One user on AVS Forum reported: “After finding the manual for my AVR 51 and setting the EZSET to manual override, my $50 thrift-store receiver now sounds like a $1,500 modern amp. The ‘134’ phase correction trick saved me from buying a new center channel.”
: Place the unit on a firm, level surface with ample space above and below. The manual warns against placing it on carpets or in enclosed cabinets without airflow, as high-current amplifiers generate significant heat. harman kardon avr 51 user manual 134 better
Before tweaking, wipe previous owner settings. One user on AVS Forum reported: “After finding
reflects the era of high-end analog and early digital audio. Unlike the Harman Kardon AVR 151 Before tweaking, wipe previous owner settings
Once upon a time, in a dusty basement filled with the ghosts of analog past, lived the Harman Kardon AVR 51