Lightly used, test as new, old stock tubes. Labels may vary or be completely worn off. Grade 2 versions have higher than average microphonics and are not recommended for first gain, or phono, stages. They're fine for Phase Inverter, Tremolo, and line stages, however.

Original boxed destroyed by mold and dry rot. Sold in white boxes. Very rare "Silver Plate" version.

Nice quality Mullard replica. Original boxes. Labeled and boxed as RCA.

NOS in original box. 1960's vintage. I61 B9J codes. Photo shown is NOT of the tube for sale which has a worn logo.

NOS in original box. Only one in stock!

Lightly used, test as new.

NOS in original boxes.

NOS 1962 vintage Brimar CV492. Same as 12AX7, ECC83 and CV4004. British ilitary tube received in bulk packaging as shown. Sold in white boxes.

Fantastic guitar tone. Extra special in Marshalls and Voxes and reproductions.

Mike:

These are amazing! Ordered more already! SUPER present mids, while still sounding very open and clear. Zero harshness!

Jacob

NOS in original boxes. Long, gray plates.

NOS, made in America, in original boxes. Long gray plates.