Device, a scheme which offers the journal “Funk-shau” (Germany), is used to create different sound effects together with musical instruments. It is made in the form of a set-top box or a separate box to AMY. Is indicated in the diagram of transistors can be applied to domestic couples: KT315 KT361 or КТ3107/КТ3102 with any alphabetic indexes, as indicated there, the Zener diode will replace КС156А. The supply voltage can be reduced to 9 volts.
Recommend to read
REFLECTOR FOR SEEDLINGS
I was twelve years old, and I read with interest all sections of the "M-K". I especially like the heading "recommendations." Maybe someone will be useful and my advice. To be planted...
A SOLDERING IRON WITH A NEEDLE
To unsolder chips from a PCB — troublesome. However, it is simpler if we use a medical needle, a sharp tip which is pre-cut with a needle file or abrasive block. O. I, Voronezh
