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Video Transmitter Circuit

Last Updated on June 17, 2023 by Swagatam Leave a Comment

Mini black and white cameras are now available at a low cost. The proposed experimental setup allows wireless transmission of images from a CCD camera module. The entire system is […]

Filed Under: Transmitter Circuits

Tracking Transmitter Circuit

Last Updated on February 22, 2023 by Swagatam 2 Comments

When searching for an object, our initial instinct is to rely on our vision. However, the Tracking Transmitter circuit featured in this article offers an alternative by utilizing sound. The […]



Filed Under: Transmitter Circuits

Telephone Transmitter Circuit

Last Updated on August 6, 2021 by Swagatam 2 Comments

The post explains how a landline telephone can be rigged up wirelessly with a small transmitter circuit, enabling easy tapping of the telephone, by transmitting the conversations to a distant […]

Filed Under: Transmitter Circuits

Transmitter Receiver Circuit for 80-meter Ham Radio

Last Updated on February 16, 2021 by Swagatam 8 Comments

This tiny and simple transmitter, receiver set will allow you to communicate over 100 of miles across the world, by tuning to 80-meter amateur ham radio stations. What is 80-meter […]

Filed Under: Transmitter Circuits

2 Meter Ham Radio Transmitter Circuit

Last Updated on January 25, 2021 by Swagatam 11 Comments

In this post we learn the complete building procedure of a 2-meter amateur ham radio transmitter circuit, using ordinary electronic components and ordinary test equipment. What is 2-Meter VHF Radio […]

Filed Under: Transmitter Circuits

Fiber Optic Circuit – Transmitter and Receiver

Last Updated on January 3, 2020 by Swagatam 13 Comments

Electronic signals have been quite successfully sent for decades through standard “hard -wire” connections, or by using radio links of different kinds which had many disadvantages. On the other hand […]

Filed Under: Infrared (IR), Transmitter Circuits



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