Found in documentation from the 1990s, this circuit supports equivalent transistors. The range is on the order of a few tens of meters.
This circuit was found in documentation from the 1980s requiring a variable power supply from 0 to...
We found this circuit in a 1977 National Semiconductor technical documentation. The circuit has 4...
The L1 coil consists of 20 to 100 turns of fine wire in a cardboard box where plant specimens are...