Low cost Heavy Duty replacements for original 811A tubes.
Just plug in and play, no changes required.

High-mu power triode for use in Class AB₂, Class B, Class C RF, and audio amplifiers. The modern TAYLOR 572B is virtually an exact copy (both mechanical & electrical) of the original Cetron 572B/T160L tube. TAYLOR is the preferred choice for FL2100, SB200/SB201, 10-160L, 30L1, etc. Base indexed and internal structure aligned and supported for both horizontal and vertical operation.

All Taylor Tubes receive complete testing and are matched into pairs, threes and quads.

Low cost Heavy Duty replacements for original 811A tubes.
Just plug in and play, no changes required.

Excellent tube made exclusively for the U.S. market.

(NOTE: FL-2100B required Bias Supply modification to use Svetlana Tubes.)

Base Indexed and internal structure aligned and supported for both horizontal and vertical operation.

Each 572B Svetlana tube is fully tested by RF Parts prior to shipment, and includes
1 Year Limited Warranty against manufacturing defects and workmanship.

  Click here to view Data Sheet on the Svetlana 572B.