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.
Out of stock
6SL7GT TungSol Russian Issue Matched Pair
TungSol
TRIODE, DUAL
Price is for a matched pair of 6SL7GT Tung Sol
Out of stock
6SL7 SOV
Sovtek
$11.00
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.
5691 NOS Brown Base
Various
Brown base 5691. Tung-Sol made, re-branded by Richardson Electric as National brand. 5691 is a high quality long-life version of 6SL7.
Out of stock
5691 JAN NOS Philips
Philipps ECG
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.
Out of stock
6SU7GT/6188 JAN NOS
Philipps ECG
$25.00
6188/6SU7 is a ruggedized 6SL7 with closely matched triode for critical industrial and military applications.
6SL7GT NOS
Various
TRIODE, DUAL
Replaces any 6SL7 type tube.
Out of stock
6SL7GT RCA NOS
RCA
TRIODE, DUAL, HI MU
RCA brand black plate 6SL7GT. Limited quantity
Out of stock
6SL7WGT JAN NOS
Philipps ECG
$29.00
Military version of 6SL7 from 1980's. Some of the last 6SL7's made in US.
6SL7GTJAN/VT-229 NOS
RCA
VT-229 is an excellent military version of 6SL7GT made by RCA from 1940's. Limited quantity.
