Practical Vacuum Tube Handbook (Reprinted April 20, 1999) This book explains the basic knowledge of vacuum tubes, how to use them effectively, and vacuum tube usage and circuits for each vacuum tube. Price: ¥2,000 + tax This is a reprint with some revisions of the "Practical Vacuum Tube Handbook" (first published in 1966, 16th printing in 1984). Product Condition: ・Due to long-term storage, there is some fading due to wear and tear and aging, but it does not affect use. ・There are underlines with a marker in some places in the text. There is no problem in reading it, but please be aware of this if you are concerned. Thank you for viewing. Thank you very much.