Hickok 580 580A Obsolete Tube Test Data Book Sorry, this product cannot be purchased. $8.99 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 KS-5727 Bell System Practices Tube Tester Manual $8.99 Read more Hickok 455 Volt-Ohm-Milliammeter Operating Manual $7.99 Read more Hickok KS-15559-L1 KS-15560-L1 Tube Tester Manual $9.99 Read more Hickok 388 388X CD In-Line Tester Manual $11.99 Read more