7233

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The 7233  (P/N 154-307,154-0307-00) is a low-mu triode vacuum tube with a B9A (Noval) miniature 9-pin base, intended for use as series regulator in power supplies. Electrically, it is similar to one half of a 6080.

Some instruments using part 7233

Instrument Manufacturer Class Model Description Introduced
132 Tektronix Power supply 132 Module power supply 1961
506 Tektronix Oscilloscope 506 20 MHz scope 1964
561 Tektronix Oscilloscope 561 10(4) MHz "General Purpose Scope" 1961
561A Tektronix Oscilloscope 561A 10(4) MHz "General Purpose Scope" 1962
564 Tektronix Oscilloscope 564 Split-Screen Storage Scope 1962
565 Tektronix Oscilloscope 565 10 MHz dual-beam scope 1962

Specifications

  • 140 mA max, 7.5 W plate dissipation, -300V to +300V between heater and cathode
  • Heater 6.3 V, 1 A

Links