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 KS-5727 Bell System Practices Tube Tester Manual $8.99 Read more Hickok 600A 600-A Tube Tester Manual $8.47 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