YD1300

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: 0.055 S
Amplification factor: 200
Max plate voltage: 2000 V
Max plate dissipation: 300 W
Max cathode current: 200 mA

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

frequencies up to
1000 MHz
ClassAB;Transposer
Frequency f
470 to 860 MHz
Transposer
Anode voltage Va
1700 V
Transposer
Output power in load w,
35 W
Power gain G
20 dB
Frequency f
470 to 860 MHz
Anode voltage a
1700 V
Output power in load W,
35 W
Heater current I
2.1 A
Cathode heating time Ty min
120 s
Frequency f up to
1000 MHz
ClassAB;Transposer
Bandwidth (
-1 dB
Anode current at c.w. output power
35 W
4) Three-tone test method (vision carrier -8 a3, sound carrier
-7 dB
3) To be adjusted for the stated no-signal anode current,
-16 dB
For a vision-to sound power ratio of 10: 1: IM products £
-55 dB
with superimposed a
4.43 MHz

Capacitance

Anode to grid Cag
3.5 pF
Grid to cathode and heater Cg /Kt
17 pF
Anode to cathode and heater Ca/xf
0.05 pF

Characteristic

Anode voltage Vg
1700 V
Anode current I,
170 mA
Transconductance S
55 mA
C 0,9
2.3 A