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- ..._build_a_cheap_3A_regulated_power_supply How to build a cheap 3A regulated power supply] ...DC_power_supply_using_a_variac How to build a quick 0-160V high current DC power supply using a variac]4 KB (579 words) - 21:23, 18 November 2022
- [[category:batteries]][[category:power tools]]3 KB (451 words) - 01:32, 26 May 2022