"Very responsive and cooperative. Service has always been there and with good quality." - Logistics, Zoom Telephonics See more customer comments Home Manufacturing Services Major Equipment Test / Inspection Capabilities Quality Marco People Contact Us A most responsive electronics contract manufacturer. Test Capabilities Your satisfaction is assured by Marco's quality assurance.  In-Circuit Test (ATE)      Teradyne 1800 and      Zehntel 800 (2)  Functional Test  Product Burn-In  Cleanliness Testing       Lonco Model       Zero ION ZI-100 X-Ray Inspection  Glenbrook Model RTX-113       Real Time Capability -       BGA's, uBGA's, FlipChip       Zoom Camera 4x to 50x       Variable Angle Viewing:       45°