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MS-8 in 2009 E90 with HIFI - issues with sirus satellite cutting in/out rear speakers
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02-27-2015, 08:40 AM | #1 |
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MS-8 in 2009 E90 with HIFI - issues with sirus satellite cutting in/out rear speakers
So I finally calibrated and adjusted the MS-8 to a point where I feel it sounds good.
Overall the center speaker dominates. Not sure if it is the quality of center I chose ( Kenwood KFC-1065S ) I saw a lot of recommendations for the DLS Reference 424, Vibe Slick 4 and others in this thread , but most are discontinued / hard to find. In order to get the sound where I like it I reduced the Center by 2 clicks and faded the sound 2 clicks in the MS-8 menu. Any other recommendations for center speaker options would greatly be appreciated. These are 3 that I found that have silk tweeters and *should* fit the center opening: Image Dynamics CTX-4 Alpine SPS-410 NVX VSP4 Also, listening to Sirius the rear speakers cut in and out with the Logic 7 on. Turn Logic 7 off and the speakers are fine. Also no issues with L7 on using radio/CD/ipod. I know Sirius sounds the worst anyway, but is this the norm? Is it my setup? Thanks My current setup: - CH1 = Left front - CH2 = Right front - CH3 = Left rear - CH4 = Right rear - CH5 = Center - CH6 = Left woofer - CH7 = Right woofer - CH8 = Not used Suggested setup: - skip input setup - Sub = 2, subsonic at 50Hz at 18dB slope, low pass at 175Hz at 12dB slope - Front = 1-way - Center = 1-way, 175Hz at 18dB - Sides = 1-way, 175Hz at 18dB Calibration volume = -25dB Main volume after calibration = -10dB (gong was too loud any higher IMO) Audio Adjustments after calibration MS-8: Logic 7 & Processing: ON Sub +2 Fade +2 rear Center -2 EQ: adjusted to flatten out gaps using a Real Time Analyzer app
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02-27-2015, 01:28 PM | #2 |
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The way L7 works is that normal (in phase) sounds are played through the rears at -6dB, room reverb type sounds (those out of phase) are routed to the rear only at full volume to present a sound stage. Works great with uncompressed but i suspect that the compression of sirius is negatively impacting the phase information between channels.
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02-27-2015, 01:43 PM | #3 |
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Yeah, its surely the compression on the sat radio....removing a lot of the stereo and out of phase info from the signal...The MS-8 making it more obvious due to the way it splits out the different parts of the signal....
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02-27-2015, 02:22 PM | #4 |
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Late to the party but yeah, what they said!
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Mobridge DA2 > JBL MS-8 > ARC XDi 600/4 > JBL Gti 408 Mids & Vifa OT19 Tweeters; PG Ti2 1600.5 > Morel HCW-10 & IDMax 15
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03-02-2015, 08:31 PM | #5 |
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Ok, that makes sense,
In my 2010 I had before with stock L7 that did not happen with Sirius. I did read though that the ms-8 is more 'aggressive' in stereo separation than the BMW version.
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jbl, logic 7, ms-8, sirius |
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