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Specifications
ARD9000 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 coder, decoder
Signal detection:
Automatic Digital detect, Automatic switching between analogue mode and digital mode
Power requirements: 10-16V DC, Approximately 100 mA Typ @ 12 V D C
Weight:
175g.
Dimensions
70 x 33 x 98 (mm) Projections excluded.
(w, h, d):
Connectors:
MIC/SP, Radio, DC-IN, SP-IN, SP-OUT.
Supplied access.:
Speaker-microphone, DC cable, SP cable, 8-pin Radio connector, magnetic mount base with
screw, instruction manual.
Options:
Pre-wired microphone interface cable for most popular transceivers.
Specifications subject to change without notice or obligation.
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