Single Pole Double Throw (SPDT)  switches designed to reliably route microwave signals or RF energy from point to point within a transmission line, MPG’s SPDT Coax Switches are equally at home in an industrial environment, such as large RF communication systems and networks, or within the lab supporting RF testing equipment.

Designed to reliably route microwave signals or RF energy from point to point within a transmission line, Dow-Key Microwave’s Coax Switches are equally at home in an industrial environment, such as large RF communication systems and networks, or within the lab supporting RF testing equipment.

Our technical team and experienced engineers will help you determine the optimal Coaxial Switch or Coax Relay solution for your needs from our extended line of off-the-shelf and custom-designed products.

Features & Specifications

Coax Switch Configurations:
Coaxial Switch configurations include single pole double throw (SPDT), double pole three throw (DP3T), Transfer Double Pole Double Throw (DPDT), Single Pole ‘n’ Throw (SPnT), Miniature Coaxial, and T-Switch with the following actuators: failsafe and latching.

Coax Switch frequency:
MPG’s Coaxial Switches route RF signals over a broad bandwidth from DC to 40 GHz

Coax Switch features:
Our Coaxial Switches support maximum VSWR ranging from 1.1 to 1.95 with minimum isolation ranges from 55 dB to 85 dB and a max insertion loss from .1 dB to .8 dB, depending on configuration.

Coax Switches can be designed to meet customer specifications across the following ranges:

  • Operating Voltage (across temperature range): 12, 24 and 28 Vdc
  • Switching time: 15 ms to 30 ms max.

 

SPDT Coaxial Switches

Coaxial SPDT 401 Series

401, Unterminated single pole double throw with SMA or 2.9mm connectors. Failsafe or latching actuator. DC-40GHz

Frequency Range: DC-40GH

Coaxial SPDT 521 Series

521U, Terminated single pole double throw with SMA or 2.9mm connectors. Failsafe or latching actuator. DC-40GHz

Frequency Range: DC to 40GHz

Coaxial SPDT 401U Series

401U Series, High performance, great insertion loss, and several available off the shelf customizations, perfect for most applications.

Frequency Range:  DC to 26.5 GHz

Coaxial SPDT 919 Series

919 Series, Ruggedized SPDT switch that routes the signal to one of two outputs, SMA connectors. High +5M lifecycle repeatability.

Frequency Range: Various Ranges