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 xbm10-2. Show all posts

Showing posts with label xbm10-2. Show all posts

6 Nov 2011

The "Chirpy" 14 parts QRP 10m transceiver video

This is a short video showing " Chirpy " (XBM10-2), my 14 component 28MHz CW transceiver. More details can be found at...

2 Nov 2011

Chirpy (XBM10-2) improvements

28MHz "Chirpy" Transceiver with tuned antenna match In the last day I have made some changes to my ultra-simple CW transcei...

27 Oct 2011

XBM10-2 Micro-transceiver boxed

This afternoon I rebuilt the XBM10-2 28MHz micro-transceiver onto a small piece of copper laminate and put the whole transceiver in a...

25 Oct 2011

Getting the shack back

Tomorrow evening my house grows about 200% in size. Actually my 2 delightful young grandchildren and their mums and dads go home meaning I c...

20 Oct 2011

2 countries worked with the 28MHz XBM10-2

Well, off to a good start today with a couple of QSOs with the 2 transistor XBM10-2 60mW 10m CW transceiver. Much to my surprise I got 439...

19 Oct 2011

2 transistor transceiver for 28MHz CW

This afternoon I built what is probably just about the simplest CW transceiver possible for use on 10m. Based on my XBM80-2 design for 80...

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Roger G3XBM: Burwell, Cambridge, United Kingdom

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