Digital Programmable Gain Amplifier
2022-02-17
I read your post which is about, Digital gain control of Op-amp. I have some questions to ask, if possible. Please reply ASAP. I am student and I have aRead More
Single Polarity Power Supply
2022-01-29
This circuit uses a PNP Power Transistor TIP2955, you can use any other according to your current and voltage requirement. Look at R2 a 10 Ohm resistor, when the currentRead More
Isolated Full-duplex Serial Interface
2021-10-09
I would like to build Optoisolated RS232 interface. I’vesearched a little bit, and I came across your design: RS232 with Opto-Isolation However presented schematic is of poor quality – I’mRead More
Level Meter Circuits SPM-3 WG
2021-10-06
Here are three circuits from the manual. The design is entirely on discrete devices like transistors, diodes and zeners. Studying these designs will reinforce your basics. It is easy toRead More
Single Digit Voltmeter with LM311
2021-07-09
I wanted to design a logic probe as a tutorial, but there were many good ones in the web so i have tried to design a single digit voltmeter. ThisRead More
Electrical Symbols that you should Know
2021-03-23
Found these in openclipart and wikipedia, A collection of basic electrical symbols you ought to know. You could use these symbols to add in your documentation by cut and pasteRead More
Microcontroller and SBC in Real World
2020-07-07
details required for… Atmels 89C52 Microcontroller A/D D/A converter Keypad LCD display(Or LED Display) 5V Regulated power supply. Temperature & Humidity controller using PID control algorithm implemented using Atmel’s 89C52Read More
Datasheets and IC Application Notes
2020-07-07
Vintage DataBooks are a valuable source of Electronic Product Design Ideas. Study the Applications. Folkscanomy Electronics: Books on Electronics, Circuits and Processors You will also find Radio Electronics and manyRead More
