ECC81 PDF

.

Author:Vinos Faerg
Country:Eritrea
Language:English (Spanish)
Genre:Music
Published (Last):15 May 2013
Pages:156
PDF File Size:11.96 Mb
ePub File Size:10.29 Mb
ISBN:160-6-39515-762-2
Downloads:40621
Price:Free* [*Free Regsitration Required]
Uploader:Dobei



Please call us for the latest inventory, and we can often outsource these tubes for you. New Old Stock original box and White Box. High demand tube, getting hard to find. These rival the West Europe types, making them a real bargain now, while they last! These are the original and preferred tube for the phase inverter in most Fender amps.

Super low noise and accuracy makes it a top pick for microphones and recording equipment. The tube of choice for classical, jazz, male vocals, and choral music. Perfect labels, very nice tubes. These are the low noise audio screened, 10,hr. These pairs all have Telefunken labels, are matched to 1 percent tolerance, and have been tested for microphonics and noise. Indulge your hi-fi, these tubes are getting scarcer every day! Great packing on these tubes by the way.

All the best, M. Never plentiful, this tube is worth seeking out. Good labels, very nice tubes. Priced per single tube. BIG stock just in! Nice labels, very nice tubes. These are the very scarce Telefunken German made diamond marked longplate version of the 12AT7. These are smooth and sweet, with the typical Telefunken detail and airy top end! VERY rare in the USA, this batch, dating from the s, came from a radio shop in France, and we may be the only dealer that has the real s diamond marked version.

The rarest version of this Telefunken industrial tube, with gold pins. Good labels, quality on par with the ECCS. Very scarce, never before in stock, once these few are gone A rugged medium-mu version of the 12AT7, with a slightly lower gain and mellow sound.

New Old Stock whitebox. These have the distinctive red painted tips, and were selected for low noise and critical use in hospital equipment. These are carefully matched in pairs to within 2 percent transconductance, and make incredible audio tubes. All have the diamond mark on the bottom. These are the best Telefunken out there! New Old Stock whitebox and original box.

We have the largest stock anywhere of these rare tubes, and with a larger stock comes closer matched pairs with many tubes to choose from. These are carefully matched in pairs to within percent transconductance.

Nearly all Telefunken label, a few made for Mazda, all with the diamond mark on the bottom. These are superb tubes that are just becoming scarce so grab these great pairs now! But the TF tube lifted a haze off my system. Just amazed me how damn good those tubes are.

The lows and highs and everything in between are there. The SFL 1 sounds fantastic again. Great preamp with and only 1 tube to deal with too.

I just acquired this nice batch from a collector in The Netherlands. Some made for Mazda. Plenty of punch in the upper mids and tight bass make this tube sound at home in guitar amps and the finest hi-fi systems alike. The military version of the 12AT7, these are well made and very quiet.

Wonderful airy top end, midrange warmth, and dynamic punchy sound. Thank you so much for steering me to the Mazda! I thought! The first tube, and I have rolled MANY, that brings a solid not hyped, true-to-life realism to my voice in recordings.

Prices will never be this low again on these. You were Right on target. Silky highs, a liquid midrange, and awesome deep bass give this tube its deserved reputation for warmth and full sonics.

New Old Stock in original boxes. The A is a very low noise 12AT7, with matched triode elements. This has heavy, flat black plates and rigid top and bottom mica spacers. Excellent labels, carefully hand matched into pairs. One pair is made for Westinghouse and has both the Genalex and Westinghouse labels, all in original boxes. The ultimate vintage audiophile tube! Largest stock of these rare NOS tubes anywhere!

These are similar to the A tubes listed above. These are NOT the later s white T-logo tubes that some dealers are selling for less. These are the early yellow decal T-logo that are much better in quality! Rich British tube tone, made at the Brimar Footscray, U. Very rare, audiophile quality with closely matched triodes and a 10, hour rated heater.

Better stock up, these are an endangered species! Standard pin, please inquire about gold pin, as they are very scarce and difficult to keep in stock.

Early s ribbed long plates, fine old British tubes. The small print white label appeared only on very early Brimar tubes. A very rare and smooth sounding version of the 12AT7 and can be used as a 12AV7. These are well made tubes that outperform any current made garbage, and are a step up from the standard vintage civilian 12AT7 tubes. All UK factory date coded!

These pairs are matched to within percent Gm. All in original British military boxes, all UK factory date coded! One Brimar single available also.

A rare Mullard 12AT7 made for the British military in the s. These have the very scarce Whyteleafe "A" factory mark which made select tubes only for the military. Used in British military radar installations.

These are long-lived and sweet in hi-fi applications. Carefully hand matched into pairs. A rare early Brimar 12AT7 made for the British military in the s. These have the rare square top getter. Very quiet and sweet sounding tubes. The square getter and white label appeared only on very early Mullard tubes. A few were made for Philips. A great alternative tube to the standard 12AT7 tubes, industrial quality.

The shield logo or small print yellow label appeared only on very early Mullard tubes. This batch has the same date codes and was job-boxed for military radar use, but never used. The shield logo or small print white label appeared only on very early Mullard tubes. Same Mullard quality you expect, lower price. Some made for Pinnacle and Haltron. Ladder type long plates, fine old British tubes.

The white label appeared only on very early Brimar tubes. They have a bit of both, and pull it off with a sophisticated top end air and image. No wimps, these tubes, for they can rock with the best of them in a guitar amp, too. A very nice Amperex Holland made tube, which is nearly identical with the 12AT7 and type, which has just a bit lower gain than the 12AT7.

These are the very rare pinched glass waist, D-getter versions that sound superb! All date coded in the s to , labeled for IBM, but have the Heerlen, Holland triangle factory code on the glass. Sweet sounding and smooth, you may never go back to a 12AT7 once you hear these. Better stock up now. A very nice Amperex made tube, which is nearly identical with the 12AT7 and type, which has just a bit lower gain than the 12AT7.

CONJETURA DE HIRSCH PDF

ECC88 Preamplifier / buffer

.

HP C4200 SCAN TO PDF

lampes 12AT7 = ECC81 N.O.S. testées - new old stock tubes

.

ASNT ILI PQ PDF

12AT7 - ECC81

.

JDM ZA-1120A PDF

ECC88 Preamplifier / buffer

.

Related Articles