Great Intercom Schematic Diagram
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Intercom schematic diagram. Am modulator for intercom schematic circuit diagram. Only three wires are required to connect the two sets if separate battery is used in each set. Colour monitor electrical diagram pdf 459 3 kb.
Discovercircuits has 45 000 free electronic circuits. The 10k potentiometer controls volume and the total gain can be set with de 5k r. To make the project more attractive you can use long wires to increase the distance between the set 1 and set 2 microphone and speaker.
Your email address will not be published. Technical manual pdf 719 3 kb. For input output it uses.
You can use any normal wire for a decent length but if you need cover higher distance use a twisted pair cable like cat5 to avoid being affected by noise. The intercom schematic fulfills its tasks if you compare this diy intercom circuit to modern fm and wireless designs you will certainly sau it outoded. However if the battery is common for the two sets it requires four wires for interconnections.
Our basic help sheets. A very high quality intercom which may also be used for room monitoring. The original 2 phone link.
S1 is a pushbutton switch while s2 is a on off switch. In this intercom schematic the 8 ohm speakers is used as microphone and listening speaker. It uses 22v to operate and maybe it will work at a lower voltage you can try it.