HF Automatic antenna tuner Codan

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HF Automatic antenna tuner Codan

HF Automatic antenna tunerThe CODAN 9103 HF Automatic Antenna Tuner has been designed for operating with most end-fed long wire and whip antenna systems in fixed land station applications.

Key features

In-built memory

A feature of the CODAN 9103 is the in-built memory. This stores the tuning configuration used to tune a particular channel frequency. The tuning configuration can be accessed within 10 milliseconds when that channel is used again. The memory is capable of storing hundreds of individual tuning configurations.

Easy to install and operate

Housed in a weatherproof case, the 9103 is supplied complete with mounting bracket, 10 or 30 m control and coaxial cables (please specify when ordering), and an installation and operation handbook.


Accessory code

163 - 1.8 m copper clad steel earth rod complete with copper strip and clamps

705 - Copper earth strip 50 mm x 0.46 mm (26 gauge) for connecting transceiver and tuner to an earth point

Technical specifications

Power rating

150 watts (PEP) voice only

Size and weight 284 mm W x 70 mm D x 350 mm H; 3.5 kg
Power requirements

12 V DC nominal (supplied from the
CODAN transceiver or power amplifier)
0.9 A nominal

Input impedance 50 Ohms, unbalanced
Length of single antenna Whip (unloaded)
3.65 m (12 ft) minimum
8.8m (29 ft) recommended
Length of long
wire antenna
Length of antenna feeder and earth connection — 3 m minimum
Recommended maximum length — 15m
temperature range
–35 to +70°C

HF Automatic antenna tuner Codan