The latest additions to this site:

- a single image (128k) of the G3RUH 9600 bit/s and higher modem for e.g. AO-40

- notes on modifying the XRF187S FET transistor from 950 MHz to 1.3 GHz (12.02.2003)

- added some photos of my KP11KK satellite/radio astronomy/SETI experimentation site

- some notes on modifying surplus NERA PPL LO's for millimetrewave use (in Finnish) (11.02.2003)

- some highly experimental (!) 2.4 and 1.3 GHz can feeds for dishes :-) (10.02.2003)

- a compilation of the current Finnish microwave & millimetrewave distance records (24.07.2002)

- the OH2RTE ATV repeater subpage (in Finnish) (14.06.2002)

- a brief report describing my portable operation during orbit 728 (in Finnish) (02.06.2002)

- prototyping a 10.7 -> 30 MHz converter for microwave noise temperature measurements (11.05.2002)

- some notes on using my 3 meter Telefunken dish on 2 meters - I just HAD to get into that repeater ! (in Finnish) (07.04.2002)

- some photos of my F1EHN EME antenna tracking boards for controlling dish antennas (20.04.2002)

- dirt cheap C band waveguide load for use in a Dicke radio telescope front end (19.04.2002)

- astrospectrometry with Jorma Ryske (see Optical Projects for more): Vega (17.04.2002)

- some new info on a 10 GHz band polarimeter for detecting solar flares (bottom of page) (17.04.2002)