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 Hallicrafters SX-115 SX115 Communications Receiver Manual Ham Radio $13.99 Add to cart Hickok 532 Dynamic Mutual Conductance Tube Tester Manual $9.99 Add to cart Hickok 690 VHF-UHF Crystal Controlled Marker Calibrator Operating Manual $9.99 Add to cart Hickok 605A Dynamic Mutual Conductance Tube Tester Manual $8.99 Add to cart