http://electroschematics.com/590/intercom/ Fri, 30 Jul 2010 03:11:38 +0000 hourly 1 http://wordpress.org/?v=3.0 http://electroschematics.com/590/intercom/comment-page-1/#comment-7178 ElectroSchematics.com Tue, 09 Feb 2010 14:45:20 +0000 http://electroschematics.com/?p=590#comment-7178 You can use 12 volts up to 15 volts to power up this intercom circuit. You can use 12 volts up to 15 volts to power up this intercom circuit.

]]> http://electroschematics.com/590/intercom/comment-page-1/#comment-7173 Amit Tue, 09 Feb 2010 13:29:10 +0000 http://electroschematics.com/?p=590#comment-7173 what is the voltage at the "+" ont the top of the circuit diagram connected to capacitor C9? what is the power rating of the speaker? what is the voltage at the “+” ont the top of the circuit diagram connected to capacitor C9?
what is the power rating of the speaker?

]]> http://electroschematics.com/590/intercom/comment-page-1/#comment-6267 asad Sat, 26 Dec 2009 06:46:40 +0000 http://electroschematics.com/?p=590#comment-6267 I have selected the hi fi intercom as my mini project so informations related to hi fi intercom is requested to send in this email asadks007@gmail.com I have selected the hi fi intercom as my mini project so informations related to hi fi intercom is requested to send in this email asadks007@gmail.com

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