TRIODE, DUAL
This is an excellent current production 6SL7 made in Russia. Just released, it features all new design including extra support rods and pinched waste glass for lower microphonics.
Low noise, great sound, good section matching and consistency.
6SL7 / VT229 / 5691 NOS OFFERINGS
The following is NOS and vintage tubes in this category.
Due to the scarcity of some items, inventory will change constantly, so please check back often.
Be sure to check out our NOS terms.
The photos of NOS tubes are representative samples and actual NOS tube shipped may vary. "Various" means we have multiple brands in stock.
TRIODE, DUAL
This is the 5691 from Philips ECG. This has black base, but has black plates and triple mica with supporting rod design for extremely low microphonics.
