Alpha Antenna SWR Indicator User Manual
- June 3, 2024
- ALPHA ANTENNA
Table of Contents
Alpha Antenna SWR Indicator
DESCRIPTION: SWR Indicator is a simple device for Magnetic Loop MagLoop
antennas that makes tuning easy when using the ICOM IC-905, IC-705, or other
QRP transceivers.
WARNING! Do not exceed 10 Watts Continuous Carrier (FM, Digital, AM,
etc.) while tuning or the indicator lamp will fail. Can be used on higher
power loops only if the SWR Indicator is removed after tuning if you do not
exceed 10 Watts Continuous Carrier while tuning.
INSTRUCTIONS
- Install by attaching the Copper Clip to either of the PL259s at the loop’s tuning box.
- Set your rig to the desired frequency in SSB mode
- Tune loop till the loudest noise floor is heard from your rig’s speaker.
- Set rig to FM mode at 5 watts.
- Transmit and tune for brightest illumination on the SWR Indicator’s LED.
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