(!!!) (4th Best Pair) CK-5755=420A Raytheon clear top NOS 1965 (1.7/1.8ma and 1.8/1.9ma) CK-5755=420A Raytheon clear top NOS 1965: CK-5755=420A Raytheon clear top NOS 1965

Category: SKU: TOY391095

$11.40 $37.99

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1 pair) CK-5755=420A Raytheon clear top NOS 1965

1 tube) 1.7/1.8ma Gm=1400/1400

1 tube) 1.8/1.9ma Gm=1400/1450

Matched on Amplitrex

Vplate=180V

Vgrid=-.1V

Good Ma = 1.5-2.2ma

Good Gm = 1400-1600

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