YD1301

Forced-air-cooled metal-ceramic coaxial power triode for Class AB linear broadband television-transposer service to approximately 1 GHz. Rated for about 300 W plate dissipation with very high gain for UHF television amplification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 5 V / 2.1 A

Description

Forced-air-cooled metal-ceramic coaxial power triode for class-AB linear broadband television transposer service to 1000 MHz.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 5 V
Nominal heater current: 2.1 A
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

Triode

X-ray radiationInterelectrode capacitances

Transconductance: 0.05 S
Amplification factor: 200
Max plate voltage: 1800 V
Max plate dissipation: 300 W

UHF RF power triode

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

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

service at frequencies up to
1000 MHz
ClassAB;Transposer
Heater current Is
2.1 A
Cathode heating time Th min,
120 s
Frequency f up to
1000 MHz
Anode voltage Va max
1800 V
Grid voltage -Vg max
535 V
Anode current Ia max
200 mA
Anode dissipation Wg max
300 W
Frequency f
780 MHz
Bandwidth ( [1]
0 dB
Bandwidth ( [2]
8 MHz
OPERATING CONDITIONS , grounded grid CCIR Standard G 1) [1]
-1 dB
OPERATING CONDITIONS , grounded grid CCIR Standard G 1) [2]
11 MHz
Anode voltage Va
1700 V
Grid voltage Vg
-5 V
Anode current, no-signal condition Ia
120 mA
Anode current ' Ig
185 mA
Output power in load (sync) Wl
50 W
Power gain G
18 dB
Intermodulation products d
-52 dB
3) I3 at zero dB level [1]
50 W
3) I3 at zero dB level [2]
0 dB
with a three-tone test method ( vision carrier [1]
-8 dB
with a three-tone test method ( vision carrier [2]
-7 dB
band signal
-17 dB

Capacitance

Anode to grid Cag
3.5 pF
Grid to cathode and heater Cg/kf
15 pF
Anode to cathode and heater Ca/kf
0.04 pF

Characteristic

Anode voltage Va
1700 V
Anode current I,
1700 mA
Transconductance S
50 mA