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.
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.
In this article I try to examine the relevance of ham radio in our modern world thoroughly saturated with a plethora of digital communication.
Article about my primary SOTA antenna which is a multi-band (20/30/40) inverted-vee trapped dipole with over 100 successful activations.
This article contains a curated list of the very best technical ham radio books. It's an open list and anyone may suggest further candidates.
Technical ham radio books are legion. Non-technical books that capture and convey the magic of ham radio are rare. Some are listed here.
The ISS SSTV Gallery contains all the SSTV images received and decoded from the ISS by Alexander Entinger (OE5LXR).
On Sunday, 20th February 2022 ARISS Europe was conducting a special experiment transmitting KG-STV digitally encoded images from the ISS.
A Yaesu FT-817ND hardrock interface allows automatic band switching of the Hardrock-50 HF amplifier via FT-817ND and FT-818.
Weak Signal Propagation Reporter is a digital radio protocol for probing potential propagation paths. Learn how to receive WSPR with RTL-SDR.
Learn how to build a diode voltage reduction adapter for reducing battery voltage of your LiPo battery pack to a safe level for your radio.
Learn how to fit the YF-122S ssb filter into the Yaesu FT-817ND in order to improve the suppression of strong signals on adjacent channels.