Simple MIDI thru box

midithru

[Aris] has quite a few MIDI devices that only have in and out ports. To chain together multiple devices, the MIDI slaves must have a “thru” port. Instead of daisy chaining, a better solution is to build a thru box to split the signal from the master. [Aris]‘s thru box design uses an optocoupler on the input, which connected to … Read the rest