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dPMR mobile radio DM500 6.25KHZ Sistema FDMA Crittografia vocale a 32 bit
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Analog Radio, Ungrouped,Co., Ltd
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Descrizione del prodotto
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\ n \ n \ n \ n | dPMR mobile radio MD500 | |
| Features and functions | |
| size professional | 145X155X43MM |
| Frequency Range | 136-174/350-390/400-430MHZ |
| Channel Capacity | 199 channels |
| RF Output power | 25W/13.8V DC |
| dPMR vocoder type: | AMBE+2C |
| Functions | 6.25khz FDMA system promoted spectrum utilization |
| Voice encryption (length 32 bits)/compander/seamless handover | |
| VOX/security check/channel display/caller ID display | |
| Transmitter | |
| Max Frequency Deviation | ≤5KHz |
| Frequency Stability | ±2.5ppm |
| Adjacent Channel Power | ≥70dB |
| Audio frequency response | 3dB-5dB OF 6dB/OCTAVE(300HZ-3000HZ) |
| Audio Distortion | ≤5% |
| FM hum and noise(EIA) | 40dB |
| Frequency Stability | ±3PPM |
| Operating Voltage | 13.8V DC |
| Operating Temperature | -20°C +55°C |
| Weight | 1176G |
| Type of emission | 16K of 3E |
| Antenna impedance | 50Ω |
| Receiver (ETSI EN 300 086 standard testing ) | |
| Reference Sensitivity | ≤0.25μV at 12db SINAD |
| squelch senstivity | 0.25μV(threshold) |
| Adjacent Channel Selectivity | ≥70dB(25khz spacing) |
| spurious respone | 70db |
| Intermodulation Rejection | 70db(25khz spacing) |
| FM hum and noise | 45db |
| audio output power | 500MW(5%distortion ,8 load) |
| this product is suitable for | logistics ,transportation,docks,factories and mines… |
| Warranty | 1year for radio |
| shipment | FedEx/DHL/TNT/EMS |
| Mobile radio checked by the ministry of public security and meet the domestic public security system and the other MPT-1327 signaling users.Durable,able to withstand the severe test on different occasions,to ensure a clear call,users in a variety of noisy environments provide an ideal choice for prfessional users wireless command and dispatch. | |
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