Antique radios, Old Time Radios
2K28
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| Tube type: |
Reflex Klystron |
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| Identical to |
2K28
= TH2228
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| Similar
Tubes |
Normally replaceable-slightly different:
CV1768
; QK26
; RK707B
Other class quality (otherwise equal):
2K28A
Multiple differences or of other kind:
CV1892
; QK85
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Was used by |
Radar |
| Filament |
Vf 6.3 Volts / If 0.66 Ampere / Indirect |
| Description |
External cavity reflex klystron; 125mW output from 1200 to 3750MHz. Similar to 707B with shorter glass body; immproved temperature compensation.
Made by Raytheon, Thomson and WE.
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| Tube prices |
4 Tube prices (visible for members
only)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
-- Original-techn. papers. Klystrons and Microwave Triodes, MIT vol.7
Tube Lore (I)
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2K28
Emilio Ciardiello
More ...
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Just Qvigstad
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2K28: Raytheon Manual
Heinz Höger
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
Collection of a member from D |
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