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ঘর থেকে মশা তাড়াতে মাত্র ২৫২ কিলোবাইট এর anti-mosquito সফটওয়্যারটি ব্যবহার করে দেখতে পারেন। এ সফটওয়্যারটি পিসিকে মশা তাড়ানোর যন্ত্রে রুপান...
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Description. This is a simple circuit in which the glowing LED can be switched OFF just by a puff. A condenser mic (M1) is used to sen... -
যন্ত্রপাতি :- * স্ক্রু এবং স্ক্রু ড্রাইভার। * ইউএসবি ক্যাবল। * প্রোগ্রামিং এডিটর। * 5 ভোল্ট রেগুলেটর। * বাম্পার সুইচ। ... -
Description This is an easy trick to measure the output of an amplifier.Here resistor R2 acts as the load for for the amp and it shoul... -
Description Here is the circuit diagram of an ultra sensitive intruder alarm. The shadow of an intruder passing few meters nearby the ... -
Description H ere is a simple 1KHz audio distortion meter that can measure the Total Harmonic Distortion (THD) on any load at any out ... -
Description. W hen there is a fire breakout in the room the temperature increases. This ultra compact and low cost fire alarm senses f... -
Description This is the circuit diagram of lamp flasher operated from mains. By this you can flash up to 200 Watt lamps at rates deter... -
Description. The circuit shows that the output of IC1 555 IC, which is designed for a duty cycle of 0.8mSec,with a frequency of 120Hz ... -
Description. This is the circuit diagram of a light activated switch based on National Semiconductors comparator IC LM 311 and a LDR. ...
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