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RADIO SPECIALISTS PTY LTD 

RADIO SALES, LICENSING, CONSULTANCY, DESIGN

Satphones, Commercial Two-way, Aviation, Amateur, CB, GPS, Marine Radio and Surveys

Shop/Office: 243 Seacombe Road, South Brighton, South Australia 5048

Shop Hours: Mon- Fri 9am-5:30pm Sat 9am-5pm

Tel/Fax: 08 8298 3906     International +61 8 8298 3906

Email: mail@radiospecialists.com.au 

ACN 130 186 088

© Copyright Radio Specialists Pty Ltd. 

RADIOS AND LICENCES COMBINED PACKAGE DEALS

This is exciting new technology that converts your analogue HF SSB radio into a digital HF radio !!!!

 

ARD9000 MK2 front

ARD9000 MK2 rear

Digital Voice Modem for HF radios

Convert your analogue HF SSB radio into a digital HF radio

 
Main Features
    • No transceiver modifications necessary
    • Digital voice communications using existing analog transceivers
    • Amazing Audio Quality
    • Works on Single Side Band (SSB) mode
    • Automatic digital receive
    • Optional interface cables for most popular transceivers
    • Built-in high grade Vocoder (AMBE)
    • Built-in FEC error correction
    • Compact unit. Easy to operate
    • Utilizes a uniquely designed high performance DSP engine
    • Uses the established G4GUO open protocol

PRICE: $499.95

ARD9000 MK2  
Hearing is believing!
Discover how much fun it is to work HF without background noise.

AOR's digital voice technology delivers audio quality you have to hear to believe. Whether you are working digital voice across state lines or across an ocean, amazing doesn't seem strong enough to describe it.

With an ARD9000 MK2, it's easy to convert existing HF analogue transceivers to work digital voice with NO transceiver modifications. The ARD9000 MK2 automatically detects a digital signal and decodes it, so you also maintain full analogue capabilities. Whether a contact comes in as digital or analogue, the ARD9000 MK2 can handle it.
Specifications
Modulation method: OFDM
Band width: 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: Voice: Golay + Hamming
Header: 1 Sec. 3 tones + BPSK training pattern for synchronization
Digital voice: AMBE coder, decoder
Signal detection: Automatic Digital detect, Automatic switching
between analog mode and digital mode
Power requirements: 10 ~ 16 V DC, Approximately 100 mA Typ(@ 12 V DC)
Dimensions (w, h, d): 70 x 33 x 98 (mm)
or 2.8 x 1.3 x 3.9 (inches) (Projections excluded.)
Connectors: Radio: Microphone output (level adjustable)
Speaker input (200 mV ~ 5 V p-p), External Speaker Output
DC Input Connectors
Speaker Microphone (with PTT)
Others: Force Synchronization Switch

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