[sdiy] tempco resistors

[Takuya Katayama]

Hi Lists!

The LP resistor (KOA) is class F(1%).
Also, the LT Resistor (Akaneohm) is class G(2%) in standard, F(1%) ipon
request.

raywilson at comcast.net wrote:
> Precision Resistor PT146 2Ks are 1% TCRs.
> 
> Here is the blurb on the 1K version of this part from the Precision 
> Resistor Website. The compensation factor is the same in this 2K part 
> but the value is 2K so that 100K input resistors can be used in the 
> voltage summer section of a linear to log convertor.
> 
> PRC Fact:
> 
> 
>    TheTCR Tolerance on the 1K Compensators is +3500 ppm/庵.
>    Meaning, if you are looking for a systems offset of
>    +3350 ppm/庵. to +3450 ppm/庵, we are confident you
>    can achieve dramatic results with our standard off-the-shelf
>    compensators. The actual TCR of a standard 3500 element
>    is very close to +3350 ppm/庵. at 25庵. and lower than
>    +3450 ppm/庵. at 100庵.
> http://www.musicfromouterspace.com/catalog.php?page=CATALOG (bottom of 
> the 
> page)http://www.musicfromouterspace.com/analogsynth/precisionresistor.html
> Ray
> ----- Original Message ----- From: 
> <jean-pierre.desrochers at ville.quebec.qc.ca>
> To: <synth-diy at dropmix.xs4all.nl>
> Sent: Friday, July 06, 2007 6:25 AM
> Subject: RE: [sdiy] tempco resistors
> 
> 
>>
>> Am I wrong or all these TYCO resistors have 5% tolerance....?
>> Not quite precises.
>> JP
>>
>> -----Message d'origine-----
>> De : JH. [mailto:jhaible at debitel.net]
>> Envoy? : 5 juillet 2007 20:51
>> タ : Fernando de Izuzquiza
>> Cc : Synth-Diy electronics
>> Objet : Re: [sdiy] tempco resistors
>>
>>
>> Thank you!
>>
>>> There's also this ones (reported to work, very cheap):
>>>
>> http://uk.farnell.com/jsp/search/productdetail.jsp?sku=732291
>>>
>>
>> Is there a catch?
>>
>> JH.
>>
>>
>> ----- Original Message ----- From: "Fernando de Izuzquiza" 
>> <listas at fdi.jazztel.es>
>> To: "JH." <jhaible at debitel.net>
>> Cc: "Synth-Diy electronics" <synth-diy at dropmix.xs4all.nl>
>> Sent: Thursday, July 05, 2007 9:19 PM
>> Subject: Re: [sdiy] tempco resistors
>>
>>
>> I've bought from Laurie (ELBY Designs, AU, my favorite =:) and Tony
>> (Oakley, UK)
>>
>> http://www.elby-designs.com/shopping/enter.html?lmd=39265.892037
>>
>> http://www.oakleysound.com/parts.htm
>>
>>
>> James Patchell and Ray Wilson also have tempcos:
>>
>> http://www.oldcrows.net/~patchell/parts/parts.html
>>
>> http://www.musicfromouterspace.com/catalog.php?page=CATALOG
>>
>>
>> There's also this ones (reported to work, very cheap):
>>
>> http://uk.farnell.com/jsp/search/productdetail.jsp?sku=732291
>>
>> http://uk.farnell.com/jsp/search/productdetail.jsp?sku=732278
>>
>>
>> Fernando
>>
>>
>>
>> El 03/07/2007, a las 21:01, JH. escribi?:
>>
>>> What's your favorite place to buy tempco resistors?
>>>
>>> (I know it's been a topic before, several times, but I mostly read
>>> over it
>>> because I still have enought tempco resistors for myself. But now that
>>> people are ordering my redesigned version of the Tau Phaser, they keep
>>> asking me where to buy them ...)
>>>
>>> JH.
>>
>>
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KATAYAMA, Takuya

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