This (Set of 2) RCA Brand New Solid State Rectifiers are designed to replace the 866A, 3B28, 3B25 & CR 275 Rectifier Tubes.
The are a great upgrade for Transmitters and Amplifiers like the Collins 30S-1!
The data sheet is included. They are brand new in the original RCA package.
Please see the pictures to read all about them.