Understanding V1 Variocoupler Variometer
Exploring V1 Variocoupler Variometer reveals several interesting facts. Before variable capacitors there were variable inductors. I think this is from the 1920s, for an old radio set. I use this for shortwave ...
Key Takeaways about V1 Variocoupler Variometer
- ... https://www.printables.com/model/632114-crystal-radio-
- buy it now at: http://www.lastonedown.com.
- This is part 2 of making our own
- variometer
- http://www.westerboer.de/PDF/VW_older/VW3SG%20En.pdf UPDATE: YUP It is a piece of crap, some parts are coming straight ...
Detailed Analysis of V1 Variocoupler Variometer
Variocouplers When variable cap hard to get - best alternative - make variable inductors from PVC pipes, plastic bottles... cartoon... and wood ... A
Here we have the antenna tuner coupling
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