It seems the most efficient hack of this dev board will be simply adding an amplifier to this board’s output and possibly programming a better interface than the current LabView software available.

Although many waveform generators have a built-in function for this requirement, you must program it yourself if you want to implement a swept sine with a multifunction data-acquisition card. You can ...

function generator with 40-MHz max sine output plus 5-MHz output for square, ramp/triangle, DC, and arbitrary modes. Here are some additional capabilities of the the VirtualBench family: ...