After a brief failed experiment with a simple circuit built from discrete components, [GreatScott] turned his attention to voltage-controlled oscillators (VCO).

Building RF circuits that interfere with the legitimate signal around you, or broadcasting out of band, is generally not a great idea, and could earn you an unpleasant visit from the authorities.

This small video transmitter is very usefull for video surveillance on short distances ( up to 100m ) equipped with a black and white or infrared camera module it delivers excellent pictures on a ...

This is a small tv transmitter circuit wich trasmittes in VHF, negative sound modulation and PAL video modulation. It is suitable in countries where the B ...

Light fidelity (Li-Fi) is a widely adopted form of wireless communication that uses optical energy to verify device ...

Dual Channel Video and 4 Channel Audio Optical Transmitter 21 Sep 2009 It is designed for applications that demand two professional quality videos (9 bit), audio (24 bit) and data transmission over ...

DALLAS, USA: Texas Instruments (TI) today introduced its next-generation wireless power transfer circuit with foreign object detection that will allow designers to bring to market 3-coil, 5-V and ...