NJ7P SQL Tube Database Query

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6BM6A
Reflex Klystron

EIA Base & Outline

Application

Source ........................................ Sylvania
Type 6BM6A is a broadband reflex klystron for 550 to 3800 MHz. It was designed for service as a CW oscillator using an external cavity.

Mechanical Data

Source ........................................ Sylvania
Bulb .......................................... Special
Base Type ..................................... A4-76 Pewee 4 pin
Maximum Overall Height ........................ 3.093 In.
Maximum Seated Height ......................... 2.5 In.
Maximum Diameter .............................. 1.0 In.
Top Cap ....................................... Skirted Miniature C1-3
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ Sylvania
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.65 A
Maximum Heater-Cathode Voltage ................ 45 V

Maximum Ratings (Design Center Values)

Klystron
Source ........................................ Sylvania
Beam Voltage .................................. 350 V
Beam Current .................................. 29 mA
Reflector Voltage
Positive Voltage ........................... -15 V
Negative Voltage ........................... -750 V
Control-Electrode Voltage
Positive Voltage ........................... +1 V
Negative Voltage ........................... -500 V
Power Input ................................... 10 W
Ambient Temperature of Shell .................. 175 °C

Characteristics and Typical Operation

Klystron
Source ........................................ Sylvania
Reflector Mode ................................ 1-3/4
Cavity Mode ................................... 3/4
Frequency ..................................... 1.5 GHz
Power Output .................................. 175 mW
Beam Voltage .................................. 325 V
Beam Current .................................. 18 mA
Reflector Voltage (approx) .................... -235 V
Control-Electrode Voltage ..................... -300 V
Half-Power Electronic Tuning Range ............ 6 MHz

Klystron
Source ........................................ Sylvania
Reflector Mode ................................ 2-3/4
Cavity Mode ................................... 3/4
Frequency ..................................... 2.2 GHz
Power Output .................................. 70 mW
Beam Voltage .................................. 325 V
Beam Current .................................. 15 mA
Reflector Voltage (approx) .................... -200 V
Control-Electrode Voltage ..................... -300 V
Half-Power Electronic Tuning Range ............ 6 MHz

Klystron
Source ........................................ Sylvania
Reflector Mode ................................ 3-3/4
Cavity Mode ................................... 5/4
Frequency ..................................... 3.0 GHz
Power Output .................................. 50 mW
Beam Voltage .................................. 325 V
Beam Current .................................. 18 mA
Reflector Voltage (approx) .................... -250 V
Control-Electrode Voltage ..................... -300 V
Half-Power Electronic Tuning Range ............ 6 MHz

If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.

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

Fri, 24 Jun 2022 17:57:09 -0700