Specifications - ADI AR-147 User Manual

2. SPECIFICATIONS

Frequency range (MHz)
Mode
Antenna impedance
Operating temperature
Power requirements
Ground
Current drain
Frequency Stability
Dimensions (WxHxD) (mm)(Projections included)
Weight (kg)
Output power
Modulation
Spurious radiation
Maximum frequency deviation
Audio distortion(at 60% modulation)
Microphone impedance
Circuitry
Intermediate frequency
Sensitivity (12dB SINAD)
Selectivity
Squelch sensitivity
Audio output(10% distortion)
External speaker impedance
Note:1.Circuit and ratings are subject to change without prior notice due to advancement in technology.
2.Recommended duty cycle: 1 minute:Transmit, 3minutes Reception.
AR-147
144 to148(USA)
144 to146
Less than 12A
Transmit mode
Receive mode
Approx 60W
HI
Approx 25W
MID
Approx 7W
LOW
Less than -80dB Less than -70dB Less than -65dB Less than -80dB
1st / 2nd
10.7MHz/455kHz 30.85MHz/455kHz 30.85MHz/455kHz 10.7MHz/455kHz 30.85MHz/455kHz
70 dB
Less than 0.1 uV Less than 0.177 uV Less than 0.177 uV Less than 0.177 uV Less than 0.177 uV
AR-247 AR-447
222 to 225(USA) 430 to 440
230 to 250
250 to 270
F3E(FM)
-20˚C to +60˚C (-4˚F to +140˚F)
13.8V DC ±15%(11.7~15.8V)
Negative
Less than10A Less than12A
Less than 9A
Less than 0.6A
Less than ±5ppm
140x40x166(5-1/2" x 1-37/64" x 6-17/32")
1.2(2.65lbs)
Approx 30W Approx 35W
Approx 15W Approx 15W
Approx 7W Approx 7W
Reactance modulation
Less than 3%(300 to 3000 Hz)
Dual conversion superheterodyne
Less than 0.18 uV
70 dB
More than 2W across 8Ω load
5
TM281A
COMMANDO 246BM
144 to148(THA) 245 to 246(THA)
50Ω
Less than9A
Approx 60W
Approx 25W
Approx 7W
Less than -70dB
±5kHz
2.2kΩ
65 dB 70 dB
8Ω
Approx 30W
Approx 15W
Approx 7W
70 dB