1950s Western Electric USN CW 300B Matched Pair

  • 1650.00 £
  • Published date: May 10, 2024
    • Buckhurst Hill, Essex, United Kingdom

1950s Western Electric USN CW 300B Matched Pair


⭕ Here is TWO Western Electric USN CW 300B.

One bid is TWO (2) tubes.

These are Matched-pair; the plate current is same value.

And mutual conductance are almost equal.

Plate Voltage: 400 V,

Bias Voltage: -60 V,

Plate current is 55 mA, 55 mA

Gm test equipment: KS-15560-L1 (= Hickok 539, Special made for Western Electric)

Measurement value : 3600, 3550 [uhmos]

Rejection value : 2900 [uhmos]

Phone number ✆ 01245 691704
Buckhurst Hill, Essex




Related listings