Sigint Solutions


LSW RF Switches

The Lab Brick Switch product family offers reliable, high isolation and low cost solid state switch products in both single pole double throw and single pole four throw configurations.

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The LSW RF switches require connection to a USB port for control and power. No additional DC supply voltage is required. Lab Brick Switches are easily controlled and programmed directly from the included GUI and through the external control inputs. Lab Brick Switch API DLL and LabVIEW compatible drivers are also available for custom programming applications.

Features and Benefits
  • SPDT and SP4T models available
  • 10 Watt power handling capability
  • USB powered and controlled
  • Includes easy to install and use GUI
  • Manual, Internal and External switch control capability
  • Operate multiple devices directly from a PC or self powered USB hub
  • Easily programmable for ATE applications
  • Robust aluminum construction
  • Automated Test Equipment (ATE)
  • WiMAX, 3G, LTE test platforms
  • Engineering/Production Test Labs

Technical Specifications

Operating Frequency [GHz] 0.1 to 5
Insertion Loss 0.1 to 2 GHz: 1.5 dB typ. 2.5 dB max.
2 to 3 GHz: 2.5 dB typ. 3.5 dB max.
3 to 4 GHz: 3.5 dB typ. 4.5 dB max.
4 to 5 GHz: 4.0 dB typ. 5.5 dB max.
Isolation 70 dB typ. 60 dB min. 60 dB typ. 50 dB min.
Return Loss (all ports) 20 dB typ. 10 dB min
Input Power 0.1 to 3 GHz : 42 dBm typ.
3 to 4 GHz: 41 dBm typ(for 0.1 dB Compression)
4 to 5 GHz: 40 dBm typ.
Input 3rd Order Intercept +60 dBm typ.
Max Input Power2
(all ports terminated)
+40 dBm
Switching Speed 90 nS max.
Control (Internal) GUI, API
Control (External) TTL signal
Control Logic SPDT VctlA =1 RFC to RF1
VctlA =0 RFC to RF2
Control Logic SP4T VctlA =1, VctlB=1 RFC to RF1
VctlA =1, VctlB=0 RFC to RF2
VctlA =0, VctlB=1 RFC to RF3
VctlA =0, VctlB=0 RFC to RF4
DC Power 5V/40 mA via USB
GUI Compatibility Windowsâ„¢ 7/2000/XP/Vista
Dimensions 3.86" x 2.52" x 1.35"
(98 mm x 54 mm x 34 mm)
Weight < 0.5 lbs (0.23 Kg)
RF Connectors SMA-F
External Control Connectors BNC-F
USB Cable USB 2.0 A/B
Notes 1Customized models are available tailored to specific performance requirements.
2All RF ports must be properly terminated for operation above +30 dBm or damage may occur.
3The GUI software and 6' USB cable are included with the purchase of each Lab Brick Switch. Specifications are subject to change without notice.