(!!!!) (Recommended used pair) 5881 Tungsol used/good 1960's (63.2ma and 66ma)
$ 139.99
1 pair) 5881 Tungsol used/good 1960's same build in white boxes
1 tube) 63.2ma Gm=5100 branded RCA 1965
1 tube) 66.0ma Gm=5200 branded Raytheon 1960's - taller bottle
Good used mA range 55-65ma
Good used Gm range 5000-5500
recommended for:
- Pro Dawg (copy of 5E5A Circuit)
- Naylor SD60
- Fender Bassman RI 1956, 1959
- Fender Pro-Amp 1962
- Victoria Regal 2007
- Melody SP3 amp
- Heath W4AM mono amps
- Audio Note SORO linestage
- Mesa Boogie Mark 4
- Supratek
- CARR Rambler
- Line6 Spider Valve 112 (2007) Reinhold Bogner Amplification UK
- Clark Tyger 2011
- Clark Piedmont 2003
See more: vacuum tube
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 (Recommended used pair) 5881 Tungsol used/good 1960's (63.2ma and 66ma) "Pin It")