The Raytheon 6BK4C / 6EL4A Vacuum Tube is a vintage electronic component originating from the United States. This specific model is sought after by collectors and enthusiasts in the vintage audio and video niche. The vacuum tube is designed to provide high-quality audio performance and is a crucial part for maintaining the authenticity and sound quality of vintage audio systems from the mid-20th century.
Item Tag: Raytheon
6BK4C / 6EL4A (6BK4/6EL4) Vacuum Tube – RAYTHEON – JAPAN – 1960’s ( TESTED!!!)
Has gripper marks on the base. Our backup testers which we use occasionally are military TV-10D/U’s. For specialized tests, we employ one of our VTV Dual Triode Characterizers (for preamp tubes) as well as a Maxi-Matcher (for power tube matching).
Related Images:
Vintage Raytheon 6BK4C/6EL4A Electronic Tubes Lot Of 3 NOS In Original Boxes
Vintage Electronics Part: This product is a lot of three vintage Raytheon 6BK4C/6EL4A electronic tubes, made in Japan. These tubes are New Old Stock in original boxes, making them highly sought after by collectors and enthusiasts of vintage electronics. With their original packaging and craftsmanship, these tubes are sure to be a valuable addition to any vintage audio or video setup. Raytheon 6BK4C/6EL4A vacuum tubes are specialized, high-voltage, sharp-cutoff beam triodes designed for use as shunt regulators in the high-voltage power supply of color television sets. These vintage components were commonly produced in Japan or the USA for Raytheon. Often labeled as 6BK4C, 6BK4, 6EL4A.
Related Images:
Lot of 2 Tube ( Pair ) Raytheon Vintage EL84 6BQ5 Japan Tested Good Tube
Tested Good.
Related Images:
Lot of 3 Tube Raytheon EL84 6BQ5 Vintage Tested Good Tube
Tested Good.
Related Images:
RARE Raytheon 7189/EL84/6BQ5 Large O-getter tube – 1960 – Very Strong
For sale is a RARE Raytheon 7189/EL84/6BQ5 Large O-getter tube. Made in USA, 1960. EIA code: 280. Tube 1: 11. Tests very strong at near NEW level. All tubes are also tested for noise and microphonics.
Related Images:
1 RARE Raytheon 7731 7199 Gold Pin Vacuum Tube Tested NOS On TV7
1 RARE Raytheon 7731 ECF82 Gold Pin Vacuum Tube Tested NOS On TV7 Average new tube value is -84/84 Tubes tested – 82/84 Minimum tube value – 57/57 You can rewire the socket and use this tube instead of a 7199 tube Date code is – M22 Rare Premium 6U8 tube. This tube tested NOS on my newly calibrated TV – 7 tube tester. This tester also is used in conjunction with a variac to maintain test results accuracy and consistency. The tester was calibrated by Mr. Paul Hart. The tube Passed The short test ,gas test, filament test and life test. I will always list original photos of actual item you are receiving I will ship within 24 hours of payment received Any questions please send me a message APPRECIATE YOUR BUSINESS Thank You
Related Images:
1 x NOS BronzePlate CopperGrid Raytheon USA 5687WA Milt ~ GrailAudio 7119 E182CC
breath of life vintage raytheon! revered by audiophiles for their exquisite sonic detail, micro-dynamics, and neutral transparencythe smooth yet sweet sound stage reveals phenomenal tonal complexity, punchy highs w/ no edge, and highly musical imagingthis high resolution premium metallurgy reproduces sound w/ incredible definition, like a live-concert in realism and fidelitythe spatial separation, rich harmonics, expansive holographics, and dimensional bloom, all contribue to the collectible lore the phenomenal nickel and tungsten bronze plate design radiates heat better, and enhance tone and warmth characteristics these also feature copper wrapped grids to minimize cathode current contamination, and better high-temperature dissipation raytheon usa have a long tenured history producing military and industrial grade vacuum tubes, as far back as 1925!known for their impressive quality control, craftsmanship, strict testing process data sheets, and incredible sound outputthe highly regarded catalog (especially 12ax7) was considered the quietest! well before telefunkens late ’50s market emergence this premium 5687wa edition is the highest grade ever made, sought after for its low noise, long life and rugged military qualitythe 5687 is a unique general purpose audio tube that can be used at high current and low voltage, making it high in perveance plus highly regarded for incredibly low distortion, and peak-current capability, far in excess of more conventional drivers 1 x old stock raytheon usa bronze plate premium military 5687wa audio/preamp tube, w/ raytheon tube box includedtwice tested audio grade + complimentary value-added refurbish and deoxit process ~ one of a kind quality control full mutual conductance gm test, pristine nos, several in stock: tube1: 104/101 ~ tube2: 108/118 % gm (65 % min good)our high power gm output test applies up to 250v, more than many other testers!+ useful life test pass (longetivity indicator) + an impeccable gas/leak/short check give several sessions or up to 150+ hours w/ your amps voltage to fully cure / break-inships well packed worldwide w/ free economy postage! especially popular in dht amps, here is a very extensive application list for 5687 compatible uses:Audio Note M3, Manley Jumbo Shrimp, Ayon CD player, Audio Note DAC 5 Signature and Audio Note amp kitsM5 preamp, M9, KR Enterprise 32BSI integrated SET amp, Modwright 9.0, Denon modded CD playersSony NS999ES CD player, Opera Audio Consonance Cyber 800, Cyber 211, Zanden, LUX 300B amp,Kondo M1000Artemis Labs linestage amp, Emotive Audio Sira, Ray Samuels B52 and Raptor, Audio Tekne TFM-9412Sonic Frontiers Power 2, Audio Experience balanced A2 pre, Ongaku, Audio Note, New Audio Frontiers Legend II preLoth X JI300,Audio Thrills, Mastersound, Sophia Electric KT88 Tube Amp, Icon Audio PS3 phono power supplyAlmarro, Bottlehead, Aria VW5X, Audion 845 Black Shadow, Jinro Amp, Bullplugs + more! ~ authentic vintage hifidelity audiophile mic tube / power tube / preamp tube curation by caliacoustics ~see our official site for new arrivals, limited editions, sealed-box true-nos rarities, and more collectibles
Related Images:
1x NOS BlackPlate MilitaryIssue Raytheon USA 5687WA (7119) GrailVintageAudioTube
This premium 5687wa edition is the highest grade ever made, sought after for its low noise, long life, and rugged military quality. raytheon usa has a long tenured history, producing military and industrial grade premium vacuum tubes, as far back as 1925.
Related Images:
One 1950s Raytheon 5814A (ECC82 12AU7) Tube – Black Plates, 3 Mica, Top [ ]
Type 5814A vacuum tube. One tube, circa 1950s, U.S.A made by Raytheon for International . (Triode#1 / Triode#2). Tube features black ridge plates, 3 mica spacersand an angled-mount ‘slightly-bended rectangular’ getter on top.