Electronic Circuit Design-Schematic-Diagram
RC Radio
DTMF Remote Control (RC) Radio Circuit
Here is a remote control (RC) radio unit circuit which makes use of the radio frequency signals to control various electrical appliances. This remote control unit has 4 channels which can be easily extended to 12. This RC circuit differs from similar circuits in view of its simplicity and a totally different concept of generating the control signals. Read more »
Wireless audio Transmitter
Wireless FM Audio Transmitter Circuit
Here’s is a simple wireless audio transmitter for rebroadcast audio of fm radio or any others audio source. The transmitter circuit consists of a frequency modulated oscillator, an audio preamplifier with pre emphasis to supply the frequency modulating signal, and a buffer amplifier to drive the antenna connector. Read more »
Audio Video Circuit Board
UHF Wireless Audio Video Sender Circuit
This wireless circuit provides you with wireless audio and visual transmission to a TV. The TV acts as a receiver, eliminating the need to buy a separate monitor. You can also hook it up to a VCR or CCD Camera, and even set up a remote CCTV security system! Read more »
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