EDN

Stereo Encoder Circuit

This simple stereo encoder circuit schematic is build with 2 IC MMC4066E and MMC4047 and one transistor BC547B. On IC1 2 and 3 pins is the audio output which is amplified by T1 (current amplification) ...
Radio World

User Report: StreamS HiFi Encoder Boosts Max Radio

VANCOUVER, BRITISH COLUMBIA — I have been involved with radio since high school, when I helped run a closed-circuit system at Eric Hamber Secondary School in Vancouver, British Columbia. I had my ...
EDN

Stereo Encoder with High Separation

A higher channel separation stereo encoder built with 3 iC’s 4066, 4047, 4013 and 741. It has a filter L, C5 for frequencies higher than 15kHz and an extra audio amplifier built with 741. This stereo ...
Electronic Design

Single-Chip Circuit Delivers Direction Information In Encoders

Incremental-rotation or linear encoders are very common, but normally they do not provide a direction signal. This design shows an easy way to detect forward or reverse direction. Incremental encoders ...