RGN2504

Directly heated full-wave rectifier with series-connected filament arrangement, intended for moderate- to higher-current high-vacuum power-supply rectification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: UX4
Socket code: -
Base pins: -
Nominal heater: 4 V / 2.6 A

Description

Directly heated full-wave RGN2504 rectifier with series-connected filament arrangement. The supplied Emission Labs sheet was read for filament data, maximum ratings, representative operating points, gm/rp/mu, output conditions, capacitances, and rectifier filter conditions as applicable.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: UX4
Socket code: -
Base pins: -
Nominal heater voltage: 4 V
Nominal heater current: 2.6 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: Yes

UX4 - Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier nominal output current: 200 mA

Representative of two electrically identical rectifier paths.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Rectifier nominal output current: 200 mA

Physical rectifier section 2; identical section values duplicated per physical-section policy.

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

2026 Emission Labs

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

Filament voltage
4 V
Filament current
2.6 A

Other

Maximum DC output current
200 mA
TransformerAC=300V
Maximum first capacitor
60 uF
TransformerAC=300V
Minimum transformer winding resistance
70 ohm
TransformerAC=300V
Maximum DC output current
150 mA
TransformerAC=400V
Maximum first capacitor
50 uF
TransformerAC=400V
Minimum transformer winding resistance
100 ohm
TransformerAC=400V
Maximum DC output current
120 mA
TransformerAC=500V
Maximum first capacitor
50 uF
TransformerAC=500V
Minimum transformer winding resistance
120 ohm
TransformerAC=500V