Galaxy DX-77HML Instrukcja obsługi - Strona 2
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TABLE OF CONTENTS
Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mounting the Connection . . . . . . . . . . . . . . . . . . . . . .
Ignition Noise Interference . . . . . . . . . . . . . . . . . . . . .
Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
External Speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Control Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Procedure to Receive. . . . . . . . . . . . . . . . .
Operating Procedure to Transmit . . . . . . . . . . . . . . . .
Receiving SSB Signals . . . . . . . . . . . . . . . . . . . . . . . .
Roger Beep . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Alternate Microphones and Installation . . . . . . . . . . .
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Specifications
GENERAL
Frequency Range
28.065 to 28.505 MHz
Frequency Control
Phase Lock Loop (PLL) synthesizer.
Frequency Tolerance
0.005%
Frequency Stability
0.001%
Operating Temperature
-30°C to +55°C
Range
Microphone
Plug-in
switch and coiled cord.
Input Voltage
13.8V DC nominal, 15.9V max, 11.7V
min. (positive or negative ground).
Transmit: AM full mod., 4A.
Receiver: Squelched, 0.6A
Size
2-3/8" (H) x 7-7/8" (W) x 9-1/4" (D).
Weight
5 Ibs.
Antenna Connector
UHF, SO239
Meter
Illuminated; indicates relative output
power, received signal strength.
TRANSMITTER
Power output
AM/FM Hight-7w, Mid-4w, Low-1w
SSB, 25 watts PEP.
Modulation
High-and low-level Class B, Amplitude
Modulation: AM. Variable capacitance
Frequency Modulation: FM.
Intermodulation
SSB: 3
Distortion
SSB Carrier Suppression
55dB
Unwanted Sideband
50dB
Frequency Response
AM and FM: 450 to 2500 Hz.
Output Impedance
50 ohms unbalanced.
Output Indicators
Meter shows relative RF output power
and SWR. Transmit LED glows red
when transmitter is in operation.
dynamic;
with
push-to-talk
SSB 21 watts PEP output, 6A
Maximum audio output, 1.2A
rd
order, more than -25dB.
th
5
order, more than -35dB.
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