zhrvoj·4 か月前·議論73 DE 9A5AFV. 1983-1985 as a youngster active mostly on 40m band CW from Radio Club Zagreb (est.1924) ex.YU2ADE - now 9A1ADE. FT-277 / windom antenna.
zhrvoj·6 か月前·議論Coming back from warm and cozy Oman Al Hajar mountains and Wahiba crossing, this makes my cry. So beautiful and interesting planet we live on !!
zhrvoj·8 か月前·議論I built many such oscillators same way. But I used BC107 NPN, connected collector to the ground, emmiter to resistor/capacitornet. Base free. Add LED in series with such connected transistor, and you have LED blinker.