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DATE (AND DESTINATION) CODES FOR GM DELCO TUBES ... DATE CODES FOR PIIILCO TUBE§. The code is the full version of the EM code: the last ... 274Y Tung-Sol ...

http://www.hifitubes.org/Parameters and Ephemera/Manuals and Date Codes/RCA DATE CODES.pdf

All tubes test NOS in white boxes, unless noted STRONG and/or OB (original box). ... 12AT7 Amperex Orange Globe -- ridges but no etched date codes ... 12AX7 Tung Sol steel pin OB -- new production re-issue. 12AX7 ...

http://www.hifitubes.org/inventory.pdf

tube - 95ma. 2 nd tube - 96ma. Pair $299 SOLD. 6550 Tung-Sol NOS branded RCA in white boxes same date codes 1975. 1 st tube - 95ma. 2 nd tube - 92.5ma ...

http://www.stjosephmusicfoundation.org/documents/Bias.pdf

where 322 is the manufacturer code (in this case Tungsol), ... After about 1960, many tube manufacturers went to encrypted alphabetical date codes., ...

http://www.tubezone.net/pdf/eiacodes.pdf

This brings up another point... early RCA transistor date codes (typically 1950's) ... Superior Tube Co. 310. Sylvania (Hygrade Sylvania Corp) 312. Tung-Sol ...

http://mysite.verizon.net/tubetronic/PDF_FILES/EIACODES.pdf

by GA Blueprinting - Related articles

http://www.guitaramplifierblueprinting.com/Tubeprimerandselection330.pdf

GE 6072A 1970s Date Code * ..... 5881-A - NOS, Tung-Sol, JAN Philips 6L6WGB, or other NOS tubes at times, great in Fender Black Face amps for a lot of my ...

http://www.guitaramplifierblueprinting.com/Tubeprimerandselection.pdf

original boxes, same date codes, 1960s, for my Ah! Tjoeb 99 tubed CD player. ..... With my “old” Tung Sol vacuum tubes in place, ...

http://www.ken-gilbert.com/images/tubes/pearl/CryoValve_Ver_1.06.pdf

TUNG-SOL ELECTRIC INC., ELECTRON TUBE DIVISION, BLOOMFIELD, NE« JERSEY, U.S.A.. .... S.IZE CODE LETTER F, NORMAL ANO TIGHTENED INSPECTION TABLES TO APPLY. ... 11, REFERENCE SPECIFICATION SHALL BE OF THE ISSUE I» EFFECT ON THE DATE ...

http://www.shinjo.info/frank/sheets/127/6/6186.pdf

5 Aug 2008 ... where 322 is the manufacturer code (in this case Tungsol), .... You can get an idea by checking the date codes on our tube lists. ...

http://web.telia.com/~u16130039/EIA rev1.pdf

Year of manufacture – Verified by the date code on the .... Recommended current production tubes include. TAD or JJ 6L6s, Tung-Sol or JJ 12AX7s, and Sovtek, ...

http://www.mercurymagnetics.com/pages/news/ToneQuest/_2009/TQRFeb09.pdf

We also replaced all the newish tubes with NOS RCAs, Philips and GEs. Once we had the amp mounted in the ... date code after requesting that we send him the chassis number and ... cabinet, a new Tung Sol 6V6 blew (after we had opted not ...

http://www.mercurymagnetics.com/pages/news/ToneQuest/_2007/TQRJUN07.pdf

No Date Code on Right Unit. Plastic Tube Packaging Used by GE in Mid to Late 1950s .... Sylvania, Tungsol, TI, GE, General Instruments, and others). ...

http://corphist.computerhistory.org/corphist/documents/doc-4a2d6f1416aa8.pdf?PHPSESSID=33cabea47c3114eb4b77761ed7d35bbd

Color Code, Wrap,. Box & Ship ... Test Date: Serial No. Build Date: JAN 5687WA. 0dB is rel. to an equivalent input noise of. 2.0ĩV: –3dB @ 10Hz and 30kHz. Sec. 1 – Sec. ... TUNG SOL. ELECTRIC. Newark, NJ. Made in the. United States ...

http://www.partsconnexion.com/PDF/CryoValve.pdf

MODEL 533A TUBE TESTER. SERIAL NUMBER . INSTRUCTION BOOK, MODEL 533A. DATE ..... LAMP: auto, Tung-Sol # 81, bayonet type. LAMP: #47 G.E., 6-8 V, .15 amp, ... CODE NO. 19350-97. 19350-99. 19350-101. 19350-112. 19350-119. 19910-54 ...

http://www.jogis-roehrenbude.de/Roehren-Geschichtliches/Roe-Pruefer/Hickock-533A/533a-Handbuch.pdf

GE 6072A 1970s Date Code * ..... 5881-A - NOS, Tung-Sol, JAN Philips 6L6WGB, or other NOS tubes at times, great in Fender Black Face amps for a lot of my ...

http://www.piller.at/music/valve-faq/gt-tubeprimer.pdf

original boxes, same date codes, 1960s, for my Ah! Tjoeb 99 tubed CD player. ..... With my “old” Tung Sol vacuum tubes in place, ...

http://www.pearl-hifi.com/06_Lit_Archive/07_Misc_Downloads/CryoValve_Ver_1.07.pdf

Date: 10 Jan 1998 18:25:46 GMT. Subject: Re: R390A mods/fixes anywhere? >Although I don't want to do any major ...... 6345 Chatham (Tung-Sol)? ...... I have Date codes on the 3TF7 of 5/66 & 9/66 vs 7/69 up to 1/81 on the TJ ballast. ...

http://www.r-390a.net/Pearls/ballast_tube.pdf

with 1954 date codes. Manson modified the receiver, by adding 3 BNC connectors ...... tube I have just replaced was a Tung-Sol (I suspect all the tubes were ...

http://www.r-390a.net/Pearls/RF_deck_electrical.pdf

Tungsol. USA. High Mu dual triode. 7B4 is an equivalent tube with a loctal base. 24.50 ...... Triangle 1E2 date code. Gold pins. S= 50mA/V. Pa= 5W. ...

http://www.vacuum-tube-shop.com/vacuum-tube-shop.pdf

... the stock output transformer (couldn't verify the date codes), appears to be .... Removed parasitic supressor caps from each of the power tubes. .... It has the schumacher part number 606733, which verifies it's date as a 1967. ..... I've also got a set of TungSol 5881's and a Mullard GZ34 on the way for power. ...

http://www.schematicheaven.com/faq/black_vibroclone_project.pdf

Note: All product types in this publication have a WEB-CODE for finding quickly detailed ...... The new Tung-Sol tubes are the tip-of-the-top of modern russian tube ...... data the TAD Gold Caps transfer the classic tone to date, ...

http://www.tubeampdoctor.com/pdf/equipment2009.pdf

The new Tung-Sol tubes are the tip-of-the-top of mo- ..... More details and information: www.tubeampdoctor.com – WEB-CODE: 112 ...... the TAD Gold Caps transfer the classic tone to date, the tone which is famous for Plexi JTM, JMP, ...

http://www.tubeampdoctor.com/pdf/TAD-Katalog.pdf

code. The valves at the higher end of the scale will break into ...... Tung-Sol – and it's something of a bargain. The break up is very musical .... but hot sounding small bottle tubes. This issue, Derek Rocco of ...... contre les surchauffes fatales pendant une période de 90 jours ŕ compter de la date d'achat. Si ...

http://www.experimentalistsanonymous.com/diy/Schematics/Amplifiers and VCAs/Valve Biasing.pdf

and H4-2 (Code to Name) and their latest supplements. The date of revision ..... Tube Div. Quincy, Mass. Raytheon Mfg. Co., Semi- conductor Div. Tung-Sol ...

http://www.hparchive.com/Manuals/HP-460AR-SN-046.pdf

discharge tubes to regulate the differential amplifier voltages. ..... and H4-2 (Code to Name) and their latest supplements. The date of revision and the date of the supplements used appear at ..... Tung-Sol Electric, Inc. Newark, N.J. ...

http://www.hparchive.com/Manuals/HP-739AR-Manual.pdf

Audio 5881 TungSol. Audio. 760 see 6858. 929. Call 4042. 28.00 5692 (Black Base) ...... Credit Card Number: Expiration Date: Security Code: Phone Number: ...

http://www.vacuumtubesinc.com/Portals/0/docs/2009cat.pdf

everyone's surprise they voted this a better tube than Tung-Sol USA. ... date code. Gives a better performance than recent productions. Built ...

http://www.bel-tubes.co.uk/catalog.pdf

from YOU when it«s time to go on a date- how cool can you get? ..... boxes of junk for a dollar at hamfests, memorizing color codes, the Bud Co., fahenstock clips, P-R Crystals, The Hammarlund HQ129X, Tung-. Sol Tubes, 1947 Radio-TV News magazines that smell like the basement, big CW straight keys, ...

http://www.rvhfg.org/journal/files/Jul00.pdf

>As opposed to working on a knockoff of the Tung Sol 5881 (yes, a very good ...... Picture tube date codes were usually 2 years (color) or 1 year (b&w) from ...

http://www.blueguitar.org/new/text/aga_posts/Mic_Kaczmarczik_tube_info.pdf

Path: geraldo.cc.utexas.edu!cs.utexas.edu!howland.erols.net!newspump.sol.net! ...... Fender amps made after 1953 had a date code stamped on the tube chart located ...... But see if you can find Mullard or Tung Sols or something good ...

http://www.blueguitar.org/new/text/aga_posts/Mic_Kaczmarczik_Fender_info.pdf

Note that there were a few issues of the newsletter in which the date footer on the inside pages showed an ...... Plant Identification Codes - RCA Tubes of the '20s, by ...... Tung-Sol. Tube Manufacturing at Tung-Sol in the 1950s, by S. ...

http://www.maarc.org/Articles/Index2008.pdf

that there were a few issues of the newsletter in which the date footer on the inside pages showed an incorrect ...... Tube Manufacturing at Tung-Sol in the 1950s, Aug94:9 ...... Plant Identification Codes - RCA Tubes of the '20s, by ...

http://www.maarc.org/index_2001/indx2005.pdf

by GA LOEW - 1985 - Related articles

http://accelconf.web.cern.ch/Accelconf/p85/PDF/PAC1985_2748.PDF

WU TUNG CO., LTD. 4F-2, 77, SEC.4,. NANKING E. RD. 110. 1X40'HQ LCL PART CNTR STC ...... TUBES (MALAYSIA). SDN BHD LOT 1,. 257. 1X20' FCL CNTR STC .... GAMALATE B6 80 ML SOL REG. NO.010765 . Barcelona. 0.573. -2 PALLETS. 001X40FT .... CODE 8714.19.1000. Jakarta, Java. 0.611. 2 PACKAGES 001X40FT. DAWOOD YAMAHA ...

http://www.adnankhawaja.com/custom/pdf/kpt1694.pdf

codes to predict klystron performance, investigation of tube instability, breakdown, and RF windows. ... date). Close to. 10% of the materials received did not meet .... original Tung Sol/ITT CH-1191 thyratron was first assumed ...

http://ieeexplore.ieee.org/iel5/23/4334150/04334168.pdf?arnumber=4334168

the date of appointment must not have reached the birth date indi- cated below for the grade for which ..... the Morse Code is not involved. This wouild, for example, .... tubes at. 32701 pounds.... Pro- duction of radio receiving sets in Switzerland ..... president, Tung-Sol Lamp Works. Inc.,. Newark, N.J.; ...

http://ieeexplore.ieee.org/iel5/10933/35841/01701384.pdf?arnumber=1701384

while a late entry, the new “Tung-Sol” tubes by Sovtek were a stellar surprise. .... and second halves of 1960 is the model number codes 5G* and 6G* vs. ... date the four 6L6GC power tubes and six pre-amp tubes. Was ...

http://www.tonequest.com/pdf_pubs/samples/TQRApr05_Proof.pdf

Twin today with new tubes, we'd use reissue Tung Sol 5881s and 12AX7s. We went all out, biasing the Twin for a ..... arguably our favorite P90 guitar to date, which is saying a ...... count code when placing your order. Mojo special- ...

http://www.tonequest.com/pdf_pubs/TQRDec08_proof.pdf

The technology has been incorporated into 13 commercialized products to date, providing a key differ- ..... than either incandescent or tung- sten halogen light sources and .... around how to attractively wrap metal around a bulb or tube. We did .... the Lamina SoL GU10 MR16 LED integrates a high power light ...

http://www.ledjournal.com/images/PDFs/Online Issues/LED_JA08_lowres.pdf

boiler tubes in smelting off- gas environments. Al-Hussein, Mohamed. University of Alberta ...... un sol déformable: théorie et applications. Duhamel, Jean. University of Waterloo ...... Ng, Wai Tung. University of Toronto. Electrical and Computer ...... Codes correcteurs d'erreurs quantiques et méthodes de ...

http://www.nserc-crsng.gc.ca/Disclosure-Divulgation/2009/grants_report_avril_juin_en.pdf

by P UnderIn operations to date on the accelerator we lost 25 tubes, of which 1'7 were ... been about 1800 hours on I.T.T. tubes and 1400 hours on Tung-Sol tubes. ...... code, which was presented to the Hazardous Experimental Equipment Committee ...

http://www.slac.stanford.edu/cgi-wrap/getdoc/slac-r-071.pdf

These data are a re-drawing of an original plate from a Tung-Sol Tube-Data Manual. † Emphasis added. BULB TEMPERATURE. VS. DISSIPATION ...

http://digilander.libero.it/el840/documentazione/PEARL_Tube_Coolers.pdf

hunched over the oscilloscope, we cracked the code and had a stable, workable layout, but it took some smart-guy thinking ..... replaced them with current production Tung-Sol 5881s, but ..... rectifier tube. If your amp is tube rectified, it can be interest- ...... date stock lists on the web and in print, Dave's ...

http://www.victoriaamp.com/images/tq_ek.pdf

DATE: PARTS AND SERVICE. TRIUMPH 1200 CHASSIS FRAME. JUNE 28, 1963 ... Remove 65 emulsion tubes and fit 69 emulsion tubes, Part No, 512086/69. ..... one bearing of a similar code marking. When refitting, the shoulder of the needle must line up with ..... Flasher Unit (Tung-Sol or Lucas). Batteries. Lucas Girlinq ...

http://www.tjwakeman.net/TR/PDFs/1963bul.pdf

We noticed that you are using reissue Tung Sol ... It is a brutal circuit on a 6V6 tube, and the Tung Sols will .... lar has finally cracked some secret code 40 years after the ..... date stock lists on the web and in print, Dave's ...

http://www.mambosons.com/images/TQRMar08_03_Proof.pdf

best albums "Sol Niger". Catching atmospheres will bring you in Stefano's magic world, ...... the release date of the compilation was delayed until results were fully satisfing. ...... using a vintage AKG C24 stereo tube condenser microphone placed ...... Alexander Bakunin, Bertolt Brecht, Mao-Tse-Tung and others, ...

http://www.dronerecords.de/download/2006-SEPT.pdf

extract wil be released on 10" vinyl by German art label lich-tung in spring 06. ...... date. Rock has never seen a band quite like Sonic Youth. Dirty is a ...... alive were eventually issued in 1999 on Soleilmoon (SOL 89 CD), and ...... tubes, shafts and railways below the alps. On the second CD we find 13 ...

http://www.dronerecords.de/download/2007-MAY 10.pdf

from SOL and divertor physics considerations as well ... To date these codes can be used as design tools for divertor layouts and/or to assess .... ITER EDA [50–53], one can conclude that both tung- .... wall structure of the vessel and the water connection tubes mounted on the module. The latter are connected ...

http://www.iop.org/EJ/article/0029-5515/40/6/316/nfv40i6p1197.pdf

previous experiments with various preamp and power tubes in the DR505 had revealed a preference for Mullards (no .... shipped with current production Tung-Sol 6V6s, EH 5U4 recti- fier and assorted 12AX7s. ...... date stock lists on the web and in print, Dave's ..... count code when placing your order. Mojo special- ...

http://www.webbwilder.com/content/pr/ToneQuestReport_Sept07.pdf