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Old 04-15-2015, 01:56 PM
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Default Power control from C2500/MX121 to MC452

Hi All,

Do you think there would be an issue using a mini-stereo splitter on the amp end running power control from both the C2500 and MX121?

I'll be using a JL CR-1 feeding from both units and want to control the amp from both pre/pro.

Hope that makes sense...

Thanks,
Karl
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Sources: Linn Klimax DS, Kaleidescape Strato S Amps: MC452 & MC301 Speakers/Subs: Sonus Faber Olympica III’s & Nova CII in Wenge, 2 x JL Fathom 112's w/ Sound Anchor stands Pre/Pro: C1100, MX122 Power: PS Audio P10 Cables: Center speaker-Wireworld Silver Eclipse 8, L/R Speakers-Wireworld Gold Eclipse 7, Kimber Palladian Power Cables, Kimber KS1126 Interconnects Misc: Furutech Flux 50 NSF, Furutech GTX-D NSF outlets, Furutech Boosters

Last edited by McDaddy; 04-15-2015 at 08:32 PM.
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Old 04-15-2015, 05:09 PM
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Karl.......I would not back-feed to control voltage from one preamp to another. I would contact Chuck Hinton at McIntosh for a definitive answer.
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STUDIO - McIntosh C1000C/P, MC2301 (2), MR88, Aurender N10, Esoteric K-01X, Shunyata Sigma spdif digital cable, Sonos Connect, PurePower 2000, Stillpoints, Furutech Flux 50, Michell Gyro SE, Michell HR Power Supply, SME 309, Ortofon Cadenza Black, Wireworld, Sonus faber Amati Anniversario
LIVING ROOM - McIntosh C2300, MC75 (2), MR85, Magnum Dynalab 205, Simaudio MOON Neo 260D-T, Schiit Audio Yggdrasil, Aurender N100H, Shunyata Sigma USB cable, Micro Seiki DD40, Ortofon Cadenza Blue, Nakamichi BX-300, Sony 60ES DAT, PS Audio P10, Furutech Flux 50, Sonos Connect, Stillpoints, Wireworld, Kimber, PMC EB1i, JL Audio f113
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Old 04-15-2015, 05:45 PM
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Thanks Dan, that is good advice. I'll do that...
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Sources: Linn Klimax DS, Kaleidescape Strato S Amps: MC452 & MC301 Speakers/Subs: Sonus Faber Olympica III’s & Nova CII in Wenge, 2 x JL Fathom 112's w/ Sound Anchor stands Pre/Pro: C1100, MX122 Power: PS Audio P10 Cables: Center speaker-Wireworld Silver Eclipse 8, L/R Speakers-Wireworld Gold Eclipse 7, Kimber Palladian Power Cables, Kimber KS1126 Interconnects Misc: Furutech Flux 50 NSF, Furutech GTX-D NSF outlets, Furutech Boosters
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Old 04-15-2015, 08:03 PM
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Quote:
Originally Posted by McDaddy View Post
Hi All,

Do you think there would be an issue using a mini-stereo splitter on the amp end running power control from both the C2500 and MX121?

I'll be using a JL JCR-1 feeding from both units and want to control the amp from both pre/pro.

Hope that makes sense...

Thanks,
Karl
McDaddy:

Do you run the MX121 and C2500 in the same system and does that serve for dedicated 2 channel via the C2500 and multichannel/theater via the MX121? I currently have an MX121 and I'm considering adding an MC452 to power the mains. If I could run both in the same system I'd be in heaven!
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Analog: VPI Classic Direct (12" Fatboy) with Ortofon A95 cartridge; Ortofon ST-80SE Transformer; McIntosh C2500.
Digital: SilenZio Gen 3 High Performance Media Server; Esoteric K-03X.
Supporting System: McIntosh MX122 A/V Center; MC205 Amplifier; Bryston 14bSST2 Amplifier; PS Audio P10 Power Reconditioner; Revel Salon 2 Mains; Revel Voice 2 CC; JL Audio f113v2 (2); JL Audio CR-1 Crossover; Focal IC1002 Surrounds
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Old 04-15-2015, 08:21 PM
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Your correct Scirica. The key is the CR-1, which will allow me to power off the c2500 when not in use as I would not want to run a tubed preamp all the time for L/R multichannel use. The CR-1 allows me to bypass the two channel setup so I can run L & R from the MX121.
Net, turn off the MX121 which powers off all of my amps, and then I want to be able to power on the C2500 and have it power on the MC452.

I was thinking a y-splitter on the amp end may work but back feeding power control is a concern so we'll see what Mcintosh has to say.
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Sources: Linn Klimax DS, Kaleidescape Strato S Amps: MC452 & MC301 Speakers/Subs: Sonus Faber Olympica III’s & Nova CII in Wenge, 2 x JL Fathom 112's w/ Sound Anchor stands Pre/Pro: C1100, MX122 Power: PS Audio P10 Cables: Center speaker-Wireworld Silver Eclipse 8, L/R Speakers-Wireworld Gold Eclipse 7, Kimber Palladian Power Cables, Kimber KS1126 Interconnects Misc: Furutech Flux 50 NSF, Furutech GTX-D NSF outlets, Furutech Boosters

Last edited by McDaddy; 04-15-2015 at 08:32 PM.
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Old 04-15-2015, 08:34 PM
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It can be done; you will just have to employ some diodes.
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Old 04-15-2015, 08:45 PM
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Quote:
Originally Posted by Masterlu View Post
It can be done; you will just have to employ some diodes.
Ivan.......That is a whole different approach than just using a Y adapter.
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STUDIO - McIntosh C1000C/P, MC2301 (2), MR88, Aurender N10, Esoteric K-01X, Shunyata Sigma spdif digital cable, Sonos Connect, PurePower 2000, Stillpoints, Furutech Flux 50, Michell Gyro SE, Michell HR Power Supply, SME 309, Ortofon Cadenza Black, Wireworld, Sonus faber Amati Anniversario
LIVING ROOM - McIntosh C2300, MC75 (2), MR85, Magnum Dynalab 205, Simaudio MOON Neo 260D-T, Schiit Audio Yggdrasil, Aurender N100H, Shunyata Sigma USB cable, Micro Seiki DD40, Ortofon Cadenza Blue, Nakamichi BX-300, Sony 60ES DAT, PS Audio P10, Furutech Flux 50, Sonos Connect, Stillpoints, Wireworld, Kimber, PMC EB1i, JL Audio f113
VINTAGE - McIntosh MA230, Tandberg 3011A tuner, Olive 04HD, Sony DTC-59ES DAT, McIntosh 4300V, JBL 4312A
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Old 04-15-2015, 08:57 PM
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I should add that the "key" here is that I also intend to share my subs between multi-channel and two channel listening, thus the CR-1.
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Sources: Linn Klimax DS, Kaleidescape Strato S Amps: MC452 & MC301 Speakers/Subs: Sonus Faber Olympica III’s & Nova CII in Wenge, 2 x JL Fathom 112's w/ Sound Anchor stands Pre/Pro: C1100, MX122 Power: PS Audio P10 Cables: Center speaker-Wireworld Silver Eclipse 8, L/R Speakers-Wireworld Gold Eclipse 7, Kimber Palladian Power Cables, Kimber KS1126 Interconnects Misc: Furutech Flux 50 NSF, Furutech GTX-D NSF outlets, Furutech Boosters

Last edited by McDaddy; 04-15-2015 at 09:00 PM.
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  #9  
Old 04-15-2015, 08:59 PM
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I think diodes are above my pay grade Ivan. :-)
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Sources: Linn Klimax DS, Kaleidescape Strato S Amps: MC452 & MC301 Speakers/Subs: Sonus Faber Olympica III’s & Nova CII in Wenge, 2 x JL Fathom 112's w/ Sound Anchor stands Pre/Pro: C1100, MX122 Power: PS Audio P10 Cables: Center speaker-Wireworld Silver Eclipse 8, L/R Speakers-Wireworld Gold Eclipse 7, Kimber Palladian Power Cables, Kimber KS1126 Interconnects Misc: Furutech Flux 50 NSF, Furutech GTX-D NSF outlets, Furutech Boosters
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Old 04-15-2015, 09:00 PM
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Quote:
Originally Posted by McDaddy View Post
I should add that the "key" here is that I intend to share my subs between multi-channel and two channel listening.
And I might just be going subless for 2 channel, which would make mine a little simpler. But you did get me thinking about running the C2500 constantly during theater use. If it's in bypass, would there really be much wear and tear?
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Analog: VPI Classic Direct (12" Fatboy) with Ortofon A95 cartridge; Ortofon ST-80SE Transformer; McIntosh C2500.
Digital: SilenZio Gen 3 High Performance Media Server; Esoteric K-03X.
Supporting System: McIntosh MX122 A/V Center; MC205 Amplifier; Bryston 14bSST2 Amplifier; PS Audio P10 Power Reconditioner; Revel Salon 2 Mains; Revel Voice 2 CC; JL Audio f113v2 (2); JL Audio CR-1 Crossover; Focal IC1002 Surrounds
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