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GW4MBN Wales flag Wales

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Ham Member Lookups: 21097

QSL image for GW4MBN

Pembrokeshire Contest Group Channel

My YouTube Channel

Four element Quad for 6M/4M


Showing the top section of my reversible vertical moxon for 20M

More detail here


SSTV 14Mhz, round trip to VK and back, 31312 miles long path.

No satellites, no internet, just ionosphere & saltwater.

This is why I love amateur radio!


Hellschreiber 6M QRP QSO



6M amp project

Homebrew 6M linear built in 2010.

Uses two GI7B triodes in grounded grid.

Chugging away on JT6M

The top fan is two speed - normal for SSB, high for JT6M, SSTV etc

Anode Section

The tank coil is brake pipe

Tuning cap is about 90 years old.


Cathode Section

There is a small fan to cool this, not shown.


PSU and Controller section


106257 Last modified: 2012-08-11 17:02:28, 4145 bytes

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