| AllegroSound Original Reference TubesTm "The finest tube gear in the world cannot transcend the limitations of an inferior tube."  ...fabled... New-Old-Stock AllegroSound 12AU7BTm DIY UPGRADE for all 12AU7 - 12AU7A - E82CC - ECC82 - ECC802 - ECC802S - 6N1P - and others. Precision - Tested / Selected / Matched in Tektronix 570 Curve-Tracer and Hickok 1234 CardMatic.
The easiest, most cost-effective DIY UPGRADE you can make in your recording or replay system! No hype, just WAY better sound, or $-back on tubes! Imitations abound! Trust your recording/reply to the one who's been offering a superior product for over a quarter Century and who cares as much about your sound as you. 100-day AllegroExchange 1-Year pro-rated AllegroWarranty US$150/ea, SALE US$79/ea. From your vintage McIntosh - Marantz - Fisher - Scott - Citation - Dynaco - Eico - Ampex - Altec - Luxman - etc, to your modern analog Unison and digital Kora, you will be AMAZED at the improvement in sound quality! SPECIAL OFFER Test-drive AllegroSound 12AU7BTm in your system. If you don't hear a vast improvement well-worth the cost, your $ back on the tubes! PayPal eCheck to Rick@AllegroSound.com Postal Money Order purchased at your local U.S. Post Office payable to Allegro Sound. ADD $20 p/s/h per order. ADD 8.25% Sales Tax in California. FOREIGN Orders   for instructions.
AllegroSound (Est.1973) Los Angeles, California USA Rick@AllegroSound.com 
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AllegroSound 12AX7BTm 
FOR SALE - TRADE 
HOME / Master-Index 12AU7B is a Trademark c.1978 of AllegroSound, Los Angeles California USA. All rights reserved. * AllegroSound et al assumes no responsibility for the use or misuse of products, services, info, etc. © 2002~2009 AllegroSound, Est.1973, Los Angeles California USA. All rights reserved. |
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AllegroSound World's Finest Audio Systems "love what you listen with" Los Angeles, California USA Rick@AllegroSound.com Est.1973 - tel.323.960.5014 © 2002~2009 AllegroSound |
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