[NJARC] Resistor question.
antqradio at juno.com
antqradio at juno.com
Mon Jan 31 14:33:03 EST 2005
The size of the newer film (carbon or metal) resistors is so much smaller
then what you usually find in tube radios that even a higher wattage
resistor should be no problem. It is amazing to see how uncluttered a
chassis is after replacing capacitors and out of tolerance resistors!
Especially when you use disk ceramics in place of the old paper
capacitors.
I just reworked a wood cased radio which had no speaker. It seems a
budding technician removed it when he was about 12 years old. I went to
Radio shack to look for a six inch round speaker but found none.
Wall-Mart was the answer. A six inch general purpose was available for
under $10.00
Who would of thunk? Sounded great too.
Regards,
Jim
On Mon, 31 Jan 2005 10:19:46 -0500 "Steve" <oceangate at comcast.net>
writes:
> Win a new Icom IC-756PROIII and help QSL/QTH.net
> Details at: http://mailman.qth.net/index.html
> _______________________________________________
> Hi dave,
>
> Plus or minus 10 % for ohms should not be a problem. You
> can
> always go higher in wattage , never lower. Space is the only
> problem
> with higher wattage.
>
> steve
>
> -----Original Message-----
> From: njarc-bounces at mailman.qth.net
> [mailto:njarc-bounces at mailman.qth.net] On Behalf Of
> Mstang6T5 at aol.com
> Sent: Sunday, January 30, 2005 2:31 PM
> To: njarc at mailman.qth.net
> Subject: [NJARC] Resistor question.
>
> Win a new Icom IC-756PROIII and help QSL/QTH.net
> Details at: http://mailman.qth.net/index.html
> _______________________________________________
> Hi all,
>
> I want to thank Nick and Steve for helping me at the repair clinic,
> it
> was
> my 1st time attending thanks again. Here my is question: If I need
> to
> replace
> a resistor what is the rule of thumb? Choose exact wattage and ohms?
> Or
> is
> there room, +/- either way. If I was replacing a 1/2 watt 13,000
> ohm
> resistor
> what would you choose?
>
> Thanks, Dave LeMay
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