baofeng dm-1701b dual-frequency dmr digital interphone dual-slot frequency modulation baofeng digital relay

Whole and parts

Frequency Range: VHF: 136-174MHz / UHF: 400-470MHz (Dual Band)

Storage Channel 3000

Frequency Stability ±1.0ppm

Working temperature -30℃—+60℃
Working Voltage: DC7.4V (Rechargeable Lithium Battery)
Volume (H×W×D) 110×58×32mm (excluding antenna)

Launch section

RF Power High: 5W/Low: 2W
FM Modulation Mode (Broadband/Narrowband) 16K¢F3E@25KHz/11K¢F3E@12.5KHz/141K¢F3E@20KHz
4FSK digital modulation method: 12.5KHz only data: 7K60FXD, 12.5KHz data and voice: 7K60FXE
Modulation Distortion
Signal-to-noise ratio (wide/narrow) ≥45dB@25KHz / ≥40dB@12.5KHz
Adjacent channel power ≤-65dB/≤-60dB
Audio response +1～-3dB
Spurious Emissions at Antenna Port: 9kHz-1GHz: ≤-36dBm 1GHz-12.75GHz: ≤-30dBm
Digital Agreement ETSI-TS102 361-1,-2,-3
Voice codec type AMBE+2 TM

Receiving section

Simulated Receiving Sensitivity -122dBm (12dB SINAD)
Digital Receiver Sensitivity -120dBm (BER ≤ 5%)
Audio Power 1W
Audio distortion
Audio response +1～-3dB
False Alarm Response ≥70dB
Intermodulation (wide/narrow) ≥62dB/≥58dB
Adjacent channel selectivity (wide/narrow) ≥65dB/≥60dB
Receive current ≤380mA
Frequency Modulation Noise ≥45dB@25KHz / ≥40dB@12.5KHz

Functional Features

DMR Direct Mode Radio (DMR) with dual capacity format, analog and digital compatible

UV dual-segment, dual-frequency, dual-monitoring, dual-standing, 1.77" color screen design

3000 channels, 10,000 digital contacts, 250 regions, 250 scanning lists

Supports single call, group call, and all-call in digital mode.

Single call application features: call reminders, remote listening, checking, remote shutdown, activating the walkie-talkie.

Supports the function of sending and receiving short messages, suitable for scenarios where voice communication is inconvenient.

Automatic scanning and priority channel setting

Full-keyboard design, supports manual input of frequency, side keys can be customized.

Incoming, missed, and dialed call records query (supports only single-party calls)

Ambe 2000+ professional voice codec, compatible with MOTOROLA digital radios (patent fee paid)