Sota Antennas #2: Kanga QRP Endfed Halfwave ATU for 15 m
A micro build report on the Kanga QRP Endfed Halfwave ATU which I used for building a 15 m EFHW for SOTA activations.
All OE Emergency Exercise 2025
On May 1st, 2025 I participated in the annual AOEE - All OE Emergency Exercise - via portable station in front of Pregarten's St. Anna church.
I, OE5LXR, Mountain Goat
194 summits, 7 years and 5 months, 2940 QSOs after starting my journey I have finally obtained my first "Mountain Goat".
European SOTA Activity Day 2024
The European SOTA Activity Day 2024 took place on 14th September 2024. Its focus is on EU wide portable ham radio operation from a mountain.
Micro Build Report: Kanga Rooster 40 m CW Transceiver
The Kanga Products Rooster 40 m CW transceiver is a neat little rock-bound CW QRP transceiver. Pictures from assembly by OE5LXR.
Micro Build Report: QRPMe Tuna Topper
The QRPme Sudden Storm is a RF amplifier kit (up to 5W for 40 m band) made by OM Rex Harper, W1REX. Pictures from assembly by OE5LXR.
Micro Build Report: QRPMe Sudden Storm
The QRPme Sudden Storm is a rock-bound CW receiver kit for the 40 m band made by OM Rex Harper, W1REX. Pictures from assembly by OE5LXR.
Micro Build Report: QRPMe Tuna Helper
The QRPme Two Tinned Tunas is a RF sensing sensing automatic transmit/receive switch kit made by OM Rex Harper, W1REX. Pictures from assembly by OE5LXR.
A cheap DIY dummy load using wire wound power resistors
This article describes how I assembled a cheap dummy load using a pair of 100 Ω / 50 W wire wound resistors and why that wasn't the best idea.
Micro Build Report: QRPMe Two Tinned Tunas (EZ Build)
The QRPme Two Tinned Tunas is a rock-bound CW (morse) transmitter building kit made by OM Rex Harper, W1REX. Pictures from assembly by OE5LXR.