opto isolator - Optocoupler Current transfer ratio CTR - Electrical ...
Apr 13, 2025 · As I understand the optocoupler current transfer ratio, CTR is like the hfe of a transistor. I can't understand if the CTR is or isn't a critical value and for what applications is it used in. CTR＝...
power supply - LLC Converter AC Analysis in LTspice - Electrical ...
May 22, 2025 · Can you help me? I want to plot the transfer function G(s) = Vout(s)/w(s), where Vout is the output voltage of the LLC converter and w is the switching frequency of the transistors. In the …
Dayton in the 60s and 70s
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LED on UART line to indicate activity
Mar 14, 2025 · I have designed a circuit to first convert 3.3 V logic to 5 V and convert UART signal to RS485. How can I add LED to RX and TX and control lines to indicate activity? I was thinking about …
Greys (Grays ?) Drug Stores
Feb 1, 2015 · Post a Message FIND BOOKS ON DAYTON, OH HISTORY FREE ONLINE
Dayton in the 60s and 70s - DAYTON HISTORY BOOKS
May 21, 2008 · (8192 Characters Left) FIND BOOKS ON DAYTON, OH HISTORY FREE ONLINE
What exactly is voltage? - Electrical Engineering Stack Exchange
The fluid analogy is really good. Imagine a wire as a pipe (that can't leak). Imagine a capacitor as a stretchy membrane that completely covers the pipe. A resistor is a narrowing in the pipe. An inductor …
Reducing voltage with resistors - Electrical Engineering Stack Exchange
Sep 2, 2014 · So applying a resistor will diminish the voltage of the circuit. That should mean that an appropriately sized resistor could simply be placed in the path of a 12V circuit, converting it to 5v. If …
Ceramic capacitors: how to read 2-digit markings?
Aug 12, 2011 · Related question: Ceramic capacitors: how to read 3-digit markings? I have some ceramic capacitors with a 2-digit marking. How to read them? Do the colored markings at the top …
KiCAD: Footprint selection for common through hole parts (resistors …
Dec 17, 2020 · Don't be frightened. I've been exactly where you are right now. But it's not as hard as it initially appears. Think of what you're trying to achieve. You simply want your parts to fit through the …