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5ADP1

Flat-face five-inch high-sensitivity cathode-ray tube with electrostatic focusing and electrostatic deflection, designed for precision oscillographic applications. Its P1 screen supports accurate direct waveform viewing.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: DUODECAL11
Base pins: 12
Nominal heater: 6.3 V / 600 mA

Description

Flat-face 5-inch high-sensitivity electrostatic-focus and electrostatic-deflection cathode-ray tube for precision oscillographic applications.

Socket description

Duodecal 11-contact CRT base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: DUODECAL11
Base pins: 12
Nominal heater voltage: 6.3 V
Nominal heater current: 600 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Cathode Ray

X-ray radiationInterelectrode capacitances

Max plate voltage: 16 V

CRT-specific electrode voltages, deflection factors, capacitances, focus/cutoff data, and other published electrical values are stored as section parameters because the promoted section columns are primarily conventional valve fields.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1938 Raytheon

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Application

Application
Oscilloscope_Display text

Data set 02

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristic

5sADP1A 5ADP2A 5ADP7A 5ADP11A 5ADP31A Electrostatic Deflection
31 A
5sADP1A 5ADP2A 5ADP7A 5ADP11A 5ADP31A Electrostatic Deflection
Heater Voltage . . . . . . . . .« « o v o oo 6.3 Volts
6.3 V
Heater Voltage . . . . . . . . .« « o v o oo 6.3 Volts
Minimum Anode No. 3 Voltage (SADP-,5ADP-B) . . . . . . . .. .. ... ... 1500 Volts dc
1500 V
Minimum Anode No. 3 Voltage (SADP-,5ADP-B) . . . . . . . .. .. ... ... 1500 Volts dc
Minimum Anode No. 3 Voltage (SADP-A) . . . . . . . . . . .. ... ..... 2500 Volts dc
2500 V
Minimum Anode No. 3 Voltage (SADP-A) . . . . . . . . . . .. ... ..... 2500 Volts dc
Anode No. 2 Voltage? . . . . . . . . . . o 0o e e 2860 Volts dc
2860 V
Anode No. 2 Voltage? . . . . . . . . . . o 0o e e 2860 Volts dc
AnodeNo.1Voltage . . . . . . . . . . . . e 1100 Volts dc
1100 V
AnodeNo.1Voltage . . . . . . . . . . . . e 1100 Volts dc
Grid No. 1 Voltage
1 V
Grid No. 1 Voltage
Peak Voltage Between Anode No. 2 and Any Deflection Plate . . . . . . . . . . . . 550 Volts
550 V
Peak Voltage Between Anode No. 2 and Any Deflection Plate . . . . . . . . . . . . 550 Volts
AnodeNo.3Voltage . . . . . . . . . . . . . .. e e 3000 Volts dc
3000 V
AnodeNo.3Voltage . . . . . . . . . . . . . .. e e 3000 Volts dc
AnodeNo.2Voltage . . . . . . . . . .. ... o 1500 Volts dc
1500 V
AnodeNo.2Voltage . . . . . . . . . .. ... o 1500 Volts dc
Anode No. 1 Voltage for Focus . . . . . . . . . . . . . ... .. .. ... 300 to 515 Volts dc
515 V
Anode No. 1 Voltage for Focus . . . . . . . . . . . . . ... .. .. ... 300 to 515 Volts dc
Grid No. 1 Voltage Required for Cutoff3 . . . . . . . . . . ... . ... .. —34 to —56 Volts dc
56 V
Grid No. 1 Voltage Required for Cutoff3 . . . . . . . . . . ... . ... .. —34 to —56 Volts dc
. The product of the Anode No. 2 Voltage and the Average Anode No. 2 Current should be limited to 6
6 W
. The product of the Anode No. 2 Voltage and the Average Anode No. 2 Current should be limited to 6 watts.

Other

Maximum Anode No. 3 Voltage . . . . . . . . . . . . . . ... ... ..... 6600 Volts dc
6600 V
Maximum Anode No. 3 Voltage . . . . . . . . . . . . . . ... ... ..... 6600 Volts dc
Radio of Anode No. 3 Voltage to Anode No. 2 Voltage . . . . . . . . . .. . ... 2.3:1 Max.
2 V
Radio of Anode No. 3 Voltage to Anode No. 2 Voltage . . . . . . . . . .. . ... 2.3:1 Max.
range if this tube is operated at higher than the manufacturer's Maximum Rated Anode Voltage or 16,0
16 V
range if this tube is operated at higher than the manufacturer's Maximum Rated Anode Voltage or 16,000 volts, whichever is less.

Data set 03

1958 Compagnie General

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

Screen Diameter
13 cm
Focusing Method
Electrostatic text
Deflection Method
Electrostatic text
Post-Acceleration Electrode
Present text

Data set 04

1960 Du Mont

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

Focusing method
1 code
Electrostatic
Deflection method
1 code
Electrostatic
Deflection factor D1-D2
-
Published range 40 to 50 V/in
Deflection factor D3-D4
-
Published range 30.5 to 37.5 V/in

Other

Accelerator voltage maximum
3000 V
Accelerator voltage
1500 V
Post-accelerator voltage maximum
6000 V
Post-accelerator voltage
3000 V
Grid No. 1 voltage
-
Published range -56 to -34 V
Grid No. 1 negative bias maximum
200 V

Capacitance

Cathode to all other electrodes
3.1 pF
Approximate or first published bound
Grid No. 1 to all other electrodes
4.2 pF
Approximate or first published bound

Data set 05

1965 Sylvania Electronic Tubes Vol3

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

Heater Voltage
6.3 V
Heater Current
600 mA
Nominal; ±10%
Focusing Method
Electrostatic text
Deflection Method
Electrostatic text
Fluorescence
Green text
Persistence
Medium text
Cathode-to-All Capacitance Minimum
3.1 pF
Cathode-to-All Capacitance Maximum
5.8 pF
Grid1-to-All Capacitance Minimum
4.2 pF
Grid1-to-All Capacitance Maximum
7.9 pF

Other

Maximum Anode3 Voltage
6600 V
Minimum Anode3 Voltage
1500 V
5ADP-B or standard family
Maximum Anode2 Voltage
2860 V
Maximum Anode1 Voltage
1100 V
Maximum Grid1 Negative Bias
200 V
Maximum Grid1 Positive Peak
2 V
Maximum Heater-Cathode Voltage
180 V
EitherPolarity
Maximum Anode2-to-Deflection-Plate Voltage
550 V
Typical Anode3 Voltage
3000 V
Typical Anode2 Voltage
1500 V
Focus Voltage Minimum
300 V
Anode1
Focus Voltage Maximum
515 V
Anode1
Grid1 Cutoff Voltage Minimum
-56 V
Grid1 Cutoff Voltage Maximum
-34 V
Deflection Factor Plates 1-2 Minimum
40 V/in
Deflection Factor Plates 1-2 Maximum
50 V/in
Deflection Factor Plates 3-4 Minimum
30.5 V/in
Deflection Factor Plates 3-4 Maximum
37.5 V/in
Maximum Modulation Voltage
45 V
Maximum Line Width
0.03 in
Maximum Grid1 Circuit Resistance
1.5 Mohm
Maximum Deflection Plate Circuit Resistance
5 Mohm

Data set 06

1971 RCA HB3 Binder 1 of 7

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

Voltage
6.3 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Current — published value 1
0.6
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Current — published value 2
10
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Grid No.l to all other electrodes — published value 1
4.2
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Grid No.l to all other electrodes — published value 2
7.9
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Pin 1 -Heater — published value 1
1
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Pin 1 -Heater — published value 2
9
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Pin 2 -Cathode
2
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Pin 3 -Grid No.1
3
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Pin 5 -Grid No.3 — published value 1
5
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Pin 5 -Grid No.3 — published value 2
11
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Electrode
14
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
With any Bost-ultor voltage (Ec51 between 2oao` and 600o volts — published value 1
2 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
With any Bost-ultor voltage (Ec51 between 2oao` and 600o volts — published value 2
600 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
for. Focus — published value 1
20 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
for. Focus — published value 2
34.5 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Spot — published value 1
2.25 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Spot — published value 2
3.75 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Spot Position
4
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
~~ 0.t or near this rat ing ,, the effective resistance of the ul for supply
0
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
should be adequate to limit the ultor input power to 6 watts
6 W
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
~ It is recommended that the post—ultor voltage be not lessthan 3000
3000 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
## with neater voltage of 6.3
6.3 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
allot voltage of 2000 volts, grid—No.3 voltage adjusted to give focus,`
2000 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
u ndeflec led, focused spot will fall within a circle having an 8—mm
8
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
and ultor voltage of — published value 1
1 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
and ultor voltage of — published value 2
0 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
and ultor voltage of — published value 3
2000 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Focus — published value 1
300 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
Focus — published value 2
515 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.

Other

POST—ULTOR VOLTAGE
6000 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
ULTOR VOLTAGE
2600 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
ULTOR VOLTAGE — published value 1
2 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
ULTOR VOLTAGE — published value 2
3.1 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.
GRID—No.3 VOLTAGE
1000 V
Published CRT datasheet value; where a source row has several numbers they represent its separate limits or operating conditions.