Archive for the Category


Light to Frequency Converter TSL220

Sunday, November 16th, 2008
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A large area photodiode and current to frequency converter combined in a clear plastic 8-pin DIL package. The output is a pulse train whose frequency is directly proportional to the light intensity. The output is CMOS compatible (use a 3k3 pulldown resistor to drive LS TTL) and the frequency can be measured by pulse counting, [...]

Easy Lamp Flasher to warn

Saturday, November 8th, 2008
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This is lamp flasher circuit. It is use transistor 2 pcs. For the system shows matters for objection which rub encourage give work by the alarm. An officer will take the alarm by pressure the Secretariat of the switch Sa. Which will change a light bulb from the winking to sticking bright is [...]

Light Computer Control

Thursday, October 30th, 2008
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Light up the dance floor at a club or brighten up any party with this light control computer module. It’s got outputs to control seven independent lights and you can choose from sixteen different programmed patterns! Clubs, parties, advertisements, sign installations, Christmas lights… the possibilities are endless! The circuit is designed so that once installed, [...]