... dB (or user-adjustable),step 0 is lockedFine gain4 dB, continuously variable in 40 stepsRectificationFull-wave, negative and positive half-wave, ... gates2 independent gates in color bar mode, start and width variable over the entire calibration range, response threshold of 10 ... transfer loss correction, 4 other curves can be displayed with variable dB intervalsDisplay size / resolution116 mm x 87 mm, 4 ...