Small FM Transmitter Circuit

A very basic and small FM transmitter circuit has been discussed in this article, using a single transistor transmitter circuit, which is small yet is able to communicate over a distance of around 100 meter.   FM Transmitter Circuit Description The offered system enables us to generate an FM transmitter, which includes an amplified microphone […]

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Simple Wireless Headphone Circuit

¬†When somebody thinks about a simple wireless headphone circuit there are a few options that are generally visualized. The simplest of these options is incorporating IR or infrared light through which the audio signal to be transmitted is modulated and processed accordingly, while on the receiver side the signal is again demodulated and amplified appropriately […]

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Wireless TV Sound Transmitter Circuit

The post explains how to make a simple RF device which can be used as a wireless TV sound transmitter circuit using a few in expensive electronic parts Hear wirelessly to the audio of your television program on a regular FM radio, or on a Walk-man unit. Anyone can make use of headphones and in […]

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Transmitter Circuit with Etched Coil on PCB

This specific transmitter circuit which has etched coil on PCB communicates sound employing tiny sensitive microphone. Transmitter’s frequency, as constructed is tunable through 15pF trimmer to the preferred frequency, and also the coil is inlayed on the circuit board. This particular setup is taken to rebroadcast the outcome of a CD player, tv receiver, or […]

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