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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+T200\-2\s+toroid\s+cores\s*$/: 5 ]

Total 5 documents matching your query.

1. Re: LF: T200-2 toroid cores (score: 1)
Author: <[email protected]>
Date: Thu, 12 Aug 2010 11:45:33 -0400
Rik T200-2 should be fine at 400 - 500 W. Jay -- Original Message -- From: [email protected] Rik Strobbe To: [email protected] [email protected] Sent: Thursday, August
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00253.html (12,437 bytes)

2. Re: LF: T200-2 toroid cores (score: 1)
Author: "Albert" <[email protected]>
Date: Thu, 12 Aug 2010 19:14:49 +0200
Hello Rik, I am using T225-2B's in the LPF for my portable 500 kHz TX. @ 500W output they stay cool. 73, Albert PA0A See: http://partsandkits.com/toroids.php -- Original Message -- From: Rik.Strobbe@
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00414.html (13,036 bytes)

3. Re: LF: T200-2 toroid cores (score: 1)
Author: Warren Ziegler <[email protected]>
Date: Thu, 12 Aug 2010 10:56:19 -0400
Rik,   See Jay's web page, he uses T225-2 cores at the kW level for LPF: http://www.w1vd.com/LPF.html -- 73 Warren K2ORS                 WD2XGJ                 WD2XSH/23                 WE2XEB/2    
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00425.html (10,799 bytes)

4. LF: T200-2 toroid cores (score: 1)
Author: Rik Strobbe <[email protected]>
Date: Thu, 12 Aug 2010 15:27:27 +0200
Dear all, does anyone have experience with T200-2 cores (amidon) for 500kHz lowpass filters ? Up to what power are they suitable ? 73, Rik ON7YD - OR7T
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00544.html (8,859 bytes)

5. RE: LF: T200-2 toroid cores (score: 1)
Author: Rik Strobbe <[email protected]>
Date: Thu, 12 Aug 2010 17:33:09 +0200
Warren, thanks for the hint. I just had a look and Jay actually uses T225A-2 toroids. The "A" means almost double height (and thus almost double cross sectional area). But Jay states that "Both filte
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-08/msg00738.html (12,065 bytes)


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