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From: Spehro Pefhany
Subject: Re: Don't do this! Just don't!
References: <7FYW9.1208$PR2.email@example.com> <firstname.lastname@example.org>
X-Newsreader: Forte Agent 1.93/32.576 English (American)
Date: Mon, 20 Jan 2003 21:11:45 GMT
NNTP-Posting-Date: Mon, 20 Jan 2003 16:11:45 EST
On Mon, 20 Jan 2003 20:49:26 GMT, the renowned "Ken McDonald"
>"Thomas" wrote in message
>> Ken McDonald wrote:
>> >>>> +15
>> >>>> |
>> >>>> p
>> >>>> 10K o <--------------10K -----x--- small offset
>> >>>> t |
>> >>>> | 49R9
>> > How much power will a 49.9 ohm resistor connected to 15 volts dissipate?
>> > keep coming up with 4.5 watts.
>> You are missing the 10K.
>> Anyway, the pot would blow first if the 10K was not there. A 10 k pot will
>> be able to handle a lot of current.
>I didn't miss it. Both resistors appear to be connected to the wiper of the
>pot. I need to find the FAQ on ascii schematics and see why I'm not reading
>the schematic correctly.
Ah, that's the problem. It could be worse. You just need to set your
reader to use a fixed-width (not proportional) font such as Courier,
then you'll see the 49R9 over further to the right, where it should
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