The VSM-3/4S is 3/4-channel consumer audio/video modulator. With single (USM-8D) and triple (USM-20D3) low cost UHF A/V agile modulator, UHF band channels 14 to 83, CATV channels 65 to 139.
Single (USM-8D) and Triple (USM-20D3) low cost UHF A/V Agile Modulator, UHF band channels 14~83, CATV channels 65~139
High Output 20dBmV minimum, 25 dBmV typical provides ample signal for multiple consumer devices (USM-20D3)
High Output 7dBmV minimum 10 dBmV typical provides ample signal for miltiple consumer devices (USM-8D)