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(!!!!!) (#1 5687WB Sylvania Quad) 5687WB Sylvania black plates NOS 1980 (matched quad)

$ 108.88

1 low noise matched quad) JAN-5687WB Sylvania black plates NOS 1980

1 tube) 32/34ma Gm=11,200/11,300

1 tube) 32/35ma Gm=11,450/11,700

1 tube) 33.5/36ma Gm=11,400/11,500

1 tube) 33.5/36ma Gm=11,200/11,800

 

Good NOS Ma range 30-35ma

Good NOS Gm = 11,000

 

 

Recommended for

Manley

Modwright

Audio Note

Ray Samuels

Ayon

Kondo

Mastersound

Audio Thrills

Loth

 

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