Portable, standing wave ratio values of standards are 1.00 to 1, 1.20 to 1, 1.50 to 1, 2.00 to 1, 50 ohm system, furnished items include 3 no. F1411 precision coaxial standard mismatches, 1 no. F1404 coaxial termination, 4 gpc-7 plug connectors. 5.375 in. Lg, 4.938 in. W, 2.188 in. H