| marzo 11, 2015

BF-TD501  DMR Digital FM TransceiverBF-TD501

DMR Digital FM Transceiver

BF-TD501 is a professional digital two way radio-TDMA, supporting digital and analog 2 working modes. According to standard DMR protocol,TDMA dual slots, dynamic encryption, with 4FSK modulation, AMBE+2™ vocoder, this make BF-TD501 as a best radio for you to migration from analog to digital. 

Wroking in digital and analog 2 working modes
It supports digital and analog 2 working modes,meeting different communication demands.
Dual slots
Dual slots TDMA-Time division multiple access,greatly increase the communication capacity. 

Voice encryption 
Encryptioned code can be set via software,which can be used to scramble and descramble voice call on encryptioned channels.
Individual call
Except the pointed 2 person can talk with each other,noboly elase can hear,which can well protect the privacy of communication.
Group call
A group of people or certain members settled as a group, all the members can talk with each conviniently.
All call 
A certian radio can talk with any other radios in the same channel.,no matter whatever group he or she is in.This is very useful for dispatch.

BF-TD501  DMR Digital FM Transceiver

Technicial Specifications:

Frequency range VHF:136-174MHz
UHF:350-390MHz  400-470 MHz
Channels 160
Zones 50
Channel Spacing 6.25KHz
Working Voltage 7.4V DC
BatteryCapacity 1700mAh
Battery Average Working Time(5/5/90) 12 hours
Frequency Stability ±1ppm
Antenna Impedance 50 ohm
Dimension 62(L)* 39(W)*113(H) mm
Weight 291g (including battery pack)
Power output H: 4-5W  L: 1W
4FSK modulation 4K00F1E
Spurious Emission -36 dBm≤1GHz/-30 dBm≥1GHz
Adjacent Channel Power ≤-60dB
Sensitivity 3%BER≤0.25uV
Audio output power 500mW
Audio Distortion <5%
Conduction Radiation -57dBm
Environmental Indicators
Operating Temperature -20℃—60℃
Storage Temperature -30℃—+85℃
Damp proof MIL-STD-810C/D/E/F


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