Nipros Products › VHD-1820 VHD-1820 $2,339.00 Sold Out Dual 1x8 12G-SDI 1RU Re-Clocking Distribution Amplifier - Two 1x8 12G Systems 4pin XLR + AC Redunant Power Inputs Sold Out Added! Dual 1x8 12G-SDI 1RU Re-Clocking Distribution Amplifier - Two 1x8 12G Systems 4pin XLR + AC Redunant Power Inputs