Adding a Fan Controller to Topward 6603A
I did a review on Topward’s 6603A linear power supply last time. In my opinion, Topward 6000 series power supplies are really well made and offer exceptional performance. One minor annoyance though, as I mentioned, is that the two cooling fans are constantly on. This makes the otherwise great piece of lab equipment rather noisy, even when the load is light. Continue reading ‘Adding a Fan Controller to Topward 6603A’ »