboard or personal computer
◆ SMT process, stainless steel shell, small size, easy installation, external heat sink
◆ comes with N antenna interface, can be directly connected to the antenna launch
Specification:
| Transmitter index | |
| Modulation: | FSK / MSK |
| Transmit power: | 30W |
| Modulation distortion: | ≤ 3% |
| Modulation sensitivity: | 100mV (3KHz SINAD) |
| Adjacent channel power ratio: | ≥65dB |
| Spurious RF component: | ≤- 65dB |
| Receiving index | |
| Available Sensitivity: | ≤- 120dBm (12dB SINAD) |
| Residual level output: | ≤- 45dB |
| Modulation reception bandwidth: | ≥ 5KHz |
| Adjacent channel selectivity: | ≥65dB |
| Intermodulation immunity: | ≥ 60dB |
| Spurious response Immunity: | ≥65dB |
| Demodulation output: | ≥0.2V audio voltage |
| Comprehensive index | |
| Working frequency band: | 150MHz, 230MHz, 350MHz, 450MHz |
| Frequency stability: | ± 2.5ppm |
| Channel spacing: | 25kHz |
| Antenna impedance: | 50Ω |
| Ambient temperature: | -30 ℃ ~ +60 ℃ |
| Frequency setting: | DIP switch or computer write frequency |
| Data transfer rate: | 1200bps, 2400bps, 4800bps, 9600bps |
| DC voltage: | DC12-14V |
| Standby current: | ≤ 50mA |
| Operating current when transmitting: | ≤7.6A (transmission power of 30W) |
| Transmission distance: | Omni 30km in city |
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