Roger G3XBM's (Mainly) Amateur Radio Blog

Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.

Showing posts with label efhw. Show all posts

Showing posts with label efhw. Show all posts

6 Jan 2026

SOTA/POTA endfed tuner kit

Many people enjoy operating from mountain tops or parks. This EFHW tuner may be useful. See https://www.qrpkits.com/efhw.html

26 Jul 2025

End fed halfwave antennas

These antennas are popular as they cover many bands and are easily erected. Especially with high power, RF in the shack can be an issue. At ...

9 Jul 2025

End fed half-wave antennas?

These are multi-band antennas (K24) are end fed via a transformer so the high impedance is reduced to somewhere nearer 50 ohms. I see AliExp...

13 Mar 2011

The end fed halfwave antenna (EFHW)

Steve G0KYA has a nice pdf document he's created describing how to make simple end fed half wave antennas (EFHQ). These band specific a...

View web version

About Me

Roger G3XBM: Burwell, Cambridge, United Kingdom

View my complete profile

Powered by Blogger.