Features: Made of superb quality grass, coppers and alloy fuse. Fast-blow glass tube fuses assorted kit. 0.5A/1A/2A/3A/4A/5A/8A/10A/15A/20A Packaged thoughtfully in a plastic box, convenient for assortment and carrying. Be widely useds in different circuit electrical components, such as television, circuit, industrial equipment. Specifications: Input voltage: AC 250v Material: Glass, coppers and alloy Current: 0.5A~20A Quantity: 50pcs in total Package Includes: 5pcs * 0.5A 5pcs * 1A 5pcs * 2A 5pcs * 3A 5pcs * 4A 5pcs * 5A 5pcs * 8A 5pcs *10A 5pcs * 15A 5pcs*20A
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Plated Thickness: 2mm.
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These tubes were made for military purposes so they are deadly quiet, clear, detailed and dynamic. These were tested on my amplifier and all worked marvelously. I found them on the attic from my grandfather’s collection which look almost unused and mint though I listed the here as used.
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ONE Sylvania 6B4G vacuum tube in box 1952 date code F2M Black Plates / dual flat plate Hanging filament D getter TUBE 1 = 6600 micromhos @ 90mA plate current Tested on Triplett 3444 where 2200 is pass/fail. Bogey NOS values for 6B4 = 5250 micromhos / 60 mA plate current NO SHORTS / NO GAS tested at 250v plate / 250v screen
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10 X 0.2 AMP Glass Tube Fuse. 10 x 0.5 AMP Glass Tube Fuse. 10 x 1 AMP Glass Tube Fuse. 10 x 2 AMP Glass Tube Fuse. 10 x 3 AMP Glass Tube Fuse. 10 x 5 AMP Glass Tube Fuse. 10 x 8 AMP Glass Tube Fuse.
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FOR POWER AMP 2A3 300B. ( ~ Similar to type 75 A Hi-End driver for Many Triode Power Tubes ). TESTED NOS! WESTERN ELECTRIC. Audio Tube AMP Amplifier. TUBE's TEST RESULT's TESTED WITH a (TV-7/U) FOR GAS, SHORTS, AND MUTUAL CONDUCTANCE AND ARE MOSTLY STRONG TUBES!
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They are a special version of type 2A3 tubes. These tubes are deadly quiet, warm and crystal clear. What you see is what you get.
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