Can I get data out of the thru port on a series 3 receiving wireless data?
Unfortunately, not at this time. See https://support.etcconnect.com/ETC/Fixtures/Source_Four_LED/Series_3/Does_my_Source_Four_LED_Series_3_with_Multiverse_Gateway_Wireless_DMX_to_DMX_Thru
Bummer! Thanks for letting me know.