| Specifications |
| General |
| Station mode |
Simplex base,repeater,duplex base,duplex base/repeater,and chanel-combined base and repeater |
| Mode of operation |
Single or dual frequency simplex system,or duplex system with a duplexer or two antennas |
| Frequency range |
VHF: 130-174/220～240MHz UHF:330～380/400～470MHz |
| Number of channels |
Up to 99 synthesis programed chanels |
| Switchable channel bandwith |
3MHz |
| Channel spacing |
Narrow-band 12.5KHz; wide-band 20,25 or 30KHz |
| Duplex tx/rx frequency separation |
0.5MHz Minimum |
| Duty cycle |
Continuous |
| Antenna impedance |
50 ohms |
| Transmit time limiter (TTL) |
Provided as standard |
| Environmental Conditions |
Ambient temperature -30℃ to +80℃ relative humidity 95% at +35℃ |
| Dimensions and weight |
482mm(w)*132mm(h)*350mm(d),12.2kg |
| Transmitter |
| RF power output |
25-50 watts (standard) 1/50 watts with two-stage switch selection (option) |
| Maximum frequency deviation |
Narrow-band ±2.5KHz;wide-band ±5KHz |
| Oscillation system |
Derect PLL synthesizer system |
| Type of crystal unit |
TCXO |
| Frequency stability |
±0.0005% with standard TCXO, ±0.0002% with optional TCXO |
| Frequency response |
Within +1,-3db of 6db/octave pre-emphasis from 0.3 to 3KHz,1KHz reference |
| Signal to noise ratio |
More than 50db at 1khz 70% modulation |
| Modulation distortion |
Less than 3% at 1khz 70% modulation |
| Spurious and harmonics |
More than 70db down below rated power |
| AF input |
-34dbm ±3db (loacal control);-8dbm ±3db/600 ohms (remote control) |
| Receiver |
| Receiving system |
Double conversion superheterodyne |
| Intermediate frquency |
1st IF 21.6MHz;2nd IF 455KHz |
| Frequency stability |
±0.0005% with standard TCXO, ±0.0002% with optional TCXO |
| Sensitivity |
Less than 0.5uv for 20db noise quieting; Less than 0.35uv for 12db stand |
| Squelch sensitivty |
Less than 0.25uv |
| Modulation acceptance |
±7.0KHz |
| Selectivity |
More than 70db at 25KHz point |
| Blocking |
More than 90db at ±1MHz point |
| Intermodulaton |
More than 70db |
| Spurious responses |
More than 80db,100d available with the use of optional band pass filter (BPF) |
| AF response |
Within +1,-3db of 6db/octave de-emphasis from 0.3 to 3KHz,1KHz reference |
| AF output |
More than 2 watt into 4ohm load for local control;0dbm ±3db for remote control |
| AF distortion |
Less than 5% at 1KHz 70% modulation |
| Signal to noise ratio |
More than 50db at 1KHz 70% modulation |
