Genel |
MX920 |
Synthesis Method |
Non-mixing PLL.
Fractional N synthesizer. |
Modulation |
Direct FM two-point method. |
Channel Spacing |
Programmable 25kHz / 12.5 kHz |
Synthesizer Step Size |
6.25kHz or 5kHz auto select |
Channels |
99 front panel selectable,
255 PC software selectable |
Supply Voltage |
13.8 +/- 20% or optional AC mains input |
DC Power Consumption |
<250 mA receive, typ 230mA
<10A for 50W TX RF, typ 7.8A |
Operating Temperature |
-30 to +60C |
Physical Size |
120mm Height x 355mm Width |
Standard LED indicators |
Power, RX, TX, Tone, Alert, Repeater |
Standard Switches |
Repeater ON/OFF, Accessory ON/OFF |
Standard Controls |
Volume, Squelch |
Interface |
Front panel Microphone accessory socket. |
Weight |
8kg to 15kg depending on options |
Verici |
|
RF Power Output |
1W to 50W |
Frequency Stability >300MHz
< 300MHz |
-10 to 60C for 1.5PPM, -30 to -10C for 2.5PPM
-10 to 60C for 2.5PPM, -30 to -10C for 5PPM |
Audio Response |
Flat within +1,-3dB across BW |
Audio Bandwidth |
300Hz to 3000Hz |
Modulation Distortion |
Less than 3% @ 60% deviation |
S/N Ratio |
Better than 46dB (WB).
Better than 42dB (NB). |
Spurii |
Better than -90dBc |
RF Switching Bandwidth |
Full Sub band |
RF Switching Bandwidth PA |
Full Sub band |
Duty Cycle |
100% for 50W RF output |
RF Rise Time |
<10mS with continuous VCO selected
<200mS with VCO in cold standby |
Alıcı |
|
Sensitivity |
Better than -117dBm for 12dB SINAD, typ -120dBm |
Selectivity 135-520MHz |
More than 85dB for 25kHz adj channel.
more than 75dB for 12.5kHz adj channel |
Audio Bandwidth |
300Hz to 3000Hz (+1,-3dB) |
Image Freq Rejection |
Better than 100dB |
Spurious Response Immunity |
Better than 80dB |
Intermodulation Immunity |
Better than 80dB |
Blocking |
Better than 100dB at +/- 1MHz point |
Distortion |
Less than 3% @ 60% deviation |
Frequency Stability |
1.5PPM for -10 to 60C,
2.5PPM for -30 to -10C |
S/N Ratio |
Better than 46dB (WB)
Better than 40dB (NB) |
Co-Channel Rejection |
Better than 5dB |
RF Switching Bandwidth |
Equal to Sub band allocation |
Receiver Front End BW |
Equal to Sub band allocation |
Receiver Audio Power |
3 Watts nominal, 5 Watts peak |
