QuinStar Technology’s series QBA waveguide bulkhead adapter was developed for use as panel feed-through in assemblies and equipment packaging. These adapters operate over the full waveguide bandwidth in waveguide bands from 18.0 to 140 GHz. O-rings are provided on the panel mount for moisture resistance and a wide variety of flange types and configurations are offered. Standard lengths are 1.00 inches with custom lengths available upon request. Available with window.