Page 1. Page 2. Page 3. Page 4. Tube 5R4 or Röhre 5R4 ID, Full-Wave Vacuum Rectifier, Octal (, IO) K8A, USA and Power-supply shown. Radio tubes are valves. PLATE-SUPPLY RESISTANCE PER PLATE = RSEC+ N2RPRI, + RA. WHERE RSEC = DC RESISTANCE OF TRANSFORMER. * SECONDARY PER SECTION.

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The tube tests strong and free of shorts. Works or money back two weeks. Since vacuum tubes were made 30?. Power Transformer T1 Filament Secondary: This tube daatasheet clean and has no shadowing and label discoloration that appear with extended use.

The Johnson Viking Ranger – High B+ Power Supply Schematic Diagram and Circuit Description

Row 1 left to right: This page was last updated: This includes poor print, oxidized pins, faint discoloration, or poorly box. Greg Latta at glatta frostburg. A 5R4-GY rectifier tube is used in a full wave center tapped configuration with a choke xatasheet filter. Also shop in Also shop in.

R35 must be adjusted under the proper conditions to provide the correct voltage to the modulator screen grids. Construction Highlights – black plates, hanging side halo getter. r54


5t4 tubes were recently tested on a TV-7 tube test Power transformer T1 powers all of the power supplies in the Ranger. Skip to main content. All of these tubes have a brown base and black plates.

The choke input filter allows the rectifier tube to handle substantially more current than when used with a capacitor input filter. All of these tubes have been tested for transconductance, shorts, gas, leakage and life.

All 4 pair have similar results. Browse Related Browse Related. All of these tubes have been tested on the Amplitrex AT tube tester, the best tube tester on the market. If you have any questions or comments, you can send E-Mail to Dr.

The capacitor further smooths out the variations in the output of the filter choke to produce pure DC. This tube has a low getter.

Power Transformer T1 Filament Secondary. Number of bids and bid amounts may be slightly out of dtasheet. Power transformer T1 also supplies the filament power to all of the tubes in the Ranger. The tube has a directly heated cathode, which means that a separate filament winding on the power transformer must be used, since the cathode is not at ground potential.


5R4 Tube | eBay

Tested on Hickok A. You can click here for a 5R4-GY data sheet. As used in this dayasheet the 5R4-GY can handle a maximum current of about mA.

The 5R4-GY can handle up to mA when used with a choke input filter. The relatively smooth output of the filter choke is additionally filtered by capacitor C Actual rates apply to overseas shipping.

IPZ40N04S5-5R4 Datasheet PDF

However, it is not in its original box so You can click here to find out how to properly adjust R For sale is a chatham jan-cahg-5r4wga tube. See each listing for international shipping dqtasheet and costs. A choke input filter lowers the peak current the rectifier tube must handle, and increases the overall average current that the rectifier tube can deliver.