Codan 2110 2110 SSB Transceiver User Manual Antenna reference card
Codan Limited 2110 SSB Transceiver Antenna reference card
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Contents
- 1. Getting started guide
- 2. Reference Manual a
- 3. Reference Manual b
- 4. Reference Manual c
- 5. Antenna reference card
Antenna reference card
06-02289-EN_1.fm Page 1 Tuesday, November 9, 2004 8:41 AM Tactical Whip Antenna Quick Reference Card Requirements for deployment • 3 m (10 ft) collapsible whip antenna, tape whip antenna, or knock-down whip antenna • earth lead with clip and plug, or counterpoise Antenna selection The tape and knock-down whip antennas are suitable for communication over short distances up to 100 km (60 mi), using frequencies of 3–30 MHz. The 3 m (10 ft) collapsible whip antenna is suitable for communication over short to medium distances up to 500 km (300 mi), using frequencies of 2–30 MHz. Deploying a tactical whip antenna To ensure optimal transceiver performance and to avoid exposure to excessive electromagnetic fields, the antenna system must be deployed according to the instructions provided. To deploy a tactical whip antenna: Select a site that is clear of overhead power lines and other electrical interference. Do not deploy or use the antenna if WARNING there is lightning in the area. NOTE 1 Straighten the antenna. 1 Switch off the transceiver. 1 Screw the antenna onto the antenna stud ( ) on the front panel. WARNING Take care not to cross the thread on the antenna stud. 1 Orient the antenna vertically for mediumdistance communication on any suitable frequency, or horizontally for short-distance communication on frequencies less than approximately 6 MHz. © Codan Limited 2004 1 To use an earth lead: • Plug the earth lead into the earth terminal ( ) on the front panel. • Clip the other end of the earth lead to a large metal object, e.g. shed, vehicle, fence post. 1 To use a counterpoise: • Lay out the counterpoise, forming a cross. • Prop the transceiver against a suitable support in the centre of the counterpoise. • Plug the wire from the counterpoise into the earth terminal ( ) on the front panel. 1 Switch on the transceiver. 1 Select a channel, then press PTT to tune. 1 Ensure that the internal antenna tuner is activated ( ATU/50 or ATU). High RF voltages are present during transmission and tuning. Do WARNING not touch the antenna during these activities. You should not transmit from your transceiver or tune the antenna WARNING unless people are standing beyond the safe working distance of 0.6 m (2 ft) from the antenna. 06-02289-EN Issue 1 06-02289-EN_1.fm Page 2 Tuesday, November 9, 2004 8:41 AM Packing up a tactical whip antenna To pack up a tactical whip antenna: 1 Switch off the transceiver. 1 Unplug the earth lead or counterpoise from the earth terminal, wind up, then stow. 1 Unscrew the antenna from the antenna stud. 1 Fold the antenna, secure with velcro (if fitted), then stow.
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