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.

31 May 2026

Heathkit HW-8

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These were very popular QRP CW transceivers some years ago. I owned a built one and had lots of fun with it. As I recall, I mostly used it o...

iPhone amateur radio apps

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Many people have iPhones. I had no idea (until seeing it in Amateur Radio Weekly yesterday) how many apps there are for Apple and Android. M...

The Knowledge

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Every day in my email I get The Knowledge newsletter (Google it). It is free. Shown today was a farmhouse  in Suffolk, UK.  I am sure many c...

6m 3W FT8 (Sunday)

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My gear was turned on at about 0905z UPDATE 1700z:   Spotted by 199 stations (mostly European) and I have spotted 259 here, presumably Es m...

10m 200mW WSPR (Sunday)

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 My beacon is on. UPDATE 1341z: So far 46 European stations have spotted me. Es I guess.

Hotel breakfast

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Most hotels now have a buffet breakfast that keeps you going all day. This was my breakfast in Canterbury yesterday.

Sunspots - Sunday May 31st

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 Solar flux is 142 and the SSN 133. A=15 and K=3.
30 May 2026

Ferrite rods as TX antennas

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Most people are familiar with ferrite rod antennas as RX antennas. I think this works as the effective size of the rod is "magnified...

Russia-Ukraine nuclear plant risks

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 The largest nuclear power plant in Europe (I think) is in a war zone.

Meshtastic node

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Quite a few people are experimenting by sending data over LoRa Meshtastic which is around 898MHz in Europe and does not need amateur radio o...
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Roger G3XBM
Burwell, Cambridge, United Kingdom
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