The PE1201 from Pasternack is an In-Series 2.92 mm Jack Hermetically Sealed Adapter that operates from DC to 40 GHz. It mates mechanically with commercially available SMA and 3.5 mm connectors. This adapter is based on the 2.92 mm series connector design and has a female-to-female gender configuration. It has been designed to prevent leakage of gases, making it suitable for high pressure or vacuum applications or whenever an airtight seal is required. This in-series adapter has a dielectric withstanding voltage of 750 V (RMS) and a voltage rating of 250 V (RMS). It has an insertion loss of 0.505 dB and a VSWR of 1.35:1. This RF adapter is available in a hermetically-sealed bulkhead-mount package that measures 0.89 x 0.56 x 0.56 inches with Beryllium Copper contacts and stainless-steel finish.