Wohler level meters are available with 25, 26, or 106 segment bargraphs, providing very high resolution and a wide (up to 70db usable) dynamic range in increments as small as 1/2 db across mid-scale. Unites available to monitor 2 to 32 channels of Analog, digital AES/EBU, SD-SDI @ Dolby Digital/AC-3 inputs.