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LN12

Storage tube with electrostatic focusing and magnetic beam deflection, designed for 4-period impulse signal subtraction withinput and output frequency division, with input signal duration varying from 1 µs to several µs and active scanning stroke equaling 1000 input signal durations.

Free air cooling

Dimensions: max diameter 112 mm, max length 357 mm

Mass not more than 750 g

Minimum lifetime 1000 h

Shelf life 12 years

Main parameters

Parameter

Not less than

Rated value

Not more than

Note

20

-

Suppression factor

4

-

Impulse center suppression factor

12

-

Dynamic range

15

-

Collector current (operational), mkA

7

-

Filament voltage, V

6.3

-

Modulator cut-off voltage (negative), V

120

1

Modulator instantaneous voltage (negative), V

10

1

Barrier grid voltage, V

0

2

Pickup plate voltage (constant), V

0

2

Collector voltage, V

250

2

1st anode clamp voltage, V

350

650

1

2nd anode voltage, V

0

2

Cathode voltage (negative), V

1700

2

Modulation voltage amplitude, V

60

1

Input impulse operational amplitude, V

50

-

Notes:

1. Voltage to cathode

2. Voltage to ground

Operational limits

Filament voltage, V

5.7..7

Cathode voltage (negative), V

1500..1800

Pickup plate voltage, V

-150..+150

Input impulse operational amplitude, V

-100..+100

Cathode-to-filament voltage (at negative filament voltage), not more than, V

125

Cathode-to-filament voltage (at positive filament voltage), not more than, V

10

Cathode-to-modulator voltage (negative), V

5..250

Modulator circuit wave impedance, mOhm

1.5

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