DIY: Mini Spy FM Transmitter
In this video, the author is going to make a mini FM transmitter. B this FM y using this transmitter you can broadcast your own FM radio station within the neighborhood. You need to buy only two parts for that. The FM Transmitter circuit is very simple and has very good range, about 10-30 meters.
Courtesy: Kedar Nimbalkar
Source: DIY: Mini Spy FM Transmitter