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DM-R88 DMR Portable Radio

DM-R88

DM-R88 is available in both DMR Tier 2 and analog modes ,and the radio can fit seamlessly into your existing system. Dual Time Slot TDMA, provides twice the calling capacity for the price of one license.

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Features

Specifications

Accessories

ANALOG &DIGITAL DUAL MODES

DM-R88 can support both analog and digital modes on the same hardware. You can switch between two operation modes very smoothly and it helps you to communicate with analog radios.

ANALOG MODE, DIGITAL MODE, ANALOG+DIGITAL MODE

DM-R88 can supply you three mode, which is a real migration technology from analog to digital.

VOICE ANNOUNCEMENT

Channel number announcement helps you to switch channels quickly and correctly, even in blindness operation.

LONG WORKING TIME

Based on TDMA technology, DM-R88 support more longer standby time.

CLEAR VOICE

Excellent audio quality comes from the DMR digital technology, which makes the communication more reliable.

ANTI-INTERFERENCE

Adopted digital encoding and error correcting module, DM-R358 can have a better ability to avoid signal interference on the same frequency.

DMR SIGNALING

With DMR signaling, transmitting group call, private call and all call with PTT ID becomes quite easy.

REPEATER MODEOPERATION

Utilize a DMR Tier II repeater to extend your communication range.

VOX

When you use VOX earpiece, this feature allows you to activate the microphone via speaking volume, and free your hand from PTT.

SCANNING

Allow users listening to communication activities on other channels.

Appearance Introduction

Product Accessories

  • Charger

    Charger

  • Antenna

    Antenna

  • Belt Clip

    Belt Clip

  • Battery

    Battery

  • Hand Strap

    Hand Strap

  • Charger Pod

    Charger Pod

General
Frequecy 136~174MHz,
350~400MHz
400~470MHz,
450~520MHz
Channel Capacity 32 Channels/
2 Zones
Channel Spacing 12.5kHz / 25kHz
Operating Voltage 7.4V
Battery Capacity 2200mAh
Battery Life (5/5/90) Analog: 11 hours ;
Digital: 14 hours
Vocoder Type AMBE+2
Dimension 137mm*63mm*44.5mm
Weight Around 298g 
Receiver
Analog Sensitivity 0.2μV (12dB SINAD)
Digital Sensitivity 0.22μV (Typical)
 (BER 5%)
Adjacent Channel
Selectivity
60dB @ 12.5KHz /
65dB @ 25KHz
Intermodulation
Rejection
60dB @ 12.5KHz /
60dB @ 25KHz
Blocking 84dB @ 12.5KHz /
84dB @ 25KHz
Co-Channel Rejection
-12dB @ 12.5KHz /
 -8dB @ 25KHz
Spurious Response
Rejection
65dB @ 12.5KHz /
65dB @ 25KHz
Rated Audio Output
Power
1.0W /16Ω 
Conducted Spurious
Emission
<-57dBm
(9KHz~1GHz)
<-47dBm
(1GHz~12.75GHz)
Transmitter
RF Power
2W (Low) / ≤5W (High)
Power Margin Variation
+2/-3dB (under Extreme
Conditions)
Frequency  Error ±1.0ppm
FSK Error
<5%
4FSK Transmission
Bit Error Rate (BER)
≤1×10-4
4FSK Modulation
Frequency Deviation Error
≤10.0%
Occupied Bandwidth (DMR)
≤8.5KHz
TX Attack/Release Time
≤1.5ms
Adjacent Channel Power
≤-50dB @12.5KHz /
≤-60dB @25KHz 

Transient Adjacent 

Channel Power

≤-50dB @ 12.5KHz /
≤-60dB @ 25KHz
FM Modulation
16K0F3E @25KHz/
11K0F3E @12.5KHz
4FSK Digital Modulation
12.5KHz(data only):7K60FXD
12.5KHz(data+voice):7K60FXE
Audio Distortion
≤3% @ 40% Deviation
Audio Response
+1 ~ -3dB
FM Hum and Noise
40dB @ 12.5KHz /
45dB @ 25KHz
Spurious Emission
≤-36dBm (9KHz~1GHz)
≤-30dBm (1GHz~12.75GHz)

*The above specifications are tested in accordance with applicable standards. Due to the continuous development of technology, the above index data are subject to change without notice.

Product accessories

  • Charger

    Charger

  • Antenna

    Antenna

  • Belt Clip

    Belt Clip

  • Battery

    Battery

  • Hand Strap

    Hand Strap

  • Charger Pod

    Charger Pod

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