157-0039-00

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The 157-0039-00 denotes a matched pair of 6AW8(A) (154-0095-00) tubes. The matching involves only the pentode secion of the tubes.

Matching Conditions

  • Heater: Nominal
  • Plate voltage: 120 V
  • Screen voltage: 107 V
  • Cathode current: 12.5 mA

Selection Requirements

A: Cathode bias of two tubes of a pair shall be within 50 mV.

B: Cathode bias must fall within 1.35 − 2.9 V

Selected part use

  • 541 (V1025 & V1040 / serial nr. 101-6474)
  • 545 (V1025 & V1040 / serial nr. 101-9291)


Pictures