Reply To: Using the SA44B at very low frequencies. Forums › SA Series Discussions › Using the SA44B at very low frequencies. › Reply To: Using the SA44B at very low frequencies. Justin CrooksModerator Justin Crooks January 14, 2019 at 9:24 am Last time I needed to AC couple down to 10 Hz, I used a 220 uF aluminum polymer cap for DC blocking with a 1k to ground after, using two SMA connectors and a soldering iron. It wasn’t pretty, but it worked.
