Transistor Code-BC147 Means
Transistor General code: The European system of the Transistor coding, there are two alphabets before the number.
First alphabet represents the type of semiconductor type second alphabet represents the use of transistor. First letter A – Germanium B – Silicon C – Gallium Arsenide D – Indium Antimide Second letter C – Audio frequency Amplifier D – Audio frequency power amplifier F– Low power Radio frequency amplifier P – High power Radio frequency amplifier Semi-conductor B Series BC547 It means B – Silicon C – Audio frequency amplifier – Silicon Audio frequency Amplifier TYPE: AD Mean AD 140 A – Germanium, D– Audio frequency power amplifier
- AC 188
- A– Germanium,
- C– Audio frequency amplifier