Audyssey measures the levels for all channels using the same mic, in the same spot with the same test signal. The Audyssey mic for that system had no problem running the speaker calibration all the way through. At that time Audyssey was switching from the ACM-1 to the ACM-1H. Usually better condenser mics could cost a couple hundred dollars or more. The first is mic type. Different kinds of mics have different recording patterns and, especially important with gaming headsets, different power needs. The speaker positions have not changed at all, nor was any other variable (furniture, etc.) It's possible the Sony might do the same. I'll try again with the speakers set to 150Hz and 180Hz for the centre and adjusting the bass to just LFE instead of LFE+Main. This is a review and detailed measurements of the Audyssey Room Equalization. I replaced the Onkyo 3008 and put back on my Onkyo 807. What I am getting at is, Denon will never sell you a chip or inferior microphone, and obviously Denon had chosen this particular mic and not another for a reason. What the problem is with the Audyssey mic. Home theater automatic speaker calibration dos and don'ts. Optimized voice recognition. changed. There are some things to bear in mind when you’re shopping for a gaming headset with good microphone. Levels seemed ok though. I have received about 10 mics from AVSForum users and they were all perfectly correct ACM-1H mics. The first two require a home computer of some sort, but Audyssey doesn’t. Auto speaker calibration is supposed to ease home theater setup hassles, but … I have done the entire 8-point calibration both times. All come with the needed microphones. The important thing to remember about microphones is that typically power equals volume—if a microphone … The filters must run on the same processor that is available to run the standard MultEQ XT (or XT32) that comes with the AVR and so the filter resolution is the same as what the AVR version already offers. The MultEQ Pro calibration produces filters that fix the acoustical problems in your room. It then calculates the filters for all the channels. Onkyo decided to use the Audyssey mic in late 2008. I've tried it on mine with different Mics and you end up with consistent phase errors and a horrible sounding EQ result. But, the new mic manufacturer was printing ACM-1 for a few months even though the mics were the correct ACM-1H. Onkyo technical support said most likely it was a bad Audyssey mic and that's why it wouldn't complete the calibration. Thanks for all your help on the setup of the Audyssey mic, placement, and resulting measurements. On AV Receivers that have Audyssey you have to use the mic type that came with it (or the Audyssey Pro Mic if using that system for calibration). The Audyssey setup sets all the speakers to 150Hz apart from the centre one which it sets to the next setting up 180Hz. Finally it compensates for the average level changes the filters induce, and sets the level trims to ensure that all the channels are outputting equal average signal levels. One thing that I wanted to confirm with you is the REV reading I get for my sub and right surround speaker. Measurement: I have done the measurements using the same Audyssey mic, and tried to keep the tripod positions as identical as possible by marking the positions with tape. Word recognition rate is maximized in a reverberant room thanks to Audyssey's … This is normal because it's not wall mounted I believe. Every time I run the Audyssey setup, the resulting display output shows a REV next to one the surround speakers and the sub. Audyssey's eVR Suite enables devices to better understand voice commands from a significantly farther distance, up to 6 meters/19 feet. Audyssey is standard technology in a number of Audio/Video Receivers such as the Denon AVR-X3600H I recently reviewed.The standard version in the AVR is mostly all or nothing so I downloaded the Marantz/Denon Android App that for $20 lets you customize some critical … So why jeopardize in making a perfect surround sound allignment, the way Denon wants you to do it. (There are other room EQ formats as well, but they’re generally either proprietary, such as from Yamaha and Onkyo/Integra, or found in crushingly expensive products from the likes of Trinnov and JBL Synthesis).