Signatone Microprobe Test Equipment
mmWave microprobe test system

RF-mmWave Test

For your most demanding test applications;   From bare die & shards to 300mm wafers.  

From DC to mmWave frequencies for the most advanced 5G devices.  Signatone has served the semi industry since 1968.  Tell us about your next microprobe test application:


RF/mmWave Micropositioners

RF - mmWave positioners and probe arms compatible with most RF probe stations including retrofit kits to automatic probers.  


Load-Pull Positioner

Designed for stable positioning of the leading load-pull tuners offered today.  This is just one of several sizes.  Tell me about your applications!


DC Probe Test

Manual & semiautomatic solutions for testing bare die, shards or whole wafers to 300mm.  Simple yet capable solutions for every  budget and every application.  Signatone offers a  complete line of micropositioners, microscopes, vibration isolation, thermal chucks & digital imaging.  Tell us about your application:


Resistivity Test

Providing four-point probe heads and test stands to characterize your substrates and materials.