Vol. 1, No. 5

April 18, 2023July 19, 2024By 82
Volume 1, Number 5

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Volume 1, Number 5

On the Cover

Ross Smith’s display of two-digit tubes in the Equipment Contest at Rochester. See p.2 for details.

In this issue
  • “Tubes” At Rochester
  • RCA and Cunningham Tubes to 1933
  • Readers Reports
  • Base Stamping’s on RCA Metal Tubes

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