QuinStar Technology offers a selection of cryogenically coolable products and measurement services associated with them. Standard products as well as custom designed products are offered in these product areas. The following products are offered as standard products:

• Low Noise Amplifiers

• Receivers

• Isolators and Circulators

• Loads

• Passive Components and Waveguide Products

Capabilities and general information about the cryogenically coolable Low Noise Amplifiers and Receivers are presented in Section 1.

QuinStar offers a complete line of coolable coaxial ferrite products operating in the frequency range of 300 MHz to 50 GHz. Waveguide-based ferrite components, passive components, and waveguide components operating over 18-140 GHz frequency range are also available for cooled operation (down to around 4 deg. K).

• Broadband performance (4 to 8 GHz)

• Low Insertion loss 0.4 dB max. @ 77 degrees Kelvin

• VSWR 1.28:1 max.

• Optional bias pin and I/O connectors

• Compact size 1"X1"X0.5"

Measurement Services at Low Temperatures:

QuinStar has facilities and personnel to conduct extensive measurements on components and subsystems at cryogenic temperatures (4 degree to 100 deg. K). Test and evaluation services are offered for the following:

• Measurement and Characterization of Active and Passive Components

• Subsystem Evaluation and Testing