Johnstech International is the leading manufacturer of Test Contactors
used for semiconductor production testing and device characterization.
Johnstech offers solutions for testing a wide variety of packages and
memory modules such as  QFP, QFN, SO, DFN, DDR2 and DDR3. The
superior electrical and mechanical performance of Johnstech products,
even on RoHS compliant lead-free packages, makes Johnstech the
contactor of choice for companies seeking increased
performance results and lower cost of test.