The Model MS-SMA-020 SPDT fail-safe RF mechanical switch operates from DC to 3 GHz and can withstand two-million switching operations. Insertion loss is less than 0.2 dB, isolation is 80 dB, and VSWR is 1.2:1. The switch specs an operating temperature range from -10°C to +60°C and, for operation, requires 28 Vdc at 160 mA. Additionally, it uses SMA female connectors and comes in a rugged enclosure measuring 1.5” x 1.34” x 0.5”. NARDA MICROWAVE - EAST, Hauppauge, NY. (631) 231-1700.