Traditional Chinese Headache electronic physiotherapy device: Circuit Design, Parts List & Workshop Prototype Guide

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In short: Traditional Chinese Headache electronic physiotherapy device. This entry documents a circuit & prototype taken from Chinese practical-technology literature, written for small-scale makers and home producers. The text below is the full English translation of the original Chinese workshop notes, covering materials and quantities, the step-by-step sequence, and the practical cautions recorded in the source. Roughly 1842 words of English technical text, translated and preserved without editing. It is intended for experimental and reference use, not for regulated or commercial certification.

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Headache electronic physiotherapy deviceThe circuit diagram of the physical therapy device is shown in Figure 66. Transistors VT1 and VT2 form a complementary square wave generator. The output square wave is boosted by transformer T and then output from terminals a and b through RP2. H is NH-416 type neon bulb. When the circuit is working, it will flash to indicate the working status. RP1 is the frequency adjustment potentiometer. Adjusting RP1 can change the oscillation frequency, which can be observed through H luminescence. RP2 is the output intensity adjustment potentiometer (with switch). …

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