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(!!!!) (Best RCA Single) 5687 RCA black plates NOS 1963 (39.2/41ma)

(!!!!) (Best RCA Single) 5687 RCA black plates NOS 1963 (39.2/41ma)

$ 69.99

1 low noise tube) 5687 RCA black plates NOS 1963

1 section) 39.2ma Gm=11,100

1 section) 41.0ma Gm=11,200

 

Good NOS Ma range 30-35ma

 

Recommended for

Manley

Modwright

Audio Note

Ray Samuels

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Kondo

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Audio Thrills

Loth

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