UF41 Telefunken

Description

Classic Rimlock Pentode – UF41 Telefunken Vacuum Tube

The UF41 Telefunken vacuum tube offers precise RF pentode amplification tailored for vintage radios and mid-century European audio gear. Manufactured by Telefunken—a name synonymous with quality and innovation—this B8A (rimlock) base tube provides reliable signal gain, low noise, and warm, vintage tone across a wide range of RF and IF applications.

Thanks to its compact design and stable performance, the UF41 fits seamlessly into post-war receivers and early audio circuits. Moreover, its ability to reduce hum and electromagnetic interference ensures cleaner, more accurate sound. This makes it an excellent choice for both restoration professionals and audio enthusiasts looking to maintain original circuit characteristics.

Built with rugged internal materials and a durable glass envelope, the UF41 from Telefunken stands up well to regular use. Additionally, its dependable performance at moderate voltages and currents allows it to operate consistently in demanding RF stages. Many restorers rely on this tube to deliver the same tonal warmth and clarity their vintage equipment was originally designed to produce.

Whether you’re restoring a treasured 1950s radio or maintaining a vintage audio system, the UF41 Telefunken vacuum tube provides the tone, gain, and reliability needed for faithful performance. Its German engineering and long-standing reputation make it a trusted component in any high-quality tube lineup.