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[DPRG] anyone can explain??

Subject: [DPRG] anyone can explain??
From: Horng Woei Chang chwoei at gmail.com
Date: Sun Jul 17 07:55:57 CDT 2005

hello again,

               can anyone explain to me about the circuit? how the
circuit works to transmit 36kHz frequency? how to change the frequency
to 38kHz. i don understand how the dual comparator works to make the
circuit transmit a 36kHz frequency.








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