Audio Tubes

5814A
TOSHIBA
nosaudiotubes.com

Available for sale is a laboratory-matched pair of Brimar CV4068 / 13D3 dual triodes, Made in England. These are high-reliability “Special Quality” versions of the 12AU7 family, featuring the desirable Long Black Plate structure and a Big Ring Getter. These New Old Stock (NOS) units have been precision tested on the Amplitrex AT1000 for balanced performance.

https://www.nosaudiotubes.com/product/brimar-4068-6158-cv2212-13d3-6072-black-plate-one-nos-pair-super-rare-platinum-tested-on-amplitrex-at1000-tester-machine/

Available for sale is a laboratory-matched pair of Brimar CV4068 / 13D3 dual triodes, Made in England. These are high-reliability “Special Quality” versions of the 12AU7 family, featuring the desirable Long Black Plate structure and a Big Ring Getter. These New Old Stock (NOS) units have been precision tested on the Amplitrex AT1000 for balanced performance.

https://www.nosaudiotubes.com/product/brimar-4068-6158-cv2212-13d3-6072-black-plate-one-nos-pair-super-rare-platinum-tested-on-amplitrex-at1000-tester-machine/

Vintage Rogers V.R.56 6.3V Military Vacuum Tube – Canada Made – NOS in Original Govt Box

Description:

Up for sale is a vintage Rogers V.R.56 military vacuum tube, made in Canada for government use. Built to rugged military specifications for long life and stable performance. A great collectible and perfect for vintage audio or radio equipment. Supplied in its original government box.

Jan 810 RCA TUBES
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GE 5654:
Compact, low-noise pentode known for clarity, balance, and reliability.
nosaudiotubes.com

5654 General electric made in USA
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Mullard El84 vacuum tubes https://www.nosaudiotubes.com/product/mullard-el84-made-in-gt-britian-amplitrex-at1000-tested-1mq-4pcs/