Build your own lyre harp by yourself, a cool project and challenging enough to be fun, not only to improve your soldering skills, you will also will be more familiar with electronic components and learn more interesting electronics things.
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The positive pole is connected to +, and the negative pole is connected to -. After the SMD components are soldered, power on to form a running water lamp to detect the effect of the soldering. The side of the diode with the green dot is the negative electrode.
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Mini and compact, experience DIY fun, easy for students or DIY electronics enthusiasts to learn to understand the ultrasonic standing wave levitation. DIY loose parts need to be assembled by welding, need to provide their own welding tools.
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【Design compatto】: una volta assemblato, il pianoforte elettronico misura 148,5 mm di lunghezza, 56,9 mm di larghezza e ha uno spessore di 18 mm, il che lo rende facile da maneggiare e riporre. 1 set di moduli tastiera elettronica fai da te.
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Adopt Hall electromagnetic principle to design so that it can produce magnetic field changes on the lower end of the pendulum needle magnet to repel, swing to accelerate the repulsion so as to swing back and forth.
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Electromagnetic artillery is a weapons technology that utilizes electromagnetic forces to accelerate the launch of an object. It uses an electromagnetic pulse to accelerate a projectile to a high speed state, and then launches it at a very high speed.
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Digital tube display calculator production kit, can achieve the mathematical calculation of addition, subtraction, multiplication and division, but also can be converted to the value of the color ring resistor resistance.
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DIY Electronic Dice Making Soldering Project. Electronic dice kit is based on the NE555 oscillator circuit and fun circuit CD4017 counter display kit. Circuit mainly by the pulse generator and a decade counter circuit.
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