BF-TD446
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BF-TD446
BF-TD446

License Free PMR446 Radio

BF-TD446

BF-TD446 radio is an exciting new addition to BelFone DMR series and brings you a whole new set of digital features, such as two timeslots, versatile calls, remote kill/revive and a clear digital audio. This is a cost-effective radio solution for stores, warehouses, schools, restaurants, parking lots, etc.
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Features & Benefits
Specification
Accessories
License Free to Save Cost
License Free to Save Cost
Utilizing unlicensed spectrum is a great benefit for users to save cost of frequency and to enjoy digital communication efficiency at same time.
Small Size and Light Weight
Small Size and Light Weight
Small enough to be held comfortably in your hands and light enough for long-time carry around.
Digital & Analog Dual Modes
Digital & Analog Dual Modes
Receive both analog and digital signals on a single channel, and automatically switch into required mode for efficient communications.


Small Size and Light Weight

Small enough to be held comfortably in your hand and light enough not to be a burden.


IP54 Dust&Water Protection

With IP54 protection, this smart and compact radio is built to last and to challenge all kinds of tough communication environments.


Radio Priority-Based Interruption

This function enables a radio with a higher level to interrupt communications between radios with lower levels, giving higher priority to radios with higher levels. This means better dispatching efficiency.


A Long Battery

BF-TD446 can function for longer than any conventional analog radios. Battery life is one less thing to worry about!


Scan/Monitor (programmable)

At a convenient push of a button you can monitor all the conversations on your channel or you can scan conversations on different channels.


Excellent Audio Quality

Excellent digital audio quality comes from the AMBE+2M vocoder and FEC technology


Private Call,Group Call and All Call

The versatile calling functions bring more efficiency to your teamwork.


Transmit Interrupt

This function enables a supervisor to interrupt a radio conversation in order to clear a channel for more important communications.


DMO Pseudo Trunk

The user can choose slot 1 or slot 2 for communications. When one slot is occupied the radio will automatically switch into the free slot. Frequency efficiency is greatly increased.

BelFone BF-TD446: DMO Pseudo Trunk


DMO True 2-Slot

In direct mode this radio supports two voice calls simultaneously due to DMR two timeslots, which means two communication paths at 1 frequency with no extra costs or frequency license.

BelFone BF-TD446: DMO True 2-Slot


Digital/Analog Dual Modes

Receive both analog and digital signals on a single channel and can automatically switch into the needed mode for efficient communications.

BelFone BF-TD446: Digital/Analog Dual Modes



General
Frequency Range
UHF: 446.0-446.2MHz
Channels
32
Zones
2
Channel Spacing
12.5KHz
Working Voltage
DC7.4V (±20%)
Frequency Stability
±1.5ppm
Antenna Impedance
50Ω
Battery Capacity
Real 1800mAh (Li-pol Battery)
Dimension
57(L)* 30(W)* 105(H) mm
Weight
216g (including battery pack)
Transmitter
Power Output
0.5W
4FSK Modulation
12.5KHz data only: 7K60FXD; 12.5KHz data and voice: 7K60FXE
FM Modulation
12.5KHz: 8K50F3E
Modulation Limitation
+/- 2.5KHz @ 12.5KHz; +/- 5KHz @ 5KHz
FM Noise
-40dB
Spurious Emission
-36 dBm≤1GHz; -30 dBm≥1GHz
Adjacent Channel Power
≤-60dB
Frequency Response
+1/-3dB
Vocoder
AMBE+2™
Audio Distortion
<3%
Receiver
Digital Sensitivity
5% BER: 0.25 uV
Analog Sensitivity
0.25 uV (12 dB SINAD)
Intermodulation
60dB
Adjacent Channel Selectivity
60dB
Spurious Suppression
60dB
FM Noise
-40dB
Frequency Response
+1/-3 dB
Audio Power
1.5W
Audio Distortion
3% (typical)
Conduction Radiation
-57dBm
Environmental Specifications
Operating Temperature
-20℃~+60℃
Storage Temperature
-30℃~+85℃
Water Proof
IP54
Shock & Vibration
MIL-STD-810C/D/E/F
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BF-TD446
BF-TD446
License Free PMR446 Radio
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