Main Features
◊ FrequencyRange: 136-174MHz/400-470MHz
◊ 128 channels
◊ 1500mAh Li-ion battery
◊ Built-in FM radio function
◊ Unique design and easy to carry
◊ 51CTCSS/107CDCSS
◊ High/Lower power output for selection
◊ TOT function
◊ Low power alarm
◊ Busy channel locked
◊ Suitable for Estate Management, Hotel, Building Construction, Factory Attempter, Railway, Traffic, Shopping Mall etc.
Specifications
|
T-620 General |
|
|
Frequency Range |
VHF:136-174MHz /UHF:400-470MHz |
|
Channel NO. |
128 |
|
Working Voltage |
DC 7.4V |
|
Working Temperature |
-20°C~+60°C |
|
Frequency Stability |
±2.5ppm |
|
Size(H*L*W) |
90*51*28.5mm |
|
Weight |
190g |
|
Transmitter |
|
|
Power output |
LO:1W HI:5W |
|
Modulation |
F3E |
|
Radiation |
>60dB |
|
Modulation Limit |
±2.5/5KHz |
|
FM Distortion |
≤5% |
|
Modulation Characteristics |
±3dB |
|
Noise Response |
34/40dB |
|
Receiver |
|
|
Sensitivity |
<0.20μV |
|
Noise Response |
≥65/70dB |
|
Audio Power |
500mW |
|
Audio Distortion |
≤5% |
|
Adjacent channel Selectivity |
≥60/70dB |
|
Intermodulation Distortion |
≥60dB |
Sorry for no advance notice for changing the specification
.
