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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Recent content by dconnell

  1. D

    noob help

    yep theyre chip protected and cut off at 2.75v
  2. D

    noob help

    thanks for that,unfortunately at 4.2 it doesnt quite have the kick i need all im basically doing is replacing a variable voltage chip controller that fried, with a stable single voltage which is great at around 4.5-4.7 il give the resistors a try and see what the battery life is like,i used to...
  3. D

    noob help

    hi guys noob ere with a lil prob,i want to use 2xlion batts in line each with a max output of4.2v/1200mah i want to reduce this 8.4 to around 4.5-4.7v they will be used to power a 2.5 ohm dual coil atomiser heater can i just do this with a straight resistor and and an on/off switch cheers in...
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