How to create a eletromagnetic field with frequency?

Khashishi

Search google for "rf oscillator" and you get a bunch of links. For example,
www.sm0vpo.com/blocks/osc7m00.htm
There's the circuit right there. Then you just need to attach some kind of antenna.

Khashishi	Search google for "rf oscillator" and you get a bunch of links. For example, www.sm0vpo.com/blocks/osc7m00.htm There's the circuit right there. Then you just need to attach some kind of antenna.