The EL508 / PL508 tube represents an excellent option for vacuum tube amplifier enthusiasts. Known for its superb electrical characteristics, this tube offers exceptional linearity and very low internal resistance. The triode configuration of the EL508 / PL508 allows its full potential to be exploited, ensuring high-quality audio performance and crystal-clear sound reproduction.

Introducing the 5KPP508T Audio Transformer
We are pleased to present our 5KPP508T audio transformer, specifically designed for use in push-pull configurations with EL508 / PL508 tubes wired as triodes. This transformer boasts a primary impedance of 5000 ohm plate-to-plate and secondary impedances of 4/6/8 ohm, providing operational flexibility and uncompromising audio quality.
The triode curve plot, shown in the attached image, highlights the outstanding performance achievable with this configuration. Thanks to the combination of the EL508 / PL508 tube and our 5KPP508T transformer, it is possible to reach an output power of 20 watts RMS in push-pull mode, ensuring an engaging and immersive listening experience.

Hands-On Experience: Push-Pull Integrated Amplifier with PL508 Tubes
For those who wish to directly experience the performance of the EL508 / PL508 tube in a push-pull amplifier, we invite you to explore our project “Push-Pull Integrated Amplifier with PL508 Tubes“. This project, successfully completed by numerous customers, delivers excellent audio quality and great satisfaction with the resulting sound. Click here for more details. Discover the potential of the EL508 / PL508 tube and our 5KPP508T transformer to turn your listening experience into an extraordinary musical journey.
Items in the price list are subject to quantity discounts. When you purchase output transformers together with other components such as chokes or power transformers on this site, you will receive significant discounts, as shown below.
| Mod. 5KPP508T | ||||||||||||
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(*)This does not prevent it from being used with other tubes as well. |
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