Leather shoes👞The "Doudou" set and the accompanying accessories came from Mr. Rong of BD6CR, and they are very small and delicate toys.
The "serious transmitter" (the "discard machine") actually had better performance than the shoe-shaped transmitter, with a power output of up to 0.5W. The ceramic dielectric capacitor could be finely tuned to adjust the transmission frequency, and the keying oscillator prevented side leakage.
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