NJ7P SQL Tube Database Query

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2K22
Reflex Klystron

EIA Base & Outline

EIA Base: 2K26EIA Bulb: 2K26
Source ........................................ Raytheon-DL-Q-7101-11-56-40M

Application

Source ........................................ Raytheon-DL-Q-7101-11-56-40M
This type is used as a local oscillator at 4.24-4.91 GHz in RADAR equipment. Requires a modified octal socket.

Mechanical Data

Source ........................................ Raytheon-DL-Q-7101-11-56-40M
Bulb .......................................... Metal
Base Type ..................................... Small-Wafer Octal 4-Pin with Pin No. 4 replaced by Coaxial Output Line.
EIA Outline ................................... 2K26
Maximum Overall Height ........................ 3.500 In.
Maximum Seated Height ......................... 2.250 In.
Maximum Diameter .............................. 1.610 In.
EIA Base ...................................... 2K26
Top Cap ....................................... Miniature
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ Raytheon-DL-Q-7101-11-56-40M
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.44 A
Maximum Heater-Cathode Voltage ................ 50 V

Maximum Ratings (Design Center Values)

Klystron
Source ........................................ Raytheon-DL-Q-7101-11-56-40M
Beam Voltage .................................. 330 V
Beam Current .................................. 35 mA
Reflector Voltage
Positive Voltage ........................... 0 V
Negative Voltage ........................... 350 V
Ambient Temperature of Shell .................. 110 °C
Ambient Temperature of Base ................... 90 °C

Characteristics and Typical Operation

Klystron
Source ........................................ Raytheon-DL-Q-7101-11-56-40M
Reflector Mode ................................ A
Frequency ..................................... 4.775 GHz
Power Output .................................. 115 mW
Beam Voltage .................................. 300 V
Beam Current .................................. 25 mA
Reflector Voltage (approx) .................... -120 to -180 V
Half-Power Electronic Tuning Range ............ 30 MHz

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(c) 1994-2021 by William A. Beech, NJ7P

Sat, 04 Dec 2021 18:08:10 -0700