6688 GE 5 Star used/good (7.2ma) Title: 6688

Category: SKU: TOY393794

$1.80 $5.99

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6688/6688A GE 5 star used/good 1966

7.2ma

Gm=12,600

(10,000 hour 9-pin frame grid broadband Pentode, variant is 7737)

– Supratek Chenin, Cortese preamp
– Yamamoto 06-3 2010

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