Airpax -- The Contact Modulator -- 8 booklet series by the Engineering Staff of Airpax with more than anyone ever needed to know about choppers. About 30 pages per booklet. Very good condition 1958-1960 -- $50

General Electric Nickel-Cadmium Battery Application Engineering Handbook -- 1971 plus supplemental volume 1973. Just a bit of writing on the cover of the first book, otherwise very good condition. $10 both books.

Microchip Embedded Control Handbook V.1, 1997 -- $15

• Linear Applications Handbook 1986 -- $15
• Voltage Regulator Handbook 1975 -- $5

• Linear Integrated Circuits & MOS Devices plus application notes, 2 book set: SSD-201 & SSD-202, 1972. About 1000 pages total. Good condition. $20
• Silicon Power Circuits Manaual SP-50. 1967. Paperback. Good condition 415 pages. $10

Siliconix MOSPOWER Applications -- Hardbound 1985. Approx. 200 pages. Excellent condition, $40.