Figure 8 shows a red light-emitting diode connected via a series resistor of 1 kiloohm between +5 V on the PCB with 70x80mm solder points and the collector of an NPN transistor BC547B. Its base is ...
Shaanxi Engineering Research Center of Flat Panel Display Technology, School of Electronic Information and Artificial Intelligence, Shaanxi University of Science and Technology, Xi’an, Shaanxi 710021, ...
State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, China School of Applied Chemistry and Engineering, ...
An HT7533 is used for voltage regulation with a Schottky diode preventing return current to the solar cell, and a DW01 circuit is used to make sure that the capacitor doesn’t overcharge.
Core memory, magnetized memory using tiny magnetic rings suspended on a grid of wires, is now more than five decades obsolete, yet it exerts a fascination for hardware hackers still. Not least ...
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