Specialized tube type
Specialized - Klystron vacuum tubes
Specialized - Klystron records in Tube Tinker cover 381 tube designations, including 568 preserved original datasheets. Compare bases, sockets, heater requirements, construction, exact variations, and directional replacement options.
- Tube records
- 381
- Original datasheets
- 568
- Variation families
- 5
- Tubes with alternatives
- 1
About Specialized - Klystron tubes
If the tube is described as a klystron then apply this type.
Electrical range
- Nominal heater voltage
- 3–26 V
- Nominal heater current
- 0.25–110 A
Common specialized - klystron characteristics
These are the most frequently recorded attributes among tubes in this category.
Bases
- Peewee 4 pin4
- B8-212
- OCTAL2
- R1
- Special microwave base1
Sockets
- IO38
- B7G15
- PEEWEE36
- B9A4
- B13B3
- B8G2
- OCTAL61
- OCTAL71
Constructions
- Klystron381
Specialized - Klystron tube list
Page 1 of 8
1K015CA Klystron
Ruggedized ceramic-metal C-band reflex klystron designed for microwave oscillator service, with coaxial or waveguide output according to variant.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K015CG Klystron
Ruggedized ceramic-metal C-band reflex klystron designed for microwave oscillator service, with coaxial or waveguide output according to variant.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K015XA Klystron
Ruggedized ceramic-metal X-band reflex klystron designed for microwave oscillator service, with coaxial or waveguide output according to variant.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K015XG Klystron
Ruggedized ceramic-metal X-band reflex klystron designed for microwave oscillator service, with coaxial or waveguide output according to variant.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K125CA Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K20XDA Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K20XDS Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K20XFB Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K20XK Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K20XNA Klystron
Ceramic-metal X-band reflex klystron specially designed as a parametric-amplifier pump source, factory preset across approximately 8.5 to 11 GHz.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K20XS Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K75CH Klystron
Ruggedized low-noise C-band reflex klystron designed for microwave oscillator service, providing approximately one watt output in its specified band.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K75CK Klystron
Ruggedized low-noise C-band reflex klystron designed for microwave oscillator service, providing approximately one watt output in its specified band.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K75CLA Klystron
Ceramic-metal reflex klystron designed for microwave oscillator service in its specified C- or X-band frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
1K75CS Klystron
Ruggedized load-insensitive C-band reflex-klystron/isolator package designed for radio-altimeter service in the 4.2–4.4 GHz band.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K25 Klystron
Reflex klystron designed for microwave oscillator service, with manufacturer-published tuning range and RF output characteristics.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K26 Klystron
Tunable reflex klystron designed as a microwave receiver local oscillator, with mechanical or thermal tuning across its specified operating band.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
2K29 Klystron
Reflex klystron designed for microwave oscillator service, with manufacturer-published tuning range and RF output characteristics.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K31 Klystron
Reflex klystron designed for microwave oscillator service, with manufacturer-published tuning range and RF output characteristics.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
2K33 Klystron
Mechanically tunable velocity-modulation klystron designed for microwave amplifier and oscillator service over its specified frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 8.3 V
- Sections
- 1
2K34 Klystron
Reflex klystron designed for microwave oscillator service, with manufacturer-published tuning range and RF output characteristics.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
2K35 Klystron
Sperry klystron designed specifically for microwave amplifier service at frequencies extending to approximately 3.33 GHz.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
2K40 Klystron
Mechanically tunable velocity-modulation klystron designed for microwave amplifier and oscillator service over its specified frequency range.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K41 Klystron
Reflex klystron designed for microwave oscillator service, with manufacturer-published tuning range and RF output characteristics.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K42 Klystron
Reflex klystron designed for microwave oscillator service, with manufacturer-published tuning range and RF output characteristics.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K45 Klystron
Tunable reflex klystron designed as a microwave receiver local oscillator, with mechanical or thermal tuning across its specified operating band.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
2K50 Klystron
Thermally tuned K-band reflex klystron oscillator covering approximately 23.5–24.5 GHz, tuned by an integral triode-controlled thermal mechanism.
- Base
- B8-21
- Socket
- IO
- Heater
- Not recorded
- Sections
- 1
2K51 Klystron
Secondary-emission mechanically tuned klystron in a high-power microwave amplifier/oscillator family, with a distinct tuning range for this designation.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K52 Klystron
Secondary-emission mechanically tuned klystron in a high-power microwave amplifier/oscillator family, with a distinct tuning range for this designation.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K53 Klystron
Secondary-emission mechanically tuned klystron in a high-power microwave amplifier/oscillator family, with a distinct tuning range for this designation.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
2K56 Klystron
Single-resonator reflex klystron oscillator covering approximately 3.84–4.46 GHz, with an integral cavity and mechanical tuning for continuous-wave microwave generation.
- Base
- Not recorded
- Socket
- IO
- Heater
- Not recorded
- Sections
- 1
2K57 Klystron
Sperry reflex klystron intended for microwave oscillator service, using velocity modulation and a reflector electrode to generate tunable microwave-frequency output.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
2V1009 Klystron
Rugged ceramic reflex klystron oscillator for CW, frequency-modulated, and pulse-modulated microwave service, alternate designation of the 7049.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.3 V
- Sections
- 1
3K20000LA Klystron
Eimac power-amplifier klystron for 470–580 MHz UHF television transmitting service, designed for high-power visual broadcast amplification.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 9 V
- Sections
- 1
3K20000LF Klystron
Eimac UHF television power-amplifier klystron covering approximately 580–720 MHz for high-power broadcast transmitter service.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 9 V
- Sections
- 1
3K20000LK Klystron
Eimac UHF television power-amplifier klystron covering approximately 720–890 MHz for high-power visual broadcast service.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 9 V
- Sections
- 1
3K21 Klystron
Sperry 3K21 two-cavity klystron for microwave RF generation, with maximum accelerating voltage 3000 V and specified RF output 20–40 W.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- Not recorded
- Sections
- 1
3K22 Klystron
Sperry 3K22 two-cavity klystron for microwave RF generation, with maximum accelerating voltage 3000 V and specified RF output 20–40 W.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- Not recorded
- Sections
- 1
3K23 Klystron
Sperry 3K23 reflex klystron for microwave RF generation, with maximum accelerating voltage 1000 V and specified RF output 1–5 W.
- Base
- Not recorded
- Socket
- IO
- Heater
- Not recorded
- Sections
- 1
3K2500LX Klystron
Three-cavity magnetically focused Eimac power-amplifier klystron covering approximately 980–1200 MHz and delivering roughly one kilowatt output.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 7.5 V
- Sections
- 1
3K27 Klystron
Sperry reflex klystron designed specifically for microwave oscillator service, providing tunable high-frequency generation with a reflector-controlled electron beam.
- Base
- Not recorded
- Socket
- IO
- Heater
- 6.3 V
- Sections
- 1
3K30 Klystron
Sperry 3K30 two-cavity klystron for microwave RF generation, with maximum accelerating voltage 3000 V and specified RF output 20–40 W.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- Not recorded
- Sections
- 1
3K50000LA Klystron
High-power Eimac klystron amplifier designed for substantial RF output, using multicavity velocity-modulation amplification rather than reflex-oscillator operation.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- Not recorded
- Sections
- 1
3KM4000LT Klystron
Three-cavity magnetically focused pulse-amplifier klystron for approximately 960–1215 MHz service, optimized for high-power pulsed microwave amplification.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 7.5 V
- Sections
- 1
4658 Klystron
RCA C-band klystron for transmitting and industrial microwave service, with published power-output, cooling, and operating data.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.5 V
- Sections
- 1
4659 Klystron
RCA C-band klystron intended for transmitting and industrial microwave service, with condition-specific power-output and cooling ratings.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.5 V
- Sections
- 1
4660 Klystron
RCA C-band klystron for professional microwave transmitting service, with published industrial operating, cooling, and power-output data.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.5 V
- Sections
- 1
4K3CB Klystron
Air-cooled permanent-magnet-focused power-amplifier klystron covering approximately 4.4–5.0 GHz and delivering at least one kilowatt CW output.
- Base
- Not recorded
- Socket
- Not recorded
- Heater
- 6.5 V
- Sections
- 1