Aha!
I hadn't thought to check the "cable core" dimensions for one that looks
like a toroid. That was the missing piece. They don't specifically have
toroids in #31, but they have cable cores with the dimensions of
toroids. Skewered by semantics again... ;-)
Thanks!!
73,
Jim, N7CXI
Bill Fikis wrote:
> Jim, I've been dealing with Lodestone Pacific ..
> www.lodestonepacific.com
>
>
>
> Some of their prices :
> **************************
> Fairrite #'s
> 0431177081 mix 31 - largest snap on - $9.39 ea.
> 2643803802 mix 43 - largest toroid - $3.79 ea.
> 2631803802 mix 31 - largest toroid - $5.49 ea.
>
> their tel # - 1-800-694-8089 Anaheim, Ca.
>
> I've been dealing with Donald Wennkamp
>
> Gl. .....Bill / w2ay
>
>
> --------------------------------------------------
> From: "Jim Barber" <audioguy@charter.net>
> Sent: Tuesday, January 26, 2010 2:34 PM
> To: "AMPS" <amps@contesting.com>
> Subject: Re: [Amps] Source for large purchase of toroids?
>
>> Good point.
>>
>> Since we're on the topic, I've seen references to Fair-Rite #31 toriod
>> cores in various places, but haven't been able to find any in their
>> catalog. Do they actually exist in the wild? Beads abound, but it would
>> be nice to be able to build high-impedance chokes in less than several
>> straight feet of cable.
>>
>> Thanks,
>> Jim, N7CXI
>>
>> Jim Brown wrote:
>>> On Mon, 25 Jan 2010 22:58:00 -0600, chas wrote:
>>>
>>>> ok, micrometals material codes are completely different from Fair-Rite.
>>>
>>>> so, what does Fair-Rite #31 = in MMetals?
>>>> ditto question of F-R #43 = in MMetals??
>>>
>>> They are not "different codes." they are VERY DIFFERENT MATERIALS, have
>>> VERY different properties, and used for different purposes. Micrometals
>>> makes powered iron, which are primarily used for inductors. Fair-Rite
>>> makes ferrites, which are used as inductors, transformers, and
>>> suppressors.
>>>
>>> Fair-Rite #43 is a pretty generic VHF suppressor material, and several
>>> other companies make equivalents. Fair-Rite #31 is a new mix they
>>> developed about 10 years ago, and as far as I know, hasn't yet been
>>> copied.
>>>
>>>> where is the scientific data on their products, etc?
>>>
>>> See their website.
>>>
>>> It is CRAZY to go to all this trouble to try to find "generic
>>> equivalents" to Fair-Rite parts simply because Amidcon and Palomar are
>>> raping us with their prices. Instead, simply go to industrial
>>> distributors of Fair-Rite parts and buy them at the right prices, not
>>> Amidon or Palomar's inflated prices.
>>>
>>> 73,
>>>
>>> Jim Brown K9YC
>>>
>>>
>>> _______________________________________________
>>> Amps mailing list
>>> Amps@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/amps
>>>
>> _______________________________________________
>> Amps mailing list
>> Amps@contesting.com
>> http://lists.contesting.com/mailman/listinfo/amps
>
>
>
>>
>> No virus found in this incoming message.
>> Checked by AVG - www.avg.com
>> Version: 9.0.730 / Virus Database: 271.1.1/2646 - Release Date:
>> 01/26/10 02:46:00
>>
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|