this audio issue do not happen at all with the roku 4k express while using , only during shield use
an to state the gear all current in use with the avr an shield is as followed
Furman PL-8C 15 Amp, Advanced Level Power Conditioning, SMP, EVS, LiFT, 9 Outlets
plugged in to standard 3 prong outlet
an all gear is plug into it without use of any 2 to 3 prong adapters
all speaker wire from speakers to amps is JSC Wire 8 AWG Red High Current wire
between the avr an the tv an shield an roku
are
Monoprice 4K Slim Certified Premium High Speed HDMI Cable - 18Gbps Black 6ft an 3ft cables
between my crown amps an avr are
Stage Right by Monoprice STARQUAD XLR Microphone Cable, Optimized for Analog Audio - Gold Contacts, XLR-M to XLR-F, 24AWG, 10FT, Black
an between my sheild an network set-up is a
Monoprice Entegrade Series Cat7 Double Shielded (S/FTP) Ethernet Patch Cable - Snagless RJ45, 600MHz, 10G, 26AWG, 25ft, Blue
i dont have any current good pixs a my only good camara was my smart phone an that doesnt work right now