Re: Wiring LEDs
wisdomkiller & pain, ye jelly-blubbered tardy son, thy mother's name is
ominous to children, ye clamoured:
> Ming the Murphyless wrote:
>> I need to wire four white LEDs to run off a 12v dc supply (regulated).
>> The Vf is 3.2-3.6 The calculation gives a resistor value of 220 ohms for
>> 2 LEDs in series. Can I wire all four in series without using a
>> resistor or are there good reasons for having it? The LEDS will be lit
> With 4 leds in series and exactly 12V, you will not see a very bright
> light - evern without a resistor.[/color]
BWAHAHAHAHAHAHA! You ****ing stupid cunt.
> But, when you turn on the car engine and the voltage rises to 14.2 v or
> you will first see a bright light, then a bad smell. In the end it will be
> dark again but you are a bit wiser :)[/color]
You complete and utter nut****.
"We are arrant knaves all, believe none of us."
Hamlet, Act 3, Scene 1 
Hammer of Thor: February 2007.
Pierre Salinger Memorial Hook, Line & Sinker:
September 2005, April 2006, January 2007, August 2008.
Barbara Woodhouse Memorial Dog Whistle, Official owner
and trainer of Bucky Breeder, August 2008.
Official Member: Cabal Obsidian Order COOSN-124-07-06660
Official Overseer of Kooks & Trolls in 24hoursupport.helpdesk
Usenet Ruiner List
Top Assholes on the Net List
Most hated usenetizens of all time List
Cog in the AUK Hate Machine List
Find me on Google Maps: 24°39'47.13"S, 134°4'20.18"E
Join me for dinner. I'm cooking half-cooked syphilis scabs and sea otter
tripe dressing accentuated with curdled musk ox stomach and garden snail
innards sauce, served in a steaming casserole stuffed with burnt garlic,
tiny chunks of beef and tendon with whole reptile egg, congealed blood,
a side of lymphoma and a mug of coagulated an unidentifiable organ soup.