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Handheld Laser Circuit

2017-08-19 17:40  
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A laser diode TOLD9200 (Toshiba) is used as a source of laser light. Q3, Q2, and SI form a touch switch to control the.laser. LI is an RF pickup coil to pick up energy from an RF-type battery charger.
Handheld Laser Circuit

It is 10 turns of #18 wire on a Y diameter.

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