Here's something for fellow sadists!
Phantom + 4 Relay Board provides PAD, Flip, DI, xfmr primary series/parallel toggle. This was done in the wee hours and may have some things wrong. The zip has overlay and copper layouts for your er... enjoyment.
Final Pin Spacing update (copper, silk, overview)
http://www.guavatone.com/free/10468.zip
You can use this for Phantom and separate relay voltage
Or this for all 48V relays
Phantom + 4 Relay Board provides PAD, Flip, DI, xfmr primary series/parallel toggle. This was done in the wee hours and may have some things wrong. The zip has overlay and copper layouts for your er... enjoyment.
Final Pin Spacing update (copper, silk, overview)
http://www.guavatone.com/free/10468.zip
You can use this for Phantom and separate relay voltage
Or this for all 48V relays