Labels:text | screenshot | diagram OCR: MoDeMpOwEr -Oscillator part | < 20ms 2200μ /16 TDA 2030 5 4 100k 100k 100k 50 Hz square wave output from pin 4 of TDA 2030 100n 100n 00n Just another piece of cr*ppy hardware from... + Last one was made on midsummer. this one on Independence day... Hyvää syntymäpäivää SUOMI 100n 1μ/10 4H +12V 188k 100k M 11 -11V —19 Archy