1.2 or 1.5V Battery to 3 Volts Step-up (Boost) Converter Circuit
3V to 110/220V Converter Circuit
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3V to 12V Transistor Boost Converter Circuit
3V to 400V regulated inverter for Geiger counters – PocketMagic
3V to High voltage inverter - Electronic Circuit
3V to 400V regulated inverter for Geiger counters - 27 January 2015 - Персональный сайт
Buy DC 3V-4.8V High Voltage Pulse Generator Inverter Super Arc Pulse Ignition Module at affordable prices — free shipping, real reviews with photos — Joom
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How to make 1.5V to 220V inverter circuit | ElecCircuit.com
3V to 400V regulated inverter for Geiger counters – PocketMagic
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