NEWEST!!! TH-446 Protable radio with:
1.Scramlber
2.CTCSS/DCS and scanning
3.FM radio
4.Tri-keypads menu operation
TH-446 Protable radio Main functions:
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Frequency range: UHF(400~470MHz),VHF(136~174MHz)
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128 memory channels
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Tri-keypads menu operation
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CH/CH-FR display
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Wire clone
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PC programmable
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CTCSS/DCS encoding and decoding
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High/low power adjustable
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Scrambler
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VOX (level adjustable)
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CTCSS/DCS scanning/Channel scanning/Priority scanning
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Wide/narrow bandwidth selective (PC program)
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Reverse frequency
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TOT (Time out timer)
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Keypad lock
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Beep tone
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Digit AM/FM radio (optional)
TH-446 Protable radio Certificate:
CE/RoHS/FCC
TH-446 Protable radio Specification:
Technical parameters
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Item number
|
TH-446
|
|
General
|
|
Frequency Range
|
136-174MHz
400-470MHz
|
|
Channel No.
|
128
|
|
Frequency Stability
|
±2.5ppm
|
|
Antenna
|
High gain antenna
|
|
Antenna Impedance
|
50Ω
|
|
Operating Voltage
|
DC 7.2V
|
|
Mode of operation
|
Simple or semi-duplex
|
|
Dimensions(W×H×D)
|
116x57x35mm
|
|
Transmitter
|
|
Output power
|
≥5W(H) ≥0.5W(L)
|
|
Modulation Mode
|
16kΦF3E/ 11kΦF3E
|
|
Maximum deviation
|
<5kHz/<2.5KHZ
|
|
Spurious Radiation
|
<7μW
|
|
Adjacent Ch. power
|
≥65dB/≥60db
|
|
Pre-emphasis characteristics
|
6db
|
|
Current
|
≤1.6A(5W)
|
|
CTCSS/DCS deviation
|
0.5kHZ+/-.01kHZ 03kHZ+/-0.1kHZ
|
|
Intermediation sensitivity
|
8-12mv
|
|
Intermediation distortion
|
<10%
|
|
Receiver
|
|
RF Sensitivity
|
-122dbm(12db SINAD)
|
|
Audio power
|
>0.5W
|
|
Audio Distortion
|
≤10%
|
|
Intermediation
|
≥60dB ≥55db
|
|
Selectivity
|
≥65dB ≥60db
|
|
Spurious Rejection
|
≥65db
|
|
Blocking
|
≥85
|
TH-446 Protable radio Standard accessories:
Antenna/Battery pack/Belt clip/Charger adapter/Charger/User's Maunal
