Simple Intercom

 

IC- TDA-2822: Max. Output-250 mW, Available in 16 pins and 8 pins (need 8 pins for this ckt)

S1- for call of other intercom

S2- for on-off

Posted by Sajib Barua on 10:56 PM. Filed under , . You can follow any responses to this entry through the RSS 2.0. You can leave a response or trackback to this entry

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