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E180F

Premium-quality E180F/6688 broad-band amplifier pentode. Multiple professional manufacturer sources document high-performance wideband signal amplification with special-quality construction for reliable, stable service.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: Noval
Socket code: B9A
Base pins: 9
Nominal heater: 6.3 V / 300 mA

Description

Premium-quality E180F/6688 broad-band amplifier pentode.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: Noval
Socket code: B9A
Base pins: 9
Nominal heater voltage: 6.3 V
Nominal heater current: 300 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Noval - 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

Pentode

X-ray radiationInterelectrode capacitances

Plate resistance: 90000 Ω
Transconductance: 0.0165 S
Max plate voltage: 210 V
Max screen voltage: 175 V
Max plate dissipation: 3 W
Max screen dissipation: 0.9 W
Max cathode current: 25 mA

Representative characteristics and published operating limits from the special-quality E180F sheet.

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

1953 AEG

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Typical Plate Voltage
190 V
Typical Screen Voltage
160 V
Typical Plate Current
13 mA
Typical Screen Current
3.3 mA

Data set 02

1958 Amperex Industrial

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Maximum plate voltage
2100 V
Published table
Plate voltage
160 V
Published table
Screen voltage
190 V
Published table
Plate current
25 mA
Published table

Characteristic

Plate resistance
16500 ohm
Published table
Transconductance
3300 µS
Published table
Amplification factor
50
Published table
Heater/filament voltage
6.3 V
Published rating
Heater/filament current
300 mA
Published rating

Data set 03

195X Tesla

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristics

Interelectrode capacitances
Published
See source sheet for electrode-specific capacitance values

Data set 04

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Maximum plate dissipation
3 W
Plate voltage
175 V
Screen voltage
160 V
Plate current
13 mA

Characteristic

Plate resistance
3.3 kOhm
Transconductance
16500 uS
Amplification Factor
50

Data set 05

1963 Philips Electron Tubes Handbook V1a

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Plate voltage
180 V
Pentode
Screen voltage
150 V
Pentode
Plate current
13 mA
Pentode
Plate voltage
180 V
TriodeConnection
Plate current
16.5 mA
TriodeConnection

Characteristic

Transconductance
16500 uS
Pentode
Transconductance
21000 uS
TriodeConnection
Amplification factor
50
TriodeConnection

Capacitance

Plate capacitance
3 pF
Grid capacitance
7.5 pF

Data set 06

1963 Philips Electron Tubes Handbook V3

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Published electrical value
6.3 V
1 )The maximum deviation of If at Vf = 6.3 V s ± 15 mA.
Published electrical value
15 mA
1 )The maximum deviation of If at Vf = 6.3 V s ± 15 mA.
Heater voltage
6.3 V
Die Hochstabweichung von If bei Vf = 6.3 V 1st t 15 mA
Plate supply voltage
190 V
Vba = 190 180V
Grid-3 voltage
0 V
Vg3 0 CV
Screen-grid supply voltage
160 V
Vbg2 = 160 150 V
Cathode resistor
630 ohm
Rk = 630 1000
Plate current
13 mA
+ Ia = 13*0.85) 11.5 mA
Screen-grid current
-0.4 mA
Ig2 -0.4
Grid resistor
0.1 mA
Vba -Igl(Rg1=0.1 Ma) = max.o.55) µA
Plate resistance
90 kohm
Ri 90 - kO
Plate voltage
180 V
Va = 180V -Vg1 (Ia = 0.8 mA) = max.4.5 V
Plate current
0.8 mA
Va = 180V -Vg1 (Ia = 0.8 mA) = max.4.5 V
Screen-grid voltage
150 V
Vg2 = 150 V
Grid-3 voltage
0 V
Vg3 = 0V -V81 (Ig1= +0.3 µA) = max.0.5
Plate supply voltage
160 V
Vba = 160 V
Cathode resistor
620 ohm
a Rk = 620 0
Plate current
16.5 mA
V6g. Ia = 16.5 mA
Transconductance
18.5 mA/V
S = 18.5 mA/V
Amplification factor
50
µ = 50
Cathode-heater voltage
60 V
Isolement k-f (Vkf = 60 V) rkf = min. 4 MR

Characteristic

Heater voltage
6.3 V
Vf = 6.3
Plate current
11.5 mA
Ia < 11.5 mA
Transconductance
11 mA/V
S 11 mA/V
Grid resistor
0.1 kohm
-Ig1 (Rg1 = 0.1 MO) ? 1.0 µA

Capacitance

Plate capacitance
3 pF
Ca = 3.0 ± 0.5 Cag.
Heater voltage
6.3 V
1 )The maximum deviation of If at Vf = 6.3 V s ± 15 mA.

Data set 07

1963 Siemens

Published operating points and test conditions from this source.

SECTION 1

Pentode

Characteristic

Typical Plate Voltage
190 V
PentodeConnection
Typical Screen Voltage
160 V
PentodeConnection
Typical Plate Current
13 mA
PentodeConnection

Data set 08

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Heater voltage Vvt
6.3 V
Heating
Heater current Is
300 mA
Heating
Anode current Ia
13 mA
Heating
Mutual conductance S
16.5 mA
Heating
Heater voltage Vi
6.3 A
Characteristics
Heater current I
285 to 315 mA
Characteristics
cathode and heater Inf max
15 uA
Characteristics
and heater Vy¢ =60 V
60 V
Characteristics

Characteristic

Anode supply voltage Vba
190 v
Characteristics
Grid No.3 voltage Vg3
3 A
Characteristics
Grid No.2 supply voltage Vbg2
2 A
Characteristics
Grid No.l supply voltage Vbgl
9 v
Characteristics
Cathode resistor Ry
630 Ω
Characteristics
Anode current I
13112.2 to 13.8 mA
Characteristics
Grid No.2 current Igz
2.9 to 3.7 mA
Characteristics
Mutual conductance S
14.2 to 18.8 mA
Characteristics
Internal resistance Rj
90 kΩ
Characteristics
Equivalent noise resistance Req
330 Ω
Characteristics
Negative grid No.l current -Igl max
0.5 uA
Characteristics
Grid resistor Rgl =0.5 MQ -
0.5 MΩ
Characteristics
Anode supply voltage Vba
180 A
Characteristics
Grid No.2 supply voltage Vbg2
2 v
Characteristics
Cathode resistor Ry
100 Ω
Characteristics
Anode current I,
11.5 mA
Characteristics
Grid No.2 current Ig2
2 mA
Characteristics
Mutual conductance S
15.5 mA
Characteristics
Cut -off voltage _Vgl max.4.5|V
4.5 V
Characteristics
Anode voltage V,
180 V
Characteristics
Grid No.3 voltage VgS
3 A
Characteristics
Anode current I
0.8 mA
Characteristics
Start of grid No.l current -Vgl max.0.5| V
0.5 V
Characteristics
Input resistance g,
2000 Ω
Characteristics
Frequency =
100 MHz
Characteristics
Frequency =
50 MHz
Characteristics
Grid No.3 voltage Vgs
3 v
Characteristics
Cathode resistor Ry
620 Ω
Characteristics
Anode current I,
16.5 mA
Characteristics
Mutual conductance S
21 mA
Characteristics
Internal resistance Rj
2.4 kΩ
Characteristics