antenna – anderswallin.net

PA0RDT Mini-Whip antenna

Update 2018 October: after some water made it into the bottle the antenna has stopped working 🙁

Antenna in a bottle installed on the roof today. Stay tuned for a future web-SDR...

N-connector through the lid of a plastic bottle.

PA0RDT Mini-Whip circuit.

Black electrical tape to keep water, snow, and ice away?

A 2m piece of Thorlabs 25mm aluminium extrusion as antenna-pole.

An article, some theory, some notes on grounding, some comparisons,

There's also a modernized circuit by PA0NHC