Standard Band Tubes
- Operating Parameters
- Outline & Mounting   Drawing
- Specifications
 
Multi-Band Tubes
- Operating Parameters
- Outline & Mounting   Drawing
- Specifications

 
Multi-Band Tubes


OPERATING PARAMETERS

Model
Number
Frequency
(GHz)
Cathode
Voltage (Ek)
(-Vdc)
Cathode
Current (lk)
(mA max.)
Anode
Voltage (Ea)
(mA max.)

Anode
Current (la)
(mA max.)
% Collector
Depression (max.)
(% of Ek)
Body
Current (lw)
(mA max.)
Heater
Voltage (Ef)
(AC or DC)
Heater
Current (lf)
(A)
419H
1.4-2.4
1750+-100
110
400
1.5
30
6.0
6.3
780
646H
3.0-8.0
2900+-100
80
400
1.0
50
6.0
6.3
320
666H
3.9-11.7
3500+-100
55
400
1.5
50
6.0
6.3
320
846H
8.0-18.0
3900+-100
55
400
1.5
50
6.0
6.3
320


OUTLINE AND MOUNTING DRAWING


TWT
A
B
C
D
E
F
G
H
I
J
K
419H
13.00
9.20
1.80
2.25
2.00
3.50
1.50
2.50
4.00
8.00
2.05
646H
10.70
6.767
1.28
2.25
2.00
3.50
1.50
2.36
3.00
6.00
1.75
664H
10.70
5.80
1.38
2.00
1.77
2.27
1.50
2.36
3.00
6.00
1.75
846H
10.70
5.80
1.38
2.00
1.80
2.30
1.50
2.36
3.00
6.00
1.75

Dimensions are in inches.

 

 

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