Galaxy DX 44HP Owner's Manual - page 2
TABLE OF CONTENTS
Page
Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2
Installation
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
Mounting the Radio . . . . . . . . . . . . . . . . . . . . . . .
4
Ignition Noise Interference . . . . . . . . . . . . . . . . . . . . . .
5
Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5
Tuning the Antenna for Optimum SWR . . . . . . . . . . . .
6
External Speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6
Operation
Control Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7
A. Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7
B. Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10
Press-To-Talk Microphone . . . . . . . . . . . . . . . . . . . . . .
11
Operating Procedure to Receive . . . . . . . . . . . . . . . . . .
11
Operating Procedure to Transmit . . . . . . . . . . . . . . . . .
11
Alternate Microphones and Installation . . . . . . . . . . . .
12
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. .
18
Specifications
GENERAL
Frequency Range
28.015 to 28.465 MHz
Frequency Control
Phase Lock Loop (PLL) synthesizer.
Frequency Tolerance
0.005%
Frequency Stability
0.001%
Operating Temperature
Range
-20 C to +50 C.
Microphone
Plug-in dynamic; with push-to-talk switch and
coiled cord.
Input Voltage
Current
13.8V DC nominal, 15.9V max, 11.7V min.
(Positive or negative ground).
Transmit: AM/FM Hi Power _ 10A.
Receiver: Squelched, _ 0.3A.
Maximum Audio output, _ 0.7A.
Size
2-3/8” (H) x 7-7/8” (W) x 9-1/4” (D).
Weight
5.0 1bs.
Antenna Connector
UHF, SO239
Meter
Illuminated; indicates relative output power,
received signal strength and SWR.
TRANSMITTER
Power output
AM/FM – Variable; 10 watt maximum
Modulation
Modulation: AM. Variable capacitance 90%±
10%
Frequency Modulation: FM. 4KHz ±1KHz
Spurious Emissions
50 dB
Frequency Response
AM and FM: 300 to 2500 Hz.
Output Impedance
50 ohms, unbalanced
Output Indicators
Meter- shows relative RF output power.
Transmit LED glows red when transmitter is
in operation.
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