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Thread: Wee tweak - dont laugh...it worked!

  1. #1
    Join Date: Oct 2008

    Location: Glasgowshire

    Posts: 9,663
    I'm Gary.

    Default Wee tweak - dont laugh...it worked!

    Shifting about boxes on my equipment rack when I had a wee brainwave/brainfart...

    Since losing the CD player I hadnt thought about equipment isolation for a quite a while and having a half hour to spare I had a wee think about it; was there anything I could do to make a difference?

    Yes I was bored!

    I had a couple of packets of THESE:
    http://www.quietpc.com/gb-en-gbp/pro...es/acoustifeet

    lying around from a couple of PC builds I had done....and as they have vibration isolation/absorbing properties I wondered what they could do for my kit.

    My equipment rack is a Stand Unique AV tower, glass shelves and wooden supports...and my Amp was sitting directly on a glass shelf.
    I stuck 4 of these "sorbothane like" pads onto the feet of my amp and sat back to listen.

    Improved left/right focus, better back to front soundstage..firmer bass, more space around instruments...
    Quite a good wee improvement, and very noticeable!

    I suspect maybe vibrations were getting back in to the casework of the amp through the glass shelf and affected the amps perfomance somehow?
    I dunno, just know it sounds better.

    I stuck another 3 of em under my 7520 Dac....just cos I could.

    Overall...an improvement in focus and enjoyment of the music - noticed it the next day too so I didnt imagine it.

    Not bad for next to nowt!

    AC POWER
    Hardwired 10kVA balanced mains powering entire system
    AMPS
    Meridian 557 power Amp (Modded) / PS Audio BHK Preamp (Modded)
    SPEAKERS
    Wharfedale Evo 4.4
    DAC
    PS Audio Directstream (Modded)
    TURNTABLE
    Pro-Ject X8 balanced output via XLR / Ortofon Quintet Blue cartridge
    PHONOSTAGE
    Pro-Ject DS3 B balanced Input (TT and Phonostage powered by Pro-Ject Power box RS2 linear psu)
    DIGITAL
    OPPO 203 (Modded: Linear PSU, i2s output to Dac) - Roon Endpoint, HDMI input used for all things Streaming/ PS5 /AppleTV ... also good for movies apparently?
    MUSIC PLAYBACK
    Tweaked AP-Linux based Roon Server into Oppo 203 as Roon endpoint
    Ipad Roon Remote.
    Apple Music/ YouTube via AppleTV, fed to Dac via Oppo HDMI input/i2s output to Dac.
    SPEAKER CABLES
    Biwired: Duelund DCA10GA (Bass) Duelund DCA16GA (mid & treble) Duelund 12DCA used as jumpers (On
    "Blackcat Cable" Chris Sommivigo's advice - yup, even with biwire it sounds better - and it does)
    INTERCONNECTS
    All Balanced: Ghost+ recording studio XLR cables

  2. #2
    Join Date: May 2008

    Location: A Strangely Isolated Place in Suffolk with Far Away Trains Passing By...

    Posts: 14,535
    I'm David.

    Default

    You've given me ideas... many thanks indeed!!!!
    Tear down these walls; Cut the ties that held me
    Crying out at the top of my voice; Tell me now if you can hear me

  3. #3
    Join Date: Nov 2008

    Location: North Down /Northern Ireland/ UK

    Posts: 19,484
    I'm Neil.

    Default

    Those look interesting.

    I found the Beresford 7510 to benefit quite a bit from isolation. As the 7520 case looks similar, if not the same I would expect it too to benefit from these sorts of tweaks.

    Thanks Gazjam for the write up and link.


    Regards D S D L
    Regards Neil

  4. #4
    Join Date: Mar 2009

    Location: Chelmsford, Essex

    Posts: 433
    I'm Gareth.

    Default

    My DIY isolation platform:



    2 x Tescos finest granite tablemats
    3 x Sorbothane feet from this chap: http://myweb.tiscali.co.uk/moonshine7/index.htm

    A noticable improvement - firmer bass, elevated treble, better separation. Well worth doing for the few quid it costs.

  5. #5
    Alex_UK's Avatar
    Alex_UK is offline Spotify + Facebook Moderator / Chilled-Out Wino and only here for the shilling
    Join Date: Aug 2009

    Location: Sunny Suffolk, UK

    Posts: 15,952
    I'm WrappingALilacCurtainAroundMyBobby.

    Default

    Quote Originally Posted by Getgaff View Post
    My DIY isolation platform:



    2 x Tescos finest granite tablemats
    3 x Sorbothane feet from this chap: http://myweb.tiscali.co.uk/moonshine7/index.htm

    A noticable improvement - firmer bass, elevated treble, better separation. Well worth doing for the few quid it costs.
    Ooooh - I didn't think about using them BOTH! Nice one!
    Alex

    Main System: Digital: HP Laptop/M2Tech Hiface/Logitech Media Server/FLAC; Marantz SA7001 KI Signature SACD Player and other digital stuff into Gatorised Beresford Caiman DAC Vinyl: Garrard 401/SME 3009 SII Improved/Sumiko HS/Nagaoka MP-30
    Amplifier: Rega Brio R. Speakers: Spendor SP1. Cables: Various, mainly Mark Grant.
    Please see "about me" for the rest of my cr@p! Gallery


    A.o.S. on Facebook - A.o.S. on Spotify - A.o.S. on Twitter

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  6. #6
    Join Date: Oct 2008

    Location: Glasgowshire

    Posts: 9,663
    I'm Gary.

    Default

    You got anything in between the slabs?

    Blue-tak works well to "couple" the slabs together and add mass...

    Can deaded the sound though, so maybe something squishy between them (to isolate) might work out better - system dependant of course.

    Watch what your doing though....its to easy to get Mana-ised with this stuff!

    Gonna nip down to Tescos today and pick a couple up - fit under the dac very nice.
    I've just the squishy feet sittingunder the Dac casework - shold improve things even better.

    My SB3 sits on the Dac same as yours GetGaf...top tip mate, thanks!
    Last edited by Gazjam; 15-12-2009 at 10:03.
    AC POWER
    Hardwired 10kVA balanced mains powering entire system
    AMPS
    Meridian 557 power Amp (Modded) / PS Audio BHK Preamp (Modded)
    SPEAKERS
    Wharfedale Evo 4.4
    DAC
    PS Audio Directstream (Modded)
    TURNTABLE
    Pro-Ject X8 balanced output via XLR / Ortofon Quintet Blue cartridge
    PHONOSTAGE
    Pro-Ject DS3 B balanced Input (TT and Phonostage powered by Pro-Ject Power box RS2 linear psu)
    DIGITAL
    OPPO 203 (Modded: Linear PSU, i2s output to Dac) - Roon Endpoint, HDMI input used for all things Streaming/ PS5 /AppleTV ... also good for movies apparently?
    MUSIC PLAYBACK
    Tweaked AP-Linux based Roon Server into Oppo 203 as Roon endpoint
    Ipad Roon Remote.
    Apple Music/ YouTube via AppleTV, fed to Dac via Oppo HDMI input/i2s output to Dac.
    SPEAKER CABLES
    Biwired: Duelund DCA10GA (Bass) Duelund DCA16GA (mid & treble) Duelund 12DCA used as jumpers (On
    "Blackcat Cable" Chris Sommivigo's advice - yup, even with biwire it sounds better - and it does)
    INTERCONNECTS
    All Balanced: Ghost+ recording studio XLR cables

  7. #7

    Default

    Don't know whether I'm stating the obvious guys but these marble slabs can be readily and neatly cut to size with one of those electric tile cutters with a 'diamond' wheel (use plenty of water in the reservoir and don't force it), and yes, I am speking from personal experience. Can make everything look much neater.

  8. #8
    Join Date: Mar 2009

    Location: Chelmsford, Essex

    Posts: 433
    I'm Gareth.

    Default

    You got anything in between the slabs?
    I've not added anything in between. The second slab was applied purely to add mass to the bottom 'isolating' slab. The 3 sorbothane feet required a combined minimum weight of 3kgs, so a 2nd slab seemed the easiest way to gain weight.

  9. #9
    Join Date: Jan 2008

    Location: Wrexham, North Wales, UK

    Posts: 110,012
    I'm AudioAl'sArbiterForPISHANTO.

    Default

    Guys ('mercury 1' and 'Getgaff),

    Welcome to AoS

    Have I missed it or have you both posted in the Welcome area and introduced yourself, giving a proper first name and basic location - ('Getgaff' is excluded from the last requirement) and the system you use, along with your taste in music? This is part of the procedure necessary to be a member of our community.

    Therefore, if you haven't done so already, I'd be obliged if you started a new welcome thread as soon as you get a chance.

    Cheers!

    Marco.
    Main System

    Turntable: Heavily-modified Technics SL-1210MK5G [Mike New bearing/ETP platter/Paul Hynes SR7 PSU & reg mods]. Funk Firm APM Achromat/Nagaoka GL-601 Crystal Record Weight/Isonoe feet & boots/Ortofon RS-212D/Denon DL-103GL in Denon PCL-300 headshell with Funk Firm Houdini/Kondo SL-115 pure-silver cartridge leads.

    Paul Hynes MC head amp/SR5 PSU. Also modded Lentek head amp/Denon AU-310 SUT.

    Other Cartridges: Nippon Columbia (NOS 1987) Denon DL-103. USA-made Shure SC35C with NOS stylus. Goldring G820 with NOS stylus. Shure M55E with NOS stylus.

    CD Player: Audiocom-modified Sony X-777ES/DAS-R1 DAC.

    Tape Deck: Tandberg TCD 310, fully restored and recalibrated as new, by RDE, plus upgraded with heads from the TCD-420a. Also with matching TM4 Norway microphones.

    Preamps: Heavily-modified Croft Charisma-X. LDR Stereo Coffee. Power Amps: Tube Distinctions Copper Amp fitted with Tungsol KT-150s. Quad 306.

    Cables & Sundries: Mark Grant HDX1 interconnects and digital coaxial cable, plus Mark Grant 6mm UP-LCOFC Van Damme speaker cable. MCRU 'Ultimate' mains leads. Lehmann clone headphone amp with vintage Koss PRO-4AAA headphones.

    Tube Distinctions digital noise filter. VPI HW16.5 record cleaning machine.

    Speakers: Tannoy 15MGs in Lockwood cabinets with modified crossovers. 1967 Celestion Ditton 15.


    Protect your HUMAN RIGHTS and REFUSE ANY *MANDATORY* VACCINE FOR COVID-19!

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  10. #10

    Default Granite Chopping Boards, Black.

    Just in case anyone is interested, Morrison's Supermarket have black granite chopping boards, 400mm x 300mm x 12mm, on special offer, £2 below marked price of £9.99, i.e. £7.99 each. All faces except the bottom are polished and the bottom has 6 thin rubber(y) pads to avoid damage to worktops.
    Will post in welcome area shortly.

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