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Vacuum tubes by use
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Tubes in original boxes
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GU-33B / GU33B tube (original box)
GU-33B / GU33B tube (original box)
Manufacturer
Svetlana
$
20.00
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10
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The GU-33B tetrode is designed to operate for wide-band power application at frequencies up to 500 MHz in RF equipment.
General
Cathode: indirectly heated, oxide-coated;
Envelope: glass-to-metal;
Cooling: forced air;
Height: at most 85 mm;
Diameter: at most 50 mm;
Mass: at most 220 g.
NOS & NIB
Technical Specifications
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