INCH POUND
MIL-PRF-1/338J
30 September 2009_
SUPERSEDING
MIL-PRF-1/338H
14 July 1998
PERFORMANCE SPECIFICATION SHEET
ELECTRON TUBE, TRANSMITTING
TYPE 2E26
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
The requirements for acquiring the electron tube described herein
shall consist of this document and the latest issue of MIL-PRF-1
DESCRIPTION:
Beam power amplifier, F1 = 125 MHz, F2 = 175 MHz.
Outline
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See figure 1.
Base
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B8-26 or B8-44.
Cap
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C1-1.
Envelope - - -
T9.
Cathode
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Coated unipotential.
Base connections:
Pin No.
1
2
3
4
5
6
7
8
Cap
Element
k, g3,
h
g2
k, g3,
g1
k, g3,
h
base
a
int sd
int sd
int sd
sleeve
ABSOLUTE-MAXIMUM RATINGS:
Parameter:
Ef
Eb
Ec1
Ec2
Ib
Ic1
Pp
Pg2
P1
Ehk
Modulation
Alt
Unit:
V
V dc
V dc
V dc
mA dc
mA dc
W
W
W
v
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ft
Maximum:
Class A
6.9
300
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200
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10
2.5
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100
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10,000
audio:
Class AB2
6.9
400
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200
75
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10
2.5
30
100
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10,000
audio:
Class C Tel:
6.9
400
-175
200
60
3.5
6.7
1.7
20
100
Anode
10,000
Class C Tlg:
6.9
500
-175
200
75
3.5
10
2.5
30
100
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10,000
Minimum:
5.7
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Test conditions:
6.3
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________________________________________________________________________________________________
GENERAL:
Qualification: Not required.
AMSC N/A
FSC 5960
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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