Categories Electronics PA0RDT Mini-Whip antenna Post author By admin Post date February 15, 2017 2 Comments on 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 Tags antenna, mini-whip, PA0RDT, radio ← BF998 active antenna preamp → Sunday Sub-2 ride: Watopia mountain route 2 replies on “PA0RDT Mini-Whip antenna” Antenna seems to have died due to ingress of water into the bottle - sometime around 2018 October maybe. More and better sealing, silica-gel, or ventilation allowing drying required! […] RA0SMS mini-whip antenna on the roof. The old one lasted from 2017/02 to […] Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website This site uses Akismet to reduce spam. Learn how your comment data is processed.