8233

The 8233  (European: E55L) (P/N 154-0361-00) is a special quality 10 watt pentode vacuum tube with a 9-pin Magnoval (B9D) base designed as a wide-band output tube.

The 8608 is a variant with anode caps and lower output capacitance.

Pictures

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  Phillips 8233 Vacuum Tubes

• 

  Amperex & Mullard 8233 Vacuum Tubes

Links

• Philips 8233 / E55L Datasheet
• 8233 @ radiomuseum.org

Some instruments using part 8233

Instrument	Manufacturer	Class	Model	Description	Introduced
3A1	Tektronix	Plug-in	3A1	10 MHz dual-trace amplifier plug-in	1962
3A1S	Tektronix	Plug-in	3A1S	25 MHz vertical sampling amplifier plug-in	1961
3A5	Tektronix	Plug-in	3A5	Automatic/programmable amplifier plug-in	1965
3A6	Tektronix	Plug-in	3A6	10 MHz dual-trace plug-in	1966
9A1	Tektronix	Plug-in	Type 9A1	24 MHz dual trace amplifier plug-in	1964
9A2	Tektronix	Plug-in	Type 9A2	23 MHz amplifier plug-in	1964