Quote:
Originally Posted by FrancoItaly
Display stage (one or three LEDs) is the same as the 8 MHz version. The most sensitive version is 20 MHz, because the L/C circuit is tuned to a harmonic of the quartz oscillator. In the version with three LEDs, the stabilized power supply must be added which is shown in the 1 LED version.
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Dear Franco Which sensor should I use for this?