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المهنية راديو dPMR OEM PX-680D 5W IP66 الرقمية 4FSK تعديل التشفير الرقمي متوافق التناظرية
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Analog Radio, Ungrouped,Co., Ltd
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\ n \ n | dPMR radio PX-680D | |
| Features and functions | |
| Size | 132×63×33MM professional design |
| Frequency Range | 136-174/400-470MHz |
| Channel Capacity | 16channels |
| Output Power | ≤5W |
| Battery | 1200-1800mAh |
| Weight | 263G |
| Waterproof and dustproof | IP66 |
| Vocoder type | AMBE+2C 6.25khz FDMA system |
| Stong functions | Digital-analog compatible/switchable |
| 51CTCSS+107DCS | |
| encryption/VOX/scan/monitor/stun/kill/activation function/busy lock function | |
| digital call/group call/single call/emergency call | |
| emergency alarm/power detection/high-low power functions | |
| work alone/automatically contact/voice broadcast function | |
| Transmitter | |
| analog part | |
| Audio Distortion | ≤5% |
| moduration character | +3dB--3dB |
| adjacent channel power | ≥65dB |
| occupied bandwidth | ≤16khz |
| antenna impedance | 50Ω |
| Operating Voltage | 7.4V DC |
| Operating Temperature | -20°C +55°C |
| Receiver | |
| RF Sensitivity | ≤-120dBm AT 12 SINAD(analog mode) 3%BER<0.25μV(digital mode) |
| audio distortion | ≤5% |
| audio response | +2dB--10dB |
| co-channel rejection | ≥-8dB |
| Adjacent Channel Selectivity | ≥65dB |
| intermodulation rejection | ≥65dB |
| Spurious response | ≥65dB |
| blocking | ≥85dB |
| OEM/ODM | logo/manual/gift box |
| Warranty | 1year for radio,6monthes for battery |
| shipment | FedEx 3-5days TNT 5-8days |
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