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Building a Coaxial Collinear Antenna
The Coaxial Collinear is rarely mentioned, It's design is super simple and since it needs no radials, it takes up little horizontal space its weight is negligible
post 15 Sep 2024
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Simple CW keyer elbug
This is a CMOS 4000 series logic based keyer with Dot priority
Simple qrp equipment
These simple circuits and rigs can give you much fun: home brewing, portable activities during holidays
Spiral Top Loading of a Short Vertical
A spiral coil was constructed on a form composed of 69mm OD plastic drain-pipe and 15 plastic radials
St.Tomass Wi-Fi Antenna
Modifica di un'antenna commerciale uso WIFI
Simple field meter
Simple field meter,optional amplifier circuit
170
This is a CMOS 4000 series logic based keyer with Dot priority
These simple circuits and rigs can give you much fun: home brewing, portable activities during holidays
A spiral coil was constructed on a form composed of 69mm OD plastic drain-pipe and 15 plastic radials
Modifica di un'antenna commerciale uso WIFI
Simple field meter,optional amplifier circuit
PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map
Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica
SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic