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Amazon.com: High Voltage DC-DC Boost Converter 12V to 150V-420V 170V 230V 1.25V-12V 6.3V Filament Adjustable Step Up Power Supply 2-Way PSU DC Regulator Module for Tube Preamp/Nixie Tube : Electronics
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Make a Simple 12v DC to 230v AC Inverter 300W 500W Full Tutorial / DIY Inverter From PC Power Supply - YouTube
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