Hickok 580 580A Obsolete Tube Test Data Book $8.99 Hickok 580 580A Obsolete Tube Test Data Book quantity Add to cart Category: Hickok Description Description For sale is reprint of Hickok 580 and 580A Obsolete Tube Test Data book. Manual is 17 pages long. This data book covers tubes no longer covered by tester’s roll chart. Related products Hickok 388 388X CD In-Line Tester Manual $11.99 Add to cart Hickok 191X Universal Crystal Controlled Microvolt Signal Generator Manual $9.99 Add to cart 1970 Tube Test Data for Hickok 539B and 539C Tube Testers $7.99 Add to cart Hallicrafters SX-115 SX115 Communications Receiver Manual Ham Radio $13.99 Add to cart