zhrvoj·há 4 meses·discuss73 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·há 6 meses·discussComing 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·há 8 meses·discussI 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.