Communitys G system relays – Engl 530 preamp channel change By tcelectronic.com - May 30, 2017 Share on Facebook Tweet on Twitter G system relays – Engl 530 preamp channel change I cant figure how to get my g system to change the channels on my Engl 530.I tried TRS to TRS, TS to TS and TRS to 2x TS with no luck. read more Source: http://forum.tcelectronic.com Tags: Engl, TC Electronic RELATED ARTICLES New saddles for my AL New saddles for my AL Luke iii bfr hh internal potentiometers "Darth Vader" Stingray? Scotch Brite Neck "fix" for Majesty? "Classic" & "Old Smoothie" availability. Love the Stingray II Axis – tremolo, base plate, bridge angle Help Restoring My 2008 Silhouette Special HSS wiring.