Most visited posts this week
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How is it possible to power an LED with high brightness, the conduction voltage of 3 V with 1.5 V battery? That is what this article will te...
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I) Presentation : The problem of signal transmission by audio frequency electromagnetic wave led in recent years of practical arrangem... -
Figure 1: Diagram of the detector of magnetic material. If you approach an object's magnetic core of Ferroxcube choke L1, the LED li...
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With a PWM controller, this board allows very fine adjustment of the energy supplied (and thus the speed of rotation of the axis) to an...
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diagram of the transmitter 1Circuit UM3750 UM86409 MM53200N 1Transistor ZTX321 ou MPSH10 2N2369A ou BSX20 ou BF494 ou BF254 7 Dio... -
It's a small UHF transmitter that emits a signal received by a receiver (for the latter see the following article): As they are coupled ...
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This module display seven segment series giant to do everything you can (in combination with other platinum and a control) to set up tables ...
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This description provides a powerful micro-receiver, adapted to listen for transmissions on 433.75 MHz at a distance. It allows the activati... -
Figure 1: Diagram of quartz tester whose core is less than 1 MHz. You need to use this tester, a digital frequency meter (ELM has pub...
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Here we use again a hybrid module Aurel to produce, with very few components around, a ray of radio on-off dual channel capable of work...