VSR660 Repeater

Standard Version

Power: 50W, supporting digital and analog modes.

Fully modular design with high-performance indicators.

Ultra-thin 2U chassis, standard built-in power supply, and can have a duplexer built-in.

Supports base station/dispatch station modes.

Built-in PSTN, supporting intercommunication between telephone and DMR (optional).

Public-Private Integration Version

Interconnection and integration of public network, digital, and analog systems.

Remote link and multi-station networking across regions.

Supports China Mobile, China Unicom, and China Telecom's 4G/3G/2G networks

General Performance Indicators

Frequency Range: UHF: 350 - 390 MHz; 400 - 470 MHz

Channel Spacing: 25 kHz/12.5 kHz

Operating Voltage: 100 - 264VAC - 50/60Hz

Antenna Port Radiation Spurious

9kHz - 1GHz: ≤ -36dBm, Transmit mode ≤ -57dBm, Idle mode

1GHz - 12.75GHz: ≤ -30dBm, Transmit mode ≤ -47dBm, Idle mode

Chassis Port Radiation Spurious

9kHz - 1GHz: ≤ -36dBm, Transmit mode ≤ -57dBm, Idle mode

1GHz - 12.75GHz: ≤ -30dBm, Transmit mode ≤ -47dBm, Idle mode

Antenna Impedance: 50Ω

Speaker Impedance: 4Ω

Operating Temperature: -10°C - +55°C

Volume (Length × Width × Height): 470MM×440MM×90MM (Depth 470MM including handles and feet)

Weight: ≤15KG

Safety Performance Indicators

Insulation Resistance: ≥100MΩ (Test voltage DC500V), Insulation resistance in damp heat environment ≥2MΩ

Dielectric Strength: Can withstand an AC voltage of 1000V (leakage current ≤5mA) for 1min, without breakdown, arcing, and corona phenomena

Receiving Performance Indicators

Digital Sensitivity (BER5%): ≤ -117dBm

Adjacent Channel Selectivity: ≥65dB

Intermodulation Immunity: ≥70dB

Blocking: ≥90dB

Audio Output Power: 3.0W

Transmitting Performance Indicators

Frequency Error: ±0.5 ppm

Transmit Power: 50W

Adjacent Channel Power: ±12.5kHz: ≤ -60 dB, ±25kHz: ≤ -70 dB

Transient Intermodulation Channel Power: ±12.5kHz: ≤ -50 dB, ±25kHz: ≤ -60 dB

Modulation Mode: 4FSK

4FSK Digital Modulation: Data 7K60FXD, Data plus voice 7K60FXW

Digital Voice Codec: AMBE++ or SELP

Transmit Bit Error Rate: ≤1.5%