"P: 15 kę lin‚aire" "C1: 1 ćF/16 V" "C2: 470 nF" "D: 1N 4148" "T1 (NPN): BC 108, BC 109..." "T2 (NPN): 2N 1613, 2N 1711..." "HP: 4 ou 8 ę"