So what is the difference between the 5881 tube and the 6L6GB tube? Answer: military ruggedisation. So the 5881 is built to withstand high g-forces as it was used in Russian fighter …

The main difference between the 5881 and 6L6 vacuum tubes is the power output and rating. The 5881 tubes are rated for 23 watts maximum, while most 6L6 variations can handle 25. Then …

The 6L6 vacuum tube was first released by RCA in 1936. Nearly 80 years later it remains the most used power output tube. It dominates the electric guitar tube amp world. The 6L6 tube …

Most tube amplifiers use 5881 tubes as they are reliable, durable, and can easily tolerate high voltage. 5881 has a warm tone and excellent bite. Sovtek 5881 offers a round warm tone that …

It is a reasonably powerful audio beam tetrode and was used, primarily, for audio amplifiers. The valve is electrically equivalent to the 6L6 but is of a squat tubular construction. The cross box …

5881 is a beam power pentode with a maximum plate dissipation of 23W in the classical short bulb. It is very similar to the 6L6 sound but with less power. It can be used in any 6L6 amplifier.

The Sovtek 5881 delivers a warm, round tone that "sweetens" any vintage or modern guitar amp design. Chances are if an amp uses 6L6-style output tubes, it has Sovtek 5881's in its sockets. …

5881. The JJ 5881 prototypes came to us in September of 2014 for testing. We were very excited to see the traditional stubby bottle and completely new internal constructio

Buy Tung-Sol 5881 vacuum power tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier.

Tube 5881 or Röhre 5881 ID5916, Beam Power Tube, Octal (Int.Octal, IO) K8A, USA 1935 and Power/Output shown. Radio tubes are valves.