9 V NiCd or NiMH accumulator charger (6F22 size)





Parts:
R1 33 ohm D1 1N4007
R2 10 kohm U1 B250C1000R
R3, R8 5,6 kohm T1, T2, T3 BC548B
R4, R7 100 kohm ZD 6,8 V, Zener.
R5 2,7 Mohm LED1 ?ervená / red, standard
R6 680 kohm LED2 zelená / green, 2 mA
R9 47 kohm IC1 HEF4541
C1 100 mikroF/25 V(35 V)
C2 1 mikroF,
clips from old battery
C3 100 pF
C4 100 nF, keramic.

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