D313 transistor Amplifier electrical d1047 teardrop Ic supply power dc ac back
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Amplifier d1047 transistor diode purposeSuitable replacement for d13t1 put? .
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Transistor D313 Circuit Diagram Application Datasheet
D1047 Transistor Amplifier Diagram | Wiring Diagrams Nea
Suitable replacement for D13T1 PUT? | All About Circuits
DK1203