This is a intercom circuit diagram.you can use this for your office or for your working place.Acoording to the changes of s1a and s1b You can use this as the reciever and the mic

Note
# Use screen wires Between these two circuits
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5 comments:
Hi dear teacher!
I want to learn about Electronics Circuits !
How to possible to do help for U ?
I want to become your student !
because i think U know better about Ent !
wait for your response !
Please give help to learn about Ent Ckt Diagram !
sure I can help you but there is a problem I have little time but I'll help you to improve your electronic knowledge.
Pls can you tell me what is the T1?is it a transformer?
T1 is a transformer
Nice blog… Thanks for sharing very useful information about electrical circuits.
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