Filament Chokes

Bifilar Filament Chokes are used to block RF from creeping into the tubes filament. In stock at Surplus Sales of Nebraska

2 Products

	Part Number	Description	Brand	Price	Bulk Price
	COL 240-1244-00	Collins 30L-1	-	$85.00	-
Collins 30L-1 Part Number: COL 240-1244-00 Product Details: Made for use with four 811A tubes in parallel. Compact size (1-1/4" x 2" x2-1/2" high). 15 amps. See Details $85.00 Each Qty Ground Shipping Promotion on Orders over $100
	ICH FC25A	B & W Filament Choke	-	$65.00	$59.00 (+3)
B & W Filament Choke Part Number: ICH FC25A Product Details: 40 µH bi-filar 10 gauge enameled wound on a 7-1/2" x 1/2" ferrite rod. Usable 1.8 - 30 MHz. Easily handles, for example, two 3-500Z tubes. We purchased the last remaining stock from B&W. Includes mounting hardware. See Details $65.00 Each Qty Ground Shipping Promotion on Orders over $100