INCH-POUND
MIL-PRF-1/1677B
1 April 2008
SUPERSEDING
MIL-PRF-1/1677A
23 April 1998
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, KLYSTRON
TYPE 8759
Inactive for new design
after 1 April 2008
This specification is approved for use by all Depart-
ments and Agencies of the Department of Defense.
Requirements for acquiring the electron tube described
herein shall consist of this document and MIL-PRF-1.
DESCRIPTION: Integral cavity, reflex oscillator, 15.8 to 16.2 GHz.
Outline and dimensions: See figure 1.
ABSOLUTE RATINGS: 1/
Applied
Parameters:
Ef
Ek
Ik
Er
F
TE
Altitude
tuner
torque
°C
Units:
V
V dc
mA dc
V dc
GHz
Feet
Inch-ounce
Maximum:
6.9
350
45
-500
---
+150
55,000
100
Minimum:
5.7
---
---
-20
---
---
---
---
Test conditions:
Test condition (1):
6.3
300
---
-85 to -120
16.0
---
---
---
Test condition (2):
6.3
300
---
-140 to -200
16.0
---
---
---
Test condition (3):
6.3
---
---
---
---
---
---
---
Mounting: Output flange, any position.
Voltage reference: Cathode.
Plug connections: 25/ 26/
Ground: Anode grounded internally to tube shell.
Cooling: Forced air, convection, or heat sink sufficient to maintain envelope temperature below maximum. Monitor
temperature at point A, as shown on figure 1 and 21/.
Tuning: Single shaft, clockwise rotation decreases frequency. 35/
____________________________________________________________________________________________
GENERAL:
Preproduction sample approval: Required. 23/
Performance: 33/
Cooling: See method 1155. 21/
Holding period: t = 168 hours.
Dimensions: See figure 1.
Marking: 34/
AMSC N/A
FSC 5960
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