5814a tube data booklet

It began life, under the old style of tube designation, as the ux171 and was announced by the radio corporation of america in may 1926. Typed in some info for a 5814 and this very thread came up. Rca command 5814a 5814 12au7a 12au7 amp radio tube. I could actually drive, or better yet, i could walk and pick up tubes. Downloads, supreme instruments manuals, tube data, and. I just checked my mac c20 tubes with my new heathkit tube tester. Jul 06, 2003 i just checked my mac c20 tubes with my new heathkit tube tester. Tube depot carries a selection of 12au7 ecc82 cv4003 5814a pre amp vacuum tubes.

High current lead mounted silicon rectifiers 50 volts diffused junction, mr758 datasheet, mr758 circuit, mr758 data sheet. As of 3505, i have finished scanning the general section, receiving tubes part 1, receiving tubes part 2, miscellaneous, specialpurpose receivingtype tubes, thyratron, ignitron, and glowdischarge tubes, and most of the transmitting tubes, as well as all. With almost datasheets and the visitor counter indicates over 4000. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated. I found a large amount of matched pairs tektronix, inc. Dec, 2002 the 71a provided more audio power than the ux112a, and the tube was less expensive than the ux210 or ux250 tubes. Apr 21, 2012 using this tube in the minimax buffer slot and it adds an incredible dynamism and dimensionality to the music. Using this tube in the minimax buffer slot and it adds an incredible dynamism and dimensionality to the music.

I tested this on my sencore mitymite vii to be 115 on both sides out of 120. Thanks to frank philipse for supplying the above pdf datasheet. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. I realized i am running ge 5814a in the 2 x 12au7 sockets.

Tube 5814 or rohre 5814 id5895, double triode, noval, b9a and universal shown. Tube 5814a or rohre 5814a id3634, double triode, noval, b9a and universal shown. Matched set of the revered general electric jg5814a from the late 1950s known as the triple mica unique extreme build qualities makes these one of america s most rugged 12au7 ever designed they outperform almost every other type of 12au7a ecc82 the ge 5814 which debuted in the late 1940s just. All the rest are dynaco telefunken 12ax7 and 1 mullard 6x4. Never substitute any other power supply as this can destroy the unit. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your. Most of the datasheets are in pdf format and some are links to other html pages. Read they are the best sounding 12au7 type tube ive ever used and ive tried a number of the best of the nos 12au7 tubes. Use keywords to find the product you are looking for. Motorola, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. General electric jg5814a triple mica 12au7 ecc82 120%. Today, the 71a has a small following amongst highend amplifier builders and hobbyists. The obsolete tube data booklet for the the 539c is the same for the ks157501. I am working on scanning and placing on this page the entire rca hb3 tube manual.

These ge 5654w are the mil spec version of the 5654 ef95 tube and sound amazing in little dot amplifiers as well as other headphone amps and tube microphones. The thin glass tube envelope is 20 mm in diameter and, excluding. The only difference compared to a vintage brimar is a slightly higher peak inverse voltage at 1400v in stead of 50v for the 54. If the page is blank click here rca 6fq7 6cg7 datasheet. Rca command 5814a 5814 12au7a 12au7 amp radio tube 1966. Downloads, supreme instruments manuals, tube data, and schematics.

A tube does not have the same fidelity as a transistor, as the voltage reaches its peak, it gets a little fuzzy, adding some distortion and harmonics. My tube manual indicates that these tubes are video amplifiers. Tube gear adds warmth, what a musician might call timbre. Nov 17, 2011 exact equivalent multiple tubes ok for 7199. According to the data sheets, both the tung sol 7581a and the jj 7027 have a maximum plate voltage of 500v. Also popular for hifi applications that want the lowest noise possible. More warmth compared to gray plates, which is some systems is a welcome news. A vacuum tube, an electron tube, or valve british usage or, colloquially, a tube north america, is a device that controls electric current flow in a high vacuum between electrodes to which an electric potential difference has been applied the type known as a thermionic tube or thermionic valve uses the phenomenon of thermionic emission of electrons from a heated cathode and is used for a. Maximum ratings keydown conditions, per tube to 110 mhz 4000 600 350 400 35 10 volts volts ma watts watts watts 500 170 540 31 20 20 1600 1440 dc plate voltage dc screen voltage dc plate current plate dissipation screen dissipation grid dissipation typical operation frequencies below 75 mhz, one tube typical operation 1 10 mhz. Current information gives the valve as now being made by philips ecg in the usa. The sphd4b maintains the audio extraction feature even if there areno active displays connected to it.

Jul 16, 2012 tube craze background tags 6ak5ef95 6aq8ecc85 6as7ecc230 6bq5el84 6dj8ecc88 6sn7ecc32 12at7ecc81 12au7ecc82 12ax7ecc83 12bh7 300b 568771996900 5751 5814 5963 5998 6080ecc230 6189 6550kt88 7062 7316 amperex bendix brimar cbshytron ei el34 electro harmonix ge genalex kenrad mazda mullard phono cartridge raytheon rca shuguang. General electric jg5814a triple mica 12au7 ecc82 120% strong. Rca receiving tube manual, 1964 edition engineering radio. Review by david a few months back in search of e34l, i stumbled into dougs tubes website. The 71as only real competition, for design purposes, was the ux245 power triode. Antique radio forums view topic hickok ks15750l1 tube data. Matched pairs available in original box tested on amplitrex at. The thin glass tube envelope is 20 mm in diameter and, excluding the b9a base pins, is 47 mm tall. Please advise if i should get some 12au7 tubes or if the 5814 is the preferred substitute for this amp. This tube also doesnt have the characteristic brightness of other ge tubes that in some cases borders on brittleness. At the bottom of this page youll find some links to other tube datasheet sites in case you cant find what youre looking for.

It is commonly assumed that the russian 54 5u4s rectifier is equal to the western 5z4g, and its true. In 1923,to meet the huge consumer demand in electronics mullard entered an agreement with philips of holland and by 1926 philips bought mullard and established one of the greatest valve manufacturing companies in world history. Huge, enveloping sound stage, superb definition and bass to dye for. A some of the finest i have ever heard of that family.

Operated at its published conditions, it was able to supply nearly 800 milliwatts of audio power, a. If the prior tube was thin, for example, and the one following was even mildly tooby, than itd probably get slammed as really overthetop tooby, more so than if the prior tube was of a neutral character. The data sheets that resellers post with these tubes are a copy of the original 7581a ones from tung sol. This comes from new sensor, they didnt create a new data sheet. Matched set of the revered general electric jg 5814a from the late 1950s known as the triple mica unique extreme build qualities makes these one of america s most rugged 12au7 ever designed they outperform almost every other type of 12au7a ecc82 the ge 5814 which debuted in the late 1940s just. Use only regulated 5v dc supply center positive as supplied with the unit. Testing a amperex 5814a tube in the center slot preamp on a rogue cronus magnum ii. Jhesite entre ces derniers tubes et des 5814a sylvania. The tube has very similar sonic characteristics as 5751 black plates from ge. The type 71a vacuum tube was a power amplifier triode intended for use in the final audio stage of battery or alternating currentoperated receivers.