5998A SE and PSE. This is a don't-try-this-at-home amplifier; the tubes are hard to get and very expensive. 5998A is a close relative to 6AS7G/6080. Many of its parameters are similar but gain is higer. Below, a list of similar tubes, picked up at Head-Fi.org. 6080 - low gain @ 2- great vocals, wide soundstaging

Tube 5998 or Röhre 5998 ID5957, Double Triode, Octal (Int.Octal, IO) K8A, USA 1935 and Power-supply shown. Radio tubes are valves.

5998A Tung-Sol TT 5998A.pdf (65302 bytes) 5A/102A STC P 5A102A.pdf (106060 bytes) 5A/102A STC P 5A-102A.pdf (156324 bytes) 5A/102D STC P 5A-102A.pdf (156324 bytes) 5A/128B STC p 5A-128B.pdf (136234 bytes) 5A/136A STC p 5A-136A.pdf (198239 bytes) 5A/136D STC ...

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Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application.

2017年3月15日 · GE 5998A has a higher plate dissipation at 15W in the T-12 envelope. So dissipation may depend on who the manufacturer was.

2017年9月26日 · 5998aと7236のバルブ温度に関する規定は私も気が付きませんでした。 この2つの真空管はいずれ小出力のアンプを製作するつもりで私も購入しておいたのですが

(*)These specifications are provided 'as-is', with no warranty of any kind. Use of these parameters shall be entirely at the user's own risk.

The 5998 is a computer / military grade 6AS7G. These have gotten quite difficult to find these days. Tung-Sol brand. Price is for a Single Tube.

Text: 5 998-A TWIN TRIODE 5 998-A Page 1 3-63 DESCRIPTION AND RATING The 5 998-A is a low-mu, twin triode designed for service as a series regulator in d-c power supplies. Except for the use of T-12 envelope and a different base, the 5 998-A is identical to the 5998.