HICKOK CARDMATIC KS-15874-L1 TUBE TEST CONDITIONS Sorry, this product cannot be purchased. $6.99 Category: Hickok Description Description For sale is reprint of Hickok Cardmatic KS-15874-L1 Tube Test Conditions tables. Manual is 7 pages long. Related products Hickok 660 Color Bar Generator Operating Manual $8.99 Read more Hickok Model 620 Linear Pattern Generator Operating Manual $8.99 Read more Hickok 752 Tube Tester Complete Manual with Tube Data +CA4 Data $16.49 Read more Hickok 656 XC Color Bar Generator Operating Manual $9.99 Read more