6SN7 is a dual triode vacuum tube with an eight-pin octal base. It provides a medium gain (20 dB). The 6SN7 is basically two 6J5 triodes in one envelope. The 6SN7 was originally released in 1939.

6SN7GTB TUNG-SOL. Super linearity, low noise, and full performance ratings make this one of the best 6SN7 tubes ever made. The sound signature is on par with 5692 types. Excellent driver tube in high-end audio applications. Large Image: 6SN7GTB Tung-Sol specifications (PDF)

But the 6SN7GT is arguably the best general-purpose audio triode. Its large octal format is more rugged and less prone to intermittent pin connections than miniature type. Its mu of 20 is a nice compromise between the old low-mu types and low-current high mu types. The plate resistance is low enough to drive choke or transformer loads.

1. Tung-Sol 6SN7GTB Vacuum Tube (Editor’s Choice) The Russian-made Tung-Sol 6SN7GTB twin-triode vacuum preamp tube is the best 6SN7 tube, in our opinion. It is highly sought after by jazz-, blues, and rock guitarists owing to its low distortion and superb linearity.

Order Tung-Sol 6SN7GTB preamp vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier.

Tube 6SN7GTB or Röhre 6SN7GTB ID5086, Double Triode, Octal (Int.Octal, IO) K8A, USA 1935 and Universal shown. Radio tubes are valves.

2006年12月5日 · The 6SN7GT is an octal base medium-mu (20) [i.e. medium amplification] double-triode tube. It runs on a heater current of 0.6A (@ 6.3V). The 6SN7GT type is essentially two 6J5-type single-triodes within a single envelope. The 6SN7GT is the direct descendant of the straight sided 6F8GT.

Featuring two triodes in a glass envelope with an octal base, the 6SN7 is one of the most popular dual triodes ever made. Some might argue that it is the best general purpose dual triode ever made. It is still in current production, both in China and in Europe.

Tung-Sol 6SN7GTB . Re-issue, made by New Sensor in Russia. New Sensor purchased the the Tung-Sol name and trademark, and have begun making new production tubes, using the Tung-Sol brand. These tubes sound great, they stay quiet and have been solid and reliable. Great detail and depth. Platinum grade - The best of the best. Lowest noise and ...