engineering services, electrical and electronic, electronic display panels or modules or systems, lighting, power supply systems or units, printed circuit consultancy or design or production services, electronic cable assemblies or harnesses, electromechanical components and devices, test and measurement instrumentation, component assemblies, connectors, piezoelectric crystals, electromechanical components, electronic components, filters, ceramic filters, lamps, light emitting diode (led) lamps, liquid crystal displays (lcd), metal components available from h-d associates inc based in tempe, az. click the links below to visit our website or contact us via our profile page.