Specification, At-201 general, Receiver – ADI Systems AT-201 User Manual

Page 55: Transmitter

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SPECIFICATION

AT-201

GENERAL

• Frequency Range.................................. 144.00 to 145.995MHz

Modulation Type....................................................................F3

Microphone Input Impedance........................................... 600Q

Speaker Impedance..............................................................8i2

Operating Voltage Range........................................5.0 to 16.0V

Nominal Input Voltage........................................................ 7.2V

Current Drain............................................ During Transmission

13.8V Hi. app.950mA (5W)

Mid. app.650mA (2.5W)

7.2V Hi. app.650mA (2W)

Mid. app.650mA (2W)

13.8V/7.2V Lo. app.350mA (0.35W)

Standby app.35mA

Battery Save app. 13mA

Auto Power Off app.5mA

Dimensions............... 83.5 (height) 55 (width) 31 (depth)(mm)

Without power pack

& protrusion

Weight.............................185g without power pack & antenna

Operating Temperature........................................-10°C~+55°C

RECEIVER

Reception Type.............. Double-Conversion Superheterodyne

Intermediate Frequency.....................................first IF 21.8MHz

Second 1F 455kHz

Sensitivity (12db SINAD)...................................................-lOdBp

Sighal-to-Noise Ratio for 1 pV............................... 30dB or better

Squelch Sensitivity............................................................ 0.1 °pV

Audio Output Power..........250mW (at 10% distortion with 8°°°)

TRANSMITTER

RF Output Power........................................ HI: 1W with CBC145

2.5W with SBC145

2W with RBP072/RBP120

5W with RBP120

Mid; 2.5W with RBP072

Lo: 0.35W

Frequency Modulation Method.................................... Reactance

Maximum Frequency Deviation........................................... ±5kHz
Spurious Signal Ratio........................................ better than -60dB

The above listed specifications are guaranteed in

frequency ranged (1).(2). only.

‘Applicable Frequency Range......... (1) 144.00 to 145.995MHz

(2) 144.00 to 147.995MHz

(3) 142.00 to 154.995MHz
(4) 130.00 to 169.995MHz

(5) 138.00 to 173.995MHz

(6) 100.00 to 179.995MHz