CT-TW679 Main Features :


●      Large LCD screen
●      101 channels.
●      Large sound chamber design
●      High and Low power optional:5w/1w
●      Auto Squelch Level:0-9
●      CTCSS Continuous Tone Coded Squelch System
●      TOT
●      Scan Function
●      BCL
●      Channel Lock Function
●      Call Function
●      PC software programming
●      Wire Clone
●      Low power Alarm

TECHNICAL INFORMATION

Frequency range

 679-PMR446 : PMR446 band /  679B:UHF 400-470MHz

Number of channel

101

Channel spacing

12.5/125KHz Optional

Frequency stabilization

±5ppm

Operating temperature range

-10℃~+55℃

Voltage

7.2v

Battery

1200mAh Li-on

Size

53×108 ×28mm

Antenna Impedence

50ohm

Transmitter

RF power output

5w High ≤1w Low (PMR446 : 500mW)

Emission current

≤1.4A High/600mA Low

Modulate distortion

≤5%

Maximum frequency deviation

≤2.5kHz

Remnant radiation

< -65dB

 Receiver

Reference sensitivity

-122dBm

Maximum SNR

≧45dB

Inter-modulation anti-interference

55dB

Rated power output

600mW

Note: Specifications are subject to change for improvements without notice


CT-TW669-DB Main Features:


●      Frequency range:Multiband receive (88-108MHz,136-174MHz,190-260NHz,380-520MHz;Dual-band transmit(136-174MHz,400-470MHz)
●      RF Output:5w/1w(VHF),4w/1w(UHF)High/Low power switchable.
●      ANI
●      99channel(1 emergency channel)
●      Timer-out-timer (OFF-15/30/45/60/、、、/600s
●      Emergency Alert
●      BCLO
●      U/V frequency switch and dual-band standby
●      Repeater offset directing setting
●      RX TX CTCSS/DCS adjustable independence
●      Frequency stepping adjustable:5/6/25/10/12.5/25/30/50/100KHz
●      Scan
●      Selectable VOX 4 level
●      Built-in FM radio (Frequency 87.000-108.000MHz)

TECHNICAL INFORMATION

Frequency range

 FM:88-108MHz(RX ONLY)
VHF1:136.000-174.000MHz(RX&TX)
VHF2:400-470.00MHZ(RX&TX)
UHF1:400-470.00MHz(RX&TX)
UHF2:380-400.000MHz(RX ONLY)
UHF3:470-520.000MHz(RX ONLY)

Number of channel

100

Channel spacing

2/6.25/10/12.5/15/20/25/30/50/100KHz

Frequency stabilization

±5ppm

Operating temperature range

-10℃~+55℃

Voltage

7.2v

Battery

1200mAh Li-on

Size

81(W)×50(H) ×26mm(D)

Antenna Impedence

50ohm

Transmitter

RF power output

UHF≧4w L≤1w;VHF≧5w L≤1w

Emission current

≤1.5A(4w) VHF≤1.5A(5w)

Modulate distortion

≤5%

Maximum frequency deviation

≤5kHz

Remnant radiation

< -65dB

 Receiver

Reference sensitivity

-122dBm

Maximum SNR

≧45dB

Inter-modulation anti-interference

55dB

Rated power output

600mW

Note: Specifications are subject to change for improvements without notice.


CT-VHF-8 VHF Main Features :


CT-VHF-8 is a well-received amateur radio and it is good looking, nice design and excellent performance. It has 1750Hz, scrambler, FM radio, 2x128 memory channels, 2/5 tone...etc. advanced functions. And it has CE/RoHS/FCC approval

Item number

CT-VHF-8

General

Frequency Range

70-108MHz(FM Receive only)

                  136-174MHz                  

400-470MHz

245-246MHz

350-390MHz

470-520MHz

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

DimensionW x H x D

100 x 52 x 32 mm

Weight

250gincluding battery, antenna

Transmitter

Output power

4W(H)   0.5W(L)

Modulation Mode

16kΦF3E / 11kΦF3E

Maximum deviation

5kHz(Wide) / 2.5kHz(Narrow)

Spurious Radiation

7μW

Adjacent Ch. power

-65dB(Wide) / -60dB(Narrow)

Pre-emphasis characteristics

6dB

Current

1.6A(5W)

CTCSS/DCS deviation

0.5±0.1kHz(Wide) / 0.3±0.1kHz(Narrow)

Intermediation sensitivity

8-12mv

Intermediation distortion

10%

 Receiver

RF Sensitivity

-122dbm(12db SINAD)

Audio power

0.5W

Audio Distortion

10%

Intermediation

-65dB(Wide) / -60dB(Narrow)

Selectivity

-65dB(Wide) / -60dB(Narrow)

Spurious Rejection

-65dB

Blocking

85dBuv/m


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CT-UVF-2 VHF/UHF handeld transceiver
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