Hickok 470A UNISCALE VTVM Instruction Manual Sorry, this product cannot be purchased. $8.99 Category: Hickok Description Description For sale is reprint of Hickok 470A “UNISCALE” VTVM Instruction Manual. Manual is 28 pages Includes Part List and 11×17” Foldout of Circuit Diagram. Manual was enlarged from 8.5×5.5” booklet. Related products Hickok 890 In-Circuit Transistor Tester Manual $10.99 Read more Hickok PS-503 Solid State Regulated Power Supply Operating Manual $8.99 Read more Hickok 605A Dynamic Mutual Conductance Tube Tester Manual $8.99 Read more Hickok 700 Dynamic Mutual Conductance Tube Tester Manual $10.99 Read more