FILRFC30 Filament Choke, Grounded Grid, 15uH, 30 amp, 1.8-30 MHz

Bifilar wound,  Broadband Filament Choke

Size:  4" Long x 0.7" Dia.  Overall length with pins: 5.5" Long.

Suitable for 3-500Z, 3-500ZG, 3-1000A, 3CX800A7, 8877, 833, etc.

RFC3 Pilar Choke 225uh 1.5 amp 4kv 1.8-30 MHz

Our best choke for 1.8-30 MHz Amateur Bands including WARC.

Ideal for amplifiers using 811A, 572B, 813, 833, 3-500Z, 8877, 3CX800A7, 4CX1500B, etc.

Size: 5-5/8" Long x 1" Diameter  Ceramic Form.

Note: For best results, solder the red wire to the terminals

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