EICO 628 Emission Tube Tester Manual $8.99 Category: EICO Description Description For sale is reprint of EICO Model 628 Emission Tube Tester manual. Comes with Two 11×17″ foldouts of part list and circuit diagram. Manual is 12 pages long, Includes part list, Diagram and maintenance sections. Related products EICO 1050 6V 12V Battery Eliminator and Charger Instruction Manual $6.99 Read more EICO 239 Solid State FET TVM Instruction Manual $8.99 Read more EICO Model 753 Tri-Band Transceiver Operating Manual $9.99 Read more EICO Model 950B Resistance-Capacitance-Compactor Bridge Instruction Manual $7.99 Read more