6JG6A

Novar beam-power tube designed for horizontal-deflection amplification in low-B-plus black-and-white television receivers.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: 9QU
Socket code: B9E
Base pins: 9
Nominal heater: 6.3 V / 1.6 A

Description

Novar beam-power tube used as a horizontal-deflection amplifier in low-B-plus black-and-white television receivers.

Socket description

Novar 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 9QU
Socket code: B9E
Base pins: 9
Nominal heater voltage: 6.3 V
Nominal heater current: 1.6 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

9QU - 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

Beam Power

X-ray radiationInterelectrode capacitances

Plate resistance: 12000 Ω
Transconductance: 0.01 S
Amplification factor: 4.1
Max plate voltage: 770 V
Max screen voltage: 125 V
Max plate dissipation: 17 W
Max screen dissipation: 3.5 W
Max cathode current: 275 mA

Published ratings/characteristics promoted from supplied datasheet.

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

1971 RCA HB3 Binder 5 of 7

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Voltage (AC or DC)
6.3 V
Published table value column 1
Voltage (AC or DC)
0.6 V
Published table value column 2
Current at heater volts =
6.3 V
Published table value column 1
Current at heater volts =
1.6 V
Published table value column 2
Heater negative with respect to cathode
200 V
Published table value
Heater positive with respect to cathode
200 V
Published table value
Grid No
1 pF
Published table value column 1
Grid No
0.7 pF
Published table value column 2
Input: G
22 K
Published table value
Output: P to (K,G
90 K
Published table value
Plate Voltage
125 V
Published table value column 1
Plate Voltage
50 V
Published table value column 2
Plate Voltage
130 V
Published table value column 3
Grid-No
2 V
Published table value column 1
Grid-No
125 V
Published table value column 2
Grid-No
125 V
Published table value column 3
Grid-No
1 V
Published table value column 1
Grid-No
-20 V
Published table value column 2
Grid-No
0 V
Published table value column 3
Grid-No
-20 V
Published table value column 4
Plate Current
525 mA
Published table value column 1
Plate Current
80 mA
Published table value column 2
Grid-No
2 mA
Published table value column 1
Grid-No
32 mA
Published table value column 2
Grid-No
2.5 mA
Published table value column 3
for plate ma =
1 mA
Published table value column 1
for plate ma =
-40 mA
Published table value column 2
DC Plate Supply Voltage
770 V
Published table value
Peak-Positive-Pulse Plate Voltageg
6500 V
Published table value
Peak Negative-Pulse Plate Voltage
1500 V
Published table value
DC Grid-No
3 V
Published table value column 1
DC Grid-No
75 V
Published table value column 2
DC Grid-No
2 V
Published table value column 1
DC Grid-No
220 V
Published table value column 2
Peak Negative-Pulse Grid-No
1 V
Published table value column 1
Peak Negative-Pulse Grid-No
330 V
Published table value column 2
Grid-No
2 W
Published table value column 1
Grid-No
3.5 W
Published table value column 2
Plate Dissipationh
17 W
Published table value
a A positive voltage may be appl ied to grid No
3 a
Published table value
value for this voltage Is
30 V
Published table value
GRID-No
2 VOLTS
Published table value column 1
GRID-No
125 VOLTS
Published table value column 2

Characteristics

Plate Resistance (Approx.)
12000 Ω
Published table value

Data set 02

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Heater Voltage (ac/dc) 6.3 16.8
22 V
Published in approved 17JG6A target datasheet entry; Section1
Heater Current 1.6 0.6
450 mA
Published in approved 17JG6A target datasheet entry; Section1
Heater Warm-up Time (Average) 11
11 seconds
Published in approved 17JG6A target datasheet entry; Section1
DC Plate Supply Voltage
770 V
Published in approved 17JG6A target datasheet entry; Section1
Peak Positive-Pulse Plate Voltage#
6500 V
Published in approved 17JG6A target datasheet entry; Section1
Peak Negative-Pulse Plate Voltage
1500 V
Published in approved 17JG6A target datasheet entry; Section1
DC Grid-No.3 Voltage*
75 V
Published in approved 17JG6A target datasheet entry; Section1
DC Grid-No.2 Voltage
220 V
Published in approved 17JG6A target datasheet entry; Section1
DC Grid-No.l Voltage, Negative-bias value
-55 V
Published in approved 17JG6A target datasheet entry; Section1
Peak Negative-Pulse Grid-No.l Voltage
330 V
Published in approved 17JG6A target datasheet entry; Section1
Peak Cathode Current
950 mA
Published in approved 17JG6A target datasheet entry; Section1
Average Cathode Current
275 mA
Published in approved 17JG6A target datasheet entry; Section1
Plate Dissipation!
17 W
Published in approved 17JG6A target datasheet entry; Section1
Grid-No.2 Input
3.5 W
Published in approved 17JG6A target datasheet entry; Section1
Grid-No.l-Circuit Resistance, for grid-No.l-resistor-bias operation
2.2 MΩ
Published in approved 17JG6A target datasheet entry; Section1
# Pulse duration must not exceed 15% of a horizontal scanning cycle (
10 microseconds
Published in approved 17JG6A target datasheet entry; Section1
* In ft horizontal-deflection-amplifier service, a positive voltage (typical value,
30 V
Published in approved 17JG6A target datasheet entry; Section1

Characteristic

Grid No.l to Plate
0.7 pF
Published in approved 17JG6A target datasheet entry; Section1
Grid No.l to Cathode, Heater, Grid No.2, and Grid No. 3
22 pF
Published in approved 17JG6A target datasheet entry; Section1
Plate Voltage 125 60
130 V
Published in approved 17JG6A target datasheet entry; Section1
Grid-No.2 (Screen-Grid) Voltage 125
125 V
Published in approved 17JG6A target datasheet entry; Section1
Grid-No.l (Control-Grid) Voltage —20 0
20 V
Published in approved 17JG6A target datasheet entry; Section1
Plate Resistance (Approx.)
12000 Ω
Published in approved 17JG6A target datasheet entry; Section1
Transconductance
10000 µS
Published in approved 17JG6A target datasheet entry; Section1
Plate Current 525<
80 mA
Published in approved 17JG6A target datasheet entry; Section1
Grid-No.2 Current 32
2.5 mA
Published in approved 17JG6A target datasheet entry; Section1
for plate current of
1 mA
Published in approved 17JG6A target datasheet entry; Section1
—
-40 V
Published in approved 17JG6A target datasheet entry; Section1