Operating Frequencies; Specifications - AOR ARD9000MK2 Instruction Manual

OPERATING FREQUENCIES

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http://www.standpipe.com/w2bri/fastmodem/fastmodem.htm
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http://www.melwhitten.com/
Remember, to receive SSB transmissions, you need to set the ARD9000MK2
to SSB mode, and in FM mode to receive FM transmissions.
The operation modes can be selected with the MODE SWITCH, and described in
the chapter, "Controls and Functions".

Specifications

ARD9000MK2 Specification
Modulation method:
OFDM
Bandwidth:
300 Hz - 2500 Hz, 36 carriers
Symbol Rate:
20 mS (50 baud)
Guard interval:
4mS
Tone steps:
62.5 Hz
Modulation method:
36 carriers: DQPSK (3.6K)
AFC:
+/- 125 Hz
Error correction:
Golay + Hamming
Header:
0.5-2sec. 3 tones + BPSK training pattern for synchronization
Digital voice chip:
AMBE2020 encoder, decoder
Signal detection:
Automatic Digital detect, Automatic switching between analogue mode and digital mode
Power requirements:
10 ~ 16 V DC, A p p r o x i m a t e l y 1 0 0 m A ( @ 1 2 V D C )
Weight:
350g.
Dimensions
70 (w) x 33 (h) x 98 (d) (mm) Projections excluded.
(w, h, d):
Connectors:
MIC/SP, Radio, DC-IN, SP-IN, SP-OUT.
Supplied access:
Speaker-microphone, DC cable, Speaker cable, 8-pin Radio connector, magnetic mount base
with screw, instruction manual.
Options:
Pre-wired microphone interface cable for most popular transceivers
Specifications are subject to change without notice or obligation.
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