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Posts tagged led circuit

LED Circuit

LED Circuit Simple High Power LED Regulator Circuit using BD140 and BC549

Photo flash LED driver

Photo flash LED driver using LMC6442, 2N222

Aiphone intercom systems – 60W Intercom circuit Using Transformer

Aiphone intercom systems – 60W Intercom circuit Using Transformer Parts R1 ………………………… 5K6 R2,5,9 …………………….. 100 R3 ………………………… 47K R4 ………………………… 470K R6 ………………………… 12K R7 ………………………… 68K R8 ………………………… 33 R10 ……………………….. 56 R11 ……………………….. 1K5 R12,13 …………………….. 1K R14,15 …………………….. 0,22/ 5W R16 ……………………….. 3K C1,4,5 …………………….. 104pF C2,3 ………………………. 47uF/16V C6 ………………………… […]

Wiring diagram Power supply Circuit Diagram

Wiring diagram Power supply Circuit Diagram

8W Audio Amplifier Circuit using AN7135

8W Audio Amplifier Circuit using AN7135

Lights & LED Circuits & Schematics LDR

An ordinary automatic room power control circuit has only one light sensor. The circuit uses two LDRs which are placed one after another (separated by a distance of say half a metre) so that they may separately sense a person going into the room or coming out of the room. Outputs of the two LDR […]

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