amr mohamed
Occupation: : 369 Date of Birth : 1994-09-29 Join Date : 2010-11-12 Age : 30
| Subject: Two way intercom circuit Thu 24 Mar 2011, 8:55 pm | |
| Two way intercom circuit
Description of the electronic circuit
Service INTERPHONE to secure two-way conversation between two people in separate rooms
Explain the circuit
This department consists of two units share similar wired only and each unit consisting of theheadset Working pressure on the button S1 mic work
Electronic circuit | |
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