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UHF digital DMR Repeater with 16 Memory Channels BJ-851 digital DMR Repeater for Walkie Talkie DMR repeater
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Meo wig Trading Co., Ltd
China - Hangzhou
Manufacturer
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
51-100 people
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
BRC
Product Specifications
Color
Black
Product Description
UHF digital DMR Repeater with 16 Memory Channels BJ-851 digital DMR Repeater for Walkie Talkie DMR repeater
related digital
1.Specification of repeater
| General |
| Frequency Range: | 400-490 MHZ ( Frequency spacing :10MHz) |
| Frequency Spacing | 10MHZ |
| Duplex Band Width | 1MHZ |
| Modulation Type | FM 16F3 |
| Operating Voltage | 12-14V |
| Current | standby current : 0.3A Rx current : 0.8A Tx current :3.0A |
| Frequency Stability | ≥2.5 PPM |
| Channel Spacing | 25KHZ |
| Weight | Approx 2kg |
2.Specification of Duplexer |
| Frequency Range (MHZ) | RX:453.5---456.5MHZ TX:463.5---466.5MHZ |
| Frequency spacing | 10MHZ |
| Max Output Power (W) | 10W |
| Receiving End Insertion loss (dB) | ≤2dB |
| Transmitting End Insertion loss (dB) | <1.5dB |
| Transmitting-Receiving End Isolation (dB) | ≥65dB |
| Max VSWR | 1.5 |
| Operating Temperature Range | -30-----+60°C |
| Frequency Stability | Approx 2.5ppm/°C |
| Matched Impedance | 50Ω |
| Receiver | |
| Simplex Sensitivity | ≥0.3uv(12dB SINAD) |
| Duplex Sensitivity | <3dB |
| Squelch Sensitivity | ≥0.2uv |
| Selectivity | -70dB |
| Spurious Radiation | -75dB |
| Intermodulation Rejection | -75dB |
| Residual Noise | -45dB |
| DEMP FO | 6±3dB |
| Audio Output Power | 4.0W |
| Audio Distortion | <5% |
| Working Mode | receiving mode |
| Transmitter | |
| Output Power | 5-10W |
| Spurious Radiation | ≤80dB |
| Residual Modulation | -45dB |
| Audio Distortion | <5% |
| Max Modulation | 5KHZ |
| Pre-emphasis Frequencies | 6±3dB |
| Working Mode | Transmitting Mode |
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