Common faults in the use of Pt100 thermal resistors

First, the fault phenomenon: the display meter indicates a negative value; Possible cause: The display instrument is wrong with the pt100 thermal resistance wiring or the pt100 thermal resistance has a short circuit; Treatment: Correct the wiring, or find the short circuit and strengthen the insu

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Tape recorder circuit

Shown is a complete audio/reproducement cassette recorder amplifier. Two of these transistors are used as signal amplifiers, and the third is used as an automatic leveling control in recording mode. Specialized Slip RingSpecialized Slip Ring,Slip Ring Rotary Joint,Slip Ring Induct

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