Resumen
The 32403 is a 148 to 174 MHz radio, manufactured by Maxon Australia. The 32403 is a rugged, narrowband UHF/VHF 5 W radio transceiver that provides a long-distance telemetry option for communicating with remote measurement stations. The 32403 is designed for customers with an FCC-assigned frequency in the range of 148 to 174 MHz. The 32403 is well-suited for use with transmitters in Campbell Scientific ALERT/ALERT2 networks. An FCC license is required.
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Descripción detallada
Pinout Description:
- Pin 1: Audio In (Data RX)
- Pin 2: Audio Out (Data TX)
- Pin 3: PTT
- Pin 4: GND (Ground)
- Pin 5: B+ (8 to 18 Vdc)
- Pin 6: Carrier Detect (Squelch)
- Pin 7: N/C No Connect
- Pin 8: Switch
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Especificaciones
| Radio Module | SD-125E V2 |
| Frequency Range | 148 to 174 MHz |
| RF Channels | 16 independent Tx/Rx frequencies |
| Synthesizer Step | 2.5 kHz |
| Channel Spacing | 12.5 kHz |
| Frequency Stability | ±5.0 PPM |
| Input Voltage | 7.5 to 16 Vdc |
| Antenna Connector | BNC female |
| Current Drain at 12.5 Vdc | 23 mA (receiver standby) |
| Receiver Type | 12.5 kHz narrowband |
| Receiver Sensitivity | 0.35 μV |
| Receiver Spurious Emissions | -60 dB |
| Transmitter RF Power Output | 1.0 or 5.0 W (@ 12.0 Vdc) |
| Audio Output | 2.5 V (@ 600 Ω) |
| Dimensions | 30 x 62 x x 118 mm (1.18 x 2.44 x 4.65 in.) |
| Weight | 0.253 kg (8.92 oz) |
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