Retevis RT82 DMR Dual Band Handheld Radio – Review

Description 

RT82 is a dual band DMR radio 
Frequency band:136-174 & 400-480MHz 
10000 Contacts 
IP67 Waterproof 
Use Time-Division Multiple-Access 
(TDMA)digital function 
Dual time slot for repeater 
Dual time slot for point to point 
Firmware upgradeable 
Lone worker 
Encryption function 
GPS
Compatible with Motorola Tier Ⅰ&Ⅱ 
Single/group/all call 
Analog and digital combined 
Remote kill/stun/activate 
Comply with digital protocol ETSI TS 102 361-1,-2,-3 
Color LCD display 
Up to 3000 channels 
Transmit interruption 
Private/Group call match(Promiscuous) 
Record 
CTCSS/DCS 
Emergency Alarm 
Monitor 
VOX 
TOT 
Talkaround 
Squelch 
Keypad lock 
LED Indicator 
Password Lock 
Clock 

Specifications

General Specification
Frequency	136-174 & 400-480MHz
Channel	3000
Frequency Stability	± 1ppm
Operating Temperature	-30℃~+60℃
Operating Voltage	7.4V DC
Dimension(Hxuxd)	131.5*36.8*64
Weight	300g(with battery)
Battery Type	Li-in
Battery Capacity	2200mAh
Antenna impedance	50Ω
Audio output power	1W @ 16Ω
Channel Spacing	12.5KHz
Transmitter
Power	UHF≦5W, VHF≧4W
Transmitter current	Analog≦1.6A Digital≧0.9A
Standby current	0.18A
FM modulation mode	11K0F3E @ 12.5KHz  14K0F3E @ 20KHz  16K0F3E @ 25KHz
4FSK digital mode	12.5KHz(data only0):7K60FXD  12.5KHz(data and voice):7K60FXW
Modulation distortion	<5%
Hum & Noise	≧45dB@25KHz  /≧40dB@12.5KHz
Adjacent channel power	≦60dB@12.5KHz
Audio response	+1~-3dB
Digital protocol	ETSI-TS102 361-1,-2,-3
Receiver
Analog Sensibility	0.2μV @ 12dB SINAD
Digital Sensibility	0.25μV(BER:5%)
Adjacent Channel Selectivity	≦-60dB@12.5KHz
Co-channel rejection	≧65dB
Spurious response	≧70dB
Audio response	+1~-3dB
Rated audio distortion	<5%
Audio power	1W
Modulation noise	≧45dB@25KHz  /≧40dB@12.5KHz

Package include：

• 1 x RT82 two way radio
• 1 x Battery
• 1 x Antenna
• 1 x Adapter
• 1 x Charger
• 1 x User’s manual
• 1 x Belt clip
• 1 x Sling
• 1 x Programming USB Cable

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