Radiotron Designer's Handbook
The complete fourth edition (originally 1,498 pages) of this classic text is now available as a downloadable PDF (link emailed immediately following order).
A huge repository of tube theory and practice. Extensive cross-references to other sources. Disc includes the Adobe Acrobat Reader.
Original Format: 1953. Radio Corporation Of America., 1482 Pages, 4lb 2oz. (Over-sized Red Hardcover). Radiotron Designer's Handbook by F. Langford Smith. It was often called the "bible" of vacuum tubes and their circuits due to its sheer size and complete scope. It was also sometimes known as "the big red book" due to its bright-red leather cover.