Drake MM806 Modulation Monitor is a professional quality agile television demodulator with video and audio metering that demodulates any VHF, UHF, or CATV channel (54 through 806 MHz). The MM806 may be added to any headend installation to select and monitor any NTSC channel to allow setup of video and audio levels.
Ensures correct and consistent audio and video modulation levels
Synthesized reception of off-air TV channels 2 through 69,
CATV channels 2 through 125
Selection set by a convenient front panel push wheel switch
Two modulation meters are located on the front panel for ease of operation
Provide readout of video modulation and audio deviation percentages
Nominal 1.0 Vp-p standard negative sync video output