This circuit was obtained from an ancient American documentation. The coil consists of 80 to 100 turns 28 of wire in a ferrite rod. The signal pickup link can be made with 3 to 10 turns of the same wire over the antenna coil.
This circuit was obtained from an ancient American documentation. The coil consists of 80 to 100 turns 28 of wire in a ferrite rod. The signal pickup link can be made with 3 to 10 turns of the same wire over the antenna coil.