Vol. 18, No. 2

Volume 18 - No. 2

On the Cover

In this issue
  • Wierd Tube of the Month: RCA’s Doomed Type 1. RCA introduces a small rectifier for use in auto-radio market.
  • The 1500-Series Tubes. Soviet era special purpose tubes.
  • John Hays Hammond Jr. Torpedo Relay Tube. Early tube used to control a torpedo boat remotely.
  • Sonar Contact! – With Tubes. Seldom discussed use of tubes for use in SONAR equipment.
  • Hytron “Bantam Junor”. Types and specifications for Hytron’s Bantam Junior line of small tubes.
  • Tracking Down Grid Emission. Radio Tube Hints, Vol 1, Sylvania Electric Products Inc., 1943.
  • Amperex. Amperex Electronic Products Corporation starts production in 1932.

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