Data set 01
195X Tesla
Published operating points and test conditions from this source.
SECTION 1
Triode
Characteristics
Heater voltage
3.8 V
Published nominal value
Heater current
300 mA
Published nominal value
Voltage - Triode (single high frequency) ·Triode
PC86
300 mA series-heater UHF triode for television Bands IV/V oscillator and mixer service.
Directly heatedCold cathodeCommon cathodeDissimilar
- Sections
- 1
- Base
- NOVAL
- Socket code
- B9A
- Base pins
- 7
- Nominal heater
- 3.8 V / 300 mA
Description
300 mA series-heater UHF triode for oscillator and mixer service in television Bands IV and V; the source refers to EC86 for remaining characteristics.
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
- 7
- Nominal heater voltage
- 3.8 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
Triode
X-ray radiationInterelectrode capacitances
- Plate resistance
- 4850 Ω
- Transconductance
- 0.014 S
- Amplification factor
- 68
- Max plate voltage
- 220 V
- Max plate dissipation
- 2.2 W
- Max cathode current
- 20 mA
Published section ratings and characteristics promoted where applicable.
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 02
1967 Mullard Receiving and Amplifying Valves
Published operating points and test conditions from this source.
SECTION 1
Triode
Other
C
2.2 pF
Published in approved PC86 target datasheet entry; Section1
c
0.24 pF
Published in approved PC86 target datasheet entry; Section1
ca _ k + h
0.35 pF
Published in approved PC86 target datasheet entry; Section1
ca _ g + h 2
3 pF
Published in approved PC86 target datasheet entry; Section1
cg _ k 3
5 pF
Published in approved PC86 target datasheet entry; Section1
c _ k (I = 12rnA) 5
6 pF
Published in approved PC86 target datasheet entry; Section1
cg _ k + h
3.8 pF
Published in approved PC86 target datasheet entry; Section1
cg _ h
0.3 pF
Published in approved PC86 target datasheet entry; Section1
ck _ g + h
6.3 pF
Published in approved PC86 target datasheet entry; Section1
4
1 pF
Published in approved PC86 target datasheet entry; Section1
C
3.3 pF
Published in approved PC86 target datasheet entry; Section1
ca _ k + h
0.3 pF
Published in approved PC86 target datasheet entry; Section1
gm
14 mA
Published in approved PC86 target datasheet entry; Section1
gc 5
5 mA
Published in approved PC86 target datasheet entry; Section1
Data set 03
1968 Mazda Belvu
Published operating points and test conditions from this source.
SECTION 1
Triode
Characteristics
Heater or filament voltage
3.8 V
Published nominal or stated operating value
Heater or filament current
300 mA
Published nominal or stated operating value
Transconductance
14000 µS
Published/reference characteristic
Other
Maximum plate dissipation
2.2 W
Published/reference maximum rating
Data set 04
1972 Philips Receiving Tubes
Published operating points and test conditions from this source.
SECTION 1
Triode
Application
Application
UHF_Amplifier_Oscillator_Mixer text
Data set 05
1973 Mazda Valves Binder 2
Published operating points and test conditions from this source.
SECTION 1
Triode
Characteristics
Heater voltage
3.8 V
Published nominal value
Heater current
300 mA
Published nominal value
Transconductance
14000 µS
Published operating characteristic
Other
Maximum plate dissipation
2.2 W
Published maximum rating
Data set 06
1999 Philips E-Z
Published operating points and test conditions from this source.
SECTION 1
Triode
Characteristics
Typical plate voltage
175 V
Typical grid voltage
-1.5 V
Typical plate current
12 mA
Transconductance
14000 uS
Amplification factor
68
Plate resistance
4857 ohm
Equivalent noise resistance
230 ohm
Capacitance
Anode-grid capacitance
2.2 pF
Anode-cathode capacitance
0.24 pF
Grid-cathode capacitance
3.5 pF
Grid-heater capacitance
0.27 pF
Other
Maximum cold plate voltage
550 V
Maximum plate voltage
220 V