Where can I buy a replacement MIDI dongle for Quicksilver? September 16, 2020 16:06 Updated The MIDI dongle uses a standard male PS/2 to female AT adapter, which can be purchased many places such as Amazon: PS/2 to AT adapter Related articles When will Quicksilver 303 be available? Do the Engine MIDI outputs power a MIDI thru box? Do you take pre orders or have a waiting list? Do you sell TR-808 start/stop switches?