We found this circuit in the Electronics Experimenter Handbook magazine from 1993. L1 has 2 = 2 turns of 28 or 30 wire in the shape of 0.5 cm without core. The range reaches a few tens of meters.
This circuit generates signals for the calibration of IFI (Intermediate Frequency) of traditional AM and...
This circuit is very useful for the experimenter who may have his power supply damaged in the...
This circuit is from a Hughes documentation from 1968. The components are of the time and the RC...