> ECC82 /CV4034AD /12AU7/M8136. Filters. Showing the single product ... BRIMAR, ECC82 /CV4034AD /12AU7/M8136, Pre Amps Tubes, Tube By Brand. USD 30.00. USD 30.00. Add ... Best 12AU7 is Brimar 13D5 long plate. If he could find four of them it would be a miracle. I've searched for the past several weeks and can't even find one of those available! Otlset, Jan 21, 2019 39 results for brimar 12au7 Save this search. Shipping to 98052: Items in search results. Brimar 12au7/ECC82 short plates O-getter tube - England - Very Strong. C $ ... audio valves: ecc82 12au7 cv491 cv4003 b329 m8136 7193 twin triode The ECC82 was designed as a general purpose medium mu twin triode. A special quality version was also produced, for the military bearing the notation CV4003. As other posters have stated, the 13D5 is a 12AU7/ECC82, just a different designation due to certain criteria (unkown to me) met by the Brimar factory. It and 12AU7s can be used as either a 12.6V or 6.3V heater depending on how the tube sockets are wired. 12AU7 was a general-purpose type, with lower gain, but more robust; this guy was used in all types of audio, video, instrumentation, and industrial equipment from diaper pins to rocket ships. Since virtually all of these non-audio uses have long faded into the trash heap of history, the way recent production versions of these tubes are made may have changed more toward audio applications. 12AX7 tube is a high gain dual triode tube found in many tube amps. Because of the high gain, the 12AX7 tube is often used in the V1 position of guitar amps, which has a lot of effect on sonics. It is the tube that defines the sound of your amp in a big way. Classifieds: FOR SALE - Brimar CV4003/12AU7 & Cifte 12AU7 - Top Grade - Both Unopened/Unused asking for $375.00 12au7 B&K. By Hitachi. 12au7 Brimar. 12au7 Channel Master. By NEC. 12au7 Cifte 12AU7 ... 1 low noise pair) CV4003=12AU7WA Brimar NOS 1975 same date codes 1-2% matched 1 tube) 10.0/10.0ma Gm=2200/2200 1 tube) 10.6/10.6ma Gm=2300/2300 very smooth and sweet 12AU7, low noise Shop Nos Pair2 One In Ecc82/12au7 Tubes Long England Made Audio Brimar Pcs Plate in stock. Find One Pair2 Pcs Nos For Sale. Rft 12au7 / $75.00. Brimar is a leading purveyor of classic and contemporary decorative trimmings and custom drapery hardware. Wholesale to the interior design trade. 12AU7 was a general-purpose type, with lower gain, but more robust; this guy was used in all types of audio, video, instrumentation, and industrial equipment from diaper pins to rocket ships. Since virtually all of these non-audio uses have long faded into the trash heap of history, the way recent production versions of these tubes are made may have changed more toward audio applications. The 12AU7 is a medium-mu twin triode miniature glass tube. In most circuits it is used as a class A amplifier per triode section. This tube has been, and still is, widely used in the preamplifier stages of high fidelity audio equipment, musical instrument amps, public address equipment, and broadcast equipment. contact us 4 Pinehurst Lane Minesing, Ontario L0L 1Y2 705-737-6773 (tel) 705-737-6774 (fax) email us here The Brimar CV4004 is an excellent UK made 12AX7 with a quasi boxed anode. Long plate construction, superb for phono stages, hifi, and guitar amps! We have a limited supply of low noise selected tubes, as well as Brimar CV4004 with balanced sections. $119.99 per tube! $ 12AU7 / ECC82 & Equivalents; ... Tests NOS Brimar England 6X5GT/G Black Plate Bottom Get Tube. This product data sheet is originally written in English. audio valves: ecc82 12au7 cv491 cv4003 b329 m8136 7193 twin triode The ECC82 was designed as a general purpose medium mu twin triode. A special quality version was also produced, for the military bearing the notation CV4003. brimar ecc807; kt88 g.e.c. mullard; zaerix ecc803; gas thoebe ... ps audio direct stream memory; ps audio direct stream dac; goldmund reference; ecc82-12au7-cv4003 ... classic Brimar CV4003 ECC82 12AU7WA MIL GRADE LONG LIFE VERSION made in England in the 60’s. NEW IN ORIGINAL GVT MIL BOX 1Match Pair CV4003 KB AD Tested on Amplitrex AT1000 Advance Digital Tube Tester Sr. No.802405 T1=Ia=10.4ma Gm=2200 T2=Ia=10.4ma Gm=2200 Sr. No.802572 T1=Ia=11.2ma Gm=2200 T2=Ia=11.0ma Gm=2200 NOS Gm Specification 2200 2200 12au7 B&K. By Hitachi. 12au7 Brimar. 12au7 Channel Master. By NEC. 12au7 Cifte 12AU7 ... CV4003 KB AD Brimar England RARE MIL GRADE 12AU7WA ECC82 6189 ECC802S #1267676/1267555 M8136 ECC802S E82CC ECC82 12AU7 6189 CV4003 5814A , Pre Amps Tubes Plate Construction: 17mm Long narrow Grey Ribbed Plate telefunken made one of the best 12au7, 12ax7, 12at7, you will not be disappointed. Telefunken ribbed plate have better detail, wider soundstage and more bass while the smooth plate have better high frenquency very rare brimar 14mm black half box plate square getter made in early 50's strong pair--$350 test results--46/47, 46/47 Is there any clear winner? I am using a 12AU7 at the mo and have tried: RCA 12AU7 cleartop RCA 5693 Brimar 12AU7 Mullard CV4003 Sylvania 6??? (12AU7) Philips Miniwatt ECC82 Siemens E82CC To my ears, the Mullard and RCA 5693 sound the best; however I have heard people say that the 12BH7 will blow any 12AU7 out of the water. Brimar thermionic products is the result of the frustration of not being able to purchase high quality valves at a reasonable price. Formed from ‘The Great British Valve Project’ we have used the expertise of many engineers who have provided us with their preferred list of thermionic tubes. RARE Matched Pair Brimar NOS/NIB 6060/12AT7/ECC81 Black Plates tubes Yellow-T. $79.99 + $8.65 shipping Item Condition: Good Shipping Options: Pickup available but audition is not available.,Shipping is available at agreed cost. Suburb or Town: Birkdale State: Queensland Payment Method: PayPal, Cash on Pickup Reason for selling: Surplus Further information: 3 x Brimar 12au7 tubes. RARE Matched Pair Brimar NOS/NIB 6060/12AT7/ECC81 Black Plates tubes Yellow-T. $79.99 + $8.65 shipping Brimar thermionic products 12AX7 long plate dual triode has been selected for its high gain, and is most suitable for musical instrument pre-amp applications, with its long plate spiral filament rugged design has a smooth bite that musicians crave for. Our Bri-Mar LP Series dump trailers are designed for regular commercial work. The LP Series offers a 5x8, 6x10, 6x12 and 7x12 with available capacities starting at 5,000# GVWR through 12,000# GVWR. Brimar long black plate square getter 12AU7 Brimar half box plate square getter CV4003 Hivac shinny black long smooth side square getter CV491 Gold Monarch B749 Mullard 10M gold pins 12AU7 Cossor wrinkle glass long welded plate square getter double support 12AU7 (likely to be Mullard/Ediswan made) This Brimar CV4004 is really smooth(er), and what I noticed as a bonus here - my Budda Wah likes it a lot. This is the best tube I tried so far! Better than (same grade) Mullard to my ears, simply because it is brighter and yet, just as smooth.