7
\$\begingroup\$

This is the symbol that I do not know what it means. The top trace leads to a polarized capacitor

top trace leads to a polarized capacitor

\$\endgroup\$
1
  • 6
    \$\begingroup\$ Surely the complete circuit gives a clue that it's a microphone or at least an audio or vibration transducer? \$\endgroup\$
    – Transistor
    Mar 14 at 12:30

1 Answer 1

18
\$\begingroup\$

It's the symbol for an electret microphone.

Here are the external and internal schematics.

enter image description here enter image description here

\$\endgroup\$
0

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Not the answer you're looking for? Browse other questions tagged or ask your own question.