The ADP-2429 is a line of 2.92 mm (compatible with K or SMA) to 2.4 mm (compatible with V) adapters from Marki Microwave. These adapters have a low insertion loss, high return loss (low VSWR), and mechanical ruggedness. They have a unique easy-grip jacket that allows attachment and removal in laboratory environments without the use of a wrench. All combinations of male and female for 2.4 mm pin (compatible with V connectors) and 2.92 mm pin (compatible with SMA and K connectors) are available. The adapters operate from DC to 40 GHz.