Here’s a re-post of my detailed price comparison for type 31 toroids and
clamp-ons from last June. KF7P put on a special sale back then and I ended up
buying a bunch from him… Maybe he’s up for a repeat :-)
-Gary NA6O
-----------------------------------
*** Toroid, 2.4" (61 mm) OD, #31, Fair-Rite 2631803802 ***
http://www.dextermag.com/bead-61-0-x-35-6-x-12-7-uncoated.html
in stock
25: $5.750
50: $5.210
100: $4.850
250: $4.540
http://www.kregercomponents.com/fair-rite-products/2631803802
in stock
1 - 24 $5.99
25 - 49 $5.74
50 - 99 $5.20
100+ $4.99
http://www.mouser.com 623-2631803802
in stock
1: $6.73
100: $5.42
200: $5.39
500: $5.04
https://proaudioeng.com/fair-rite-ferrite-products/
1: $6.90
4: $6.50
10: $6.10
http://www.newark.com/
limited stock
1 - 9 $7.34
10 - 49 $6.36
50 - 99 $5.89
100 - 499 $5.44
http://www.kitsandparts.com/toroids.php
10+ $8.50
shipping: flat rate box, about $10
http://palomar-engineers.com/ferrite-products/ferrite-cores
1-9: $10.00
10-99: $9.00
100+: $8.00
https://www.arrow.com/en/products/2631803802/fair-rite-products
out of stock
1+ $4.443
*** "Biggest clamp on" Fair-Rite #31 p/n 0431177081 ***
Page 76 of pdf catalog. 1" bore, 1.7" long
Equivalent to about 3 toroids.
https://www.arrow.com/en/products/0431177081/fair-rite-products
in stock. USPS First-class for 10ea $4, plus tax.
1+ $9.920
10+ $9.243
50+ $9.061
http://www.kregercomponents.com/fair-rite-products/0431177081
in stock
1 - 24 $11.85
25 - 49 $11.25
50 - 99 $10.69
100 - 499 $10.65
http://www.dextermag.com/0431177081-31-split-round-cable-assembly.html
in stock
5: $13.560
10: $12.280
25: $11.430
50: $10.710
https://proaudioeng.com/fair-rite-ferrite-products/
1: $14.90
4: $13.90
10: $12.90
http://www.mouser.com 623-0431177081
in stock
1: $17.13
10: $13.17
50: $11.97
100: $10.88
http://www.newark.com/
in stock
1 - 9 $22.07
10 - 49 $18.42
50 - 99 $16.77
100 - 499 $14.69
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