GENERAL
|
|
Model
|
DX 2547
|
Frequency Range
|
26.965 - 27.405 MHz (40 Channels)
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Emission Modes
|
AM/USB/LSB
|
Frequency Control
|
Phase Lock Loop (PLL) Synthesizer
|
Frequency Tolerance
|
0.005 %
|
Frequency Stability
|
0.001 %
|
Operating Temperature Range
|
-30°C
to +50°C
|
Microphone
|
Dynamic PTT, 500 Ohms
|
Input Voltage (DC/AC Selectable)
|
13.8V DC / 110V AC 60Hz
|
Current Drain: Transmit (AM full mod.)
|
< 3.5A
|
Current Drain : Receive (Squelched)
|
£ 0.5A
|
Current Drain : Receive (Max. audio
output)
|
< 1A
|
Antenna Connector
|
UHF; SO239
|
Dimensions
|
4-3/4"H x 11-1/4"W x 13-1/2"D
|
Weight
|
12 lb.
|
|
|
TRANSMITTER
|
|
RF Power Output
|
AM : 4W / SSB : 12W PEP
|
RF Transmit Modes
|
AM/SSB
|
Modulation
|
High and Low level Class B, Amplitude
Modulation : AM and SSB
|
Spurious Emissions
|
-60 dB
|
Carrier Suppression
|
-60 dB
|
Audio Frequency Response
|
300 to 2500 Hz
|
Antenna Impedance
|
50 Ohms
|
Output Indicators
|
Meter shows relative signal strength,
RF output power, SWR and AM Modulation
level. Transmit LED glows red when
transmitter is in operation.
|
|
|
RECEIVER
|
|
Sensitivity for 10dB S/N (AM/ SSB)
|
< 0.5 mV
/ < 0.15 mV
|
IF Frequency
|
AM: 10.695 MHz 1st IF, 455 KHz 2nd IF
|
Image Rejection
|
-50 dB
|
Adjacent Channel Selectivity
|
-60 dB
|
RF Gain Control
|
45 dB adjustable for optimum signal
reception
|
Automatic Gain Control (AGC) Figure of
Merit
|
100 mV for 10 dB Change in Audio Output
|
Squelch
|
Adjustable; threshold less than 0.5
mV
|
Noise Blanker
|
RF type
|
Audio Output Power
|
2.5W @ 10% THD
|
Audio Frequency Response
|
300 to 2500 Hz
|
Built-in Speaker
|
8 Ohms, 4 Watts
|
External Speaker (Not Supplied)
|
8 Ohms, 4 Watts
|