KT88 - мощный лучевой тетрод для звуковой техники производства завода "Светлана" (Svetlana, Санкт-Петербург). Ниже - описание лампы из каталога Svetlana (на английском языке, как в оригинале) и полный файл технических данных для скачивания.
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Svetlana KT88 - KT88 High Performance Audio Beam Power Tetrode
Svetlana KT88 High Performance Audio Beam Power Tetrode
The SvetlanaTM KT88 is a glass-envelope beam power tetrode. It is intended for audio frequency power amplification service. High plate dissipation rating, close manufacturing specification tolerances and thorough processing provides improved reliability and superior sonic performance.
The Svetlana KT88 is manufactured in the Svetlana factory in St. Petersburg, Russia, and is designed to be a direct replacement for any KT88, KT90, KT99 or 6550.
The new KT88 features greatly enhanced sonic performance: Increased peak cathode emission from new cathode materials; Stable operation from extended processing and aging; Gold-plated grid; New tri-plated grid; New tri-plate anode; Single-piece beam forming electrode; Precise grid/screen alignment; Improved vacuum processing; comprehensive static and audio amplifier testing before and after aging.
⬇ Скачать полное описание KT88 (PDF, английский)
Из справочника Svetlana на старом сайте АудиоПортала (2006).