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Decoder

Simple Surround Sound Decoder Circuit

Last Updated on March 3, 2020 by Swagatam 56 Comments

haffler

This article is written with an intent to explain in detail behind the making of a simple surround-sound decoder circuit. By: Dhrubajyoti Biswas Overview The concept of the decoder was first introduced by David Hafler in the 70s. His research illustrates the way to use two speakers as rear speakers on a surround system. The […]

Filed Under: Audio and Amplifier Projects Tagged With: Decoder, Simple, Sound, Surround

LM567 Tone Decoder IC Features, Datasheet and Applications

Last Updated on June 22, 2023 by Swagatam 23 Comments

lm567blockdiagram

In this post I have explained the main specifications, datasheet and working principle of the IC LM567, which is a precise phase-locked loop with synchronous AM lock detection and power output device. In simpler terms the IC LM567 IC is a tone decoder chip which is designed basically for recognizing a specified frequency band, and […]

Filed Under: Datasheets and Components Tagged With: Applications, Datasheet, Decoder, Features, LM567, Tone

433 MHz RF Remote Control Encoder and Decoder Pinouts Explained

Last Updated on November 10, 2023 by Swagatam 60 Comments

RFtransmitter

In this post I have explained the pinout assignments and functions of the popular 433 MHz RF remote control module from HOLTEK. RF 315 MHz / 433 MHz Transmitter-receiver Module for Remote Control Application Making your own universal remote control systems today is very easy. Such procure the relevant chips, assemble them and here goes, […]

Filed Under: Remote Control Circuits Tagged With: 433, Control, Decoder, Encoder, Remote, RF

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