For sale is ONE (1) 7700DA7-HD DA board in very good condition. It comes with a backplane. The backplane is from a different card so labels are wrong. It fits and works fine, tested. The BNC should be labeled from top: SDI IN and then SDI OUT x7. We have a few units for sale (1 per listing price). All others are in same condition.
The 7700HD series Distribution Amplifiers provide reliable distribution of your 1.5GB/s HDTV and 270MB/s Standard Definition serial digital signals. The 7700DA7-HD features one auto-equalized input with seven reclocked outputs
The DA has been designed to reclock at 1.5GB/s and 270MB/s. In nonreclocking mode, it can be used as a SMPTE ST 310-1 or SMPTE ST 259-1/292-1 distribution product.