Turntable isolation plateforms?

cstmar01
cstmar01 Posts: 4,424
edited May 2010 in 2 Channel Audio
So I realized after using a TT why its important to have this thing isolated. I had mine sitting on a shelf and because of the way my place is set up (apartment) the vibrations can easily be transfered into my table and cause it to jump and skip even if someone is walking around by the table too hard. So I've started looking at isolation products.

So far from what I found is something like this
http://www.audiogon.com/cgi-bin/cls.pl?accstwek&1277144032&/Cloud-10-gingko

150.00 I don't think is too bad but was wondering if anyone else has any other ideas of something I could do or if these are any good to use. I would like to get something but not something that is going to break the bank. Also this would be used with a VTI rack so not sure if that will make a difference or not.
Post edited by cstmar01 on
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Comments

  • SCompRacer
    SCompRacer Posts: 8,500
    edited April 2010
    My turntable sits on a lead filled VTI rack on a suspended hardwood floor; not the best combination for a turntable. I had the same problem, skips with foot falls near the rack. I use a Gingko Cloud 11 under my Nottingham. While playing a record, I can pound on the top shelf with my fist and no skips, no jumps, or thump through the speakers. Don't let anyone tell you the Gingko's will suck the life out of the music either. It hasn't happened here, and that's a fact.;)

    I bought my Cloud used too.

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  • nooshinjohn
    nooshinjohn Posts: 25,420
    edited April 2010
    I use a Dodd Levitator on mine... and it works wonders.
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  • comfortablycurt
    comfortablycurt Posts: 6,745
    edited April 2010
    I use a Dodd Levitator on mine... and it works wonders.


    Ahh, so you were the lucky recipient of the Levitator? Very cool.

    That's an awesome piece! Definitely very unique.
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  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    I couldn't find any DODD stuff but the Clouds seem to pop up on audiogon with prices all over the place.

    hmm
    any other ideas? I'm just trying to get a feel for whats out there. 200 or so would fit my bill for now, but I also want to make sure its going to work for sure and not just be a money suck.
  • unc2701
    unc2701 Posts: 3,587
    edited April 2010
    This is simple, but effective:
    Take a thick piece of MDF, cut to sit under your TT and 3 BB's.
    Dent the MDF or drill small holes (too small for the BB's), two at the front corners, one in the middle of the back. The idea is for the MDF to sit on the BB's with out rolling around.

    Not a lot of energy can transfer through those BB's- the heavier the piece of MDF, the better. Butcher block works well, too. I've got a spiked sandbox that works on the same principle (with the added dampening of the sand).

    Finally:
    Mount it to the wall. This is the easily the best bang-for-buck in TT isolation.
    Gallo Ref 3.1 : Bryston 4b SST : Musical fidelity CD Pre : VPI HW-19
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  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    unc2701 wrote: »
    This is simple, but effective:
    Take a thick piece of MDF, cut to sit under your TT and 3 BB's.
    Dent the MDF or drill small holes (too small for the BB's), two at the front corners, one in the middle of the back. The idea is for the MDF to sit on the BB's with out rolling around.

    Not a lot of energy can transfer through those BB's- the heavier the piece of MDF, the better. Butcher block works well, too. I've got a spiked sandbox that works on the same principle (with the added dampening of the sand).

    Finally:
    Mount it to the wall. This is the easiely the best bang-for-buck in TT isolation.

    Can't really mount to the wall as my place as "rules" to how many holes I can make and lets just say I've already made too many hehehe. :o
  • unc2701
    unc2701 Posts: 3,587
    edited April 2010
    cstmar01 wrote: »
    Can't really mount to the wall as my place as "rules" to how many holes I can make and lets just say I've already made too many hehehe. :o

    I know that story. Anyhow, I don't see your TT in your sig- does it have a suspension? TT isolation is kinda hit or miss... some things that work for some tables will suck the life out of others. Your best bet with a low budget is to DIY until you find something that seems to work well, then buy a system that works on the same principles.
    Gallo Ref 3.1 : Bryston 4b SST : Musical fidelity CD Pre : VPI HW-19
    Gallo Ref AV, Frankengallo Ref 3, LC60i : Bryston 9b SST : Meridian 565
    Jordan JX92s : MF X-T100 : Xray v8
    Backburner:Krell KAV-300i
  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    unc2701 wrote: »
    I know that story. Anyhow, I don't see your TT in your sig- does it have a suspension? TT isolation is kinda hit or miss... some things that work for some tables will suck the life out of others. Your best bet with a low budget is to DIY until you find something that seems to work well, then buy a system that works on the same principles.

    its an intro level table. Technics 1630 I think is the model # but can't remember off the top of my head. I'm just starting to get into vinyl but its a really annoying problem as the other day my girlfriend jumped up and the whole thing skiped and just blah. That and my neighbor below me slammed a door in their place and caused it to skip so I just need something to fix the problem.

    (they have slammed their door so hard once it caused a CD player to skip!)
  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    I acutally found a pair of the Ginko cloud balls that say they can hold from 10-20lbs and 3 of them for 50 bucks on agon. So I'm going to see about doing something with those as well. I was thinking about taking the heavy piece of timber like a nice piece of oak or something have set that on the top of the rack and then the balls on that with the TT on top of that to see if that would help.

    If anything it doesn't work I can always resell the balls or use them for the CD player.
  • SCompRacer
    SCompRacer Posts: 8,500
    edited April 2010
    Or just try some ordinary handballs and cut some divots in the base to keep them from rolling around.
    Salk SoundScape 8's * Audio Research Reference 3 * Bottlehead Eros Phono * Park's Audio Budgie SUT * Krell KSA-250 * Harmonic Technology Pro 9+ * Signature Series Sonore Music Server w/Deux PS * Roon * Gustard R26 DAC / Singxer SU-6 DDC * Heavy Plinth Lenco L75 Idler Drive * AA MG-1 Linear Air Bearing Arm * AT33PTG/II & Denon 103R * Richard Gray 600S * NHT B-12d subs * GIK Acoustic Treatments * Sennheiser HD650 *
  • bigaltx24
    bigaltx24 Posts: 141
    edited April 2010
    I saw a DIY Cloud type system once. The guy had taken 2 marble chopping boards that were about 1/2'' thick and big enough for his Thorens to sit on. He used a small bicycle inner tube as a spring/isolator between the two chopping boards. The bottom board had a piece of sheet of Sorbethane glued on it's bottom side and 3/4 square by 1-1/2'' high hard plastic post glued to each corner on it's top side to limit tipping of the top board. The inner tube would be filled with air (the lower the air pressure the better) until there was a slight gap between the posts and the top board. It did seem to isolate the turntable very well, it was sitting on a fairly substantial cabinet, but even fairly hard knocks on the cabinet couldn't be heard through the speakers, even a very high volume.
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  • apphd
    apphd Posts: 1,514
    edited April 2010
    If this thread is still getting some looks I wonder what others think of this idea a buddy and I had back in the 70's while slightly over the limit.

    We thought of taking 4 pieces of threaded rod, mounted to the ceiling, with 4 turnbuckles at some point in the length of rod (for leveling) to a shelf/table the TT would sit on. Never gave it a try but still wonder how effective it would be. Of course in an apartment setting with neighbors upstairs this probably would not be so good.:p

    Anyone ever see anything like this?
  • unc2701
    unc2701 Posts: 3,587
    edited April 2010
    apphd wrote: »
    Anyone ever see anything like this?

    Did that in my first house- suspended the entire entertainment center: 50" DLP, amps, TT, everything.

    1)Worked great for isolation from the floor it was on, but it was on the first floor, so things going on upstairs were then a problem. Specifically, it was directly under my roommate's bed. This story goes exactly how you'd expect.
    2)The rods have to be very long to get the TT to the right height, so while they offer great support in a vertical direction, they're very easy to torque- so you could bump into it and the whole thing would swing- made me a little nervous.
    3)Occasionally, I'd get resonance & feedback. I never quite figured this out, but I think it goes back to #2 and airborne isolation (and lack thereof). I think the soundwaves would start rocking the whole thing.
    4)The rods going up would kinda get in the way of changing discs, cueing, etc. It's like having your TT on something other than the top shelf on a rack. Not a dealbreaker, but annoying.

    All told, I think wall mounting would probably be better, but I gotta say that it looked really freaking sweet. Got full asking price for the house in 5 days when I sold it, and that room had a lot to do with it.
    Gallo Ref 3.1 : Bryston 4b SST : Musical fidelity CD Pre : VPI HW-19
    Gallo Ref AV, Frankengallo Ref 3, LC60i : Bryston 9b SST : Meridian 565
    Jordan JX92s : MF X-T100 : Xray v8
    Backburner:Krell KAV-300i
  • apphd
    apphd Posts: 1,514
    edited April 2010
    Thanks for the feedback unc, you pointed out some draw backs we never thought of, but also have renewed my interest in playing with this a little down the road. Too many other things going on, other priorities with my gear for now. And sorry to the OP for the thread jack.
  • hearingimpared
    hearingimpared Posts: 21,137
    edited April 2010
    The best isolation I've ever used and it is highly impractible in most homes or apartments was to stack cinder blocks, interlocking them up to a manageable level i.e. where it is high enough to mount a record comfortably. Then I placed a "Lead Balloon," a product which is not longer available but was great in it's time, on top and then mounted with aluminum tip toes place the TT on top. A bomb could go off in the next room and not get a hic cup to the tonearm.

    Now I use a VTI loaded with lead shot spiked through the carpet to my concreate slab under floor with Black Diamond Racking Cones mounts at the corners of the turntable then place on top of Isol-Pads from Quest for Sound. Works great but not advisable for second floor suspended wood floors.

    Rich (SCompRacer) has the right idea for those cases.
  • joeparaski
    joeparaski Posts: 1,865
    edited April 2010
    Back in the 70's when I used to the the mobile disc jockey thing, I made a table with cutouts and suspended my turntables on big elastic bands.

    Joe
    Amplifiers: 1-SAE Mark IV, 4-SAE 2400, 1-SAE 2500, 2-SAE 2600, 1-Buttkicker BKA 1000N w/2-tactile transducers. Sources: Sony BDP CX7000es, Sony CX300/CX400/CX450/CX455, SAE 8000 tuner, Akai 4000D R2R, Technics 1100A TT, Epson 8500UB with Carada 100". Speakers:Polk SDA SRS, 3.1TL, FXi5, FXi3, 2-SVS 20-29, Yamaha, SVS center sub. Power:2-Monster HTS3500, Furman M-8D & RR16 Plus. 2-SAE 4000 X-overs, SAE 5000a noise reduction, MSB Link DAC III, MSB Powerbase, Behringer 2496, Monarchy DIP 24/96.
  • hearingimpared
    hearingimpared Posts: 21,137
    edited April 2010
    joeparaski wrote: »
    Back in the 70's when I used to the the mobile disc jockey thing, I made a table with cutouts and suspended my turntables on big elastic bands.

    Joe

    Are we all kooks or what!:D
  • Polkersince85
    Polkersince85 Posts: 2,883
    edited April 2010
    If you can get a fork truck into your room, a Starrett 6' x 6' x 12" Surface plate will do the trick.


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  • dorokusai
    dorokusai Posts: 25,577
    edited April 2010
    CTC BBQ Amplifier, Sonic Frontiers Line3 Pre-Amplifier and Wadia 581 SACD player. Speakers? Always changing but for now, Mission Argonauts I picked up for $50 bucks, mint.
  • pearsall001
    pearsall001 Posts: 5,068
    edited April 2010
    Are we all kooks or what!:D

    Man I'll say!!! I appreciate my CD's more & more after reading threads like this one!!! :D;):)
    "2 Channel & 11.2 HT "Two Channel:Magnepan LRSSchiit Audio Freya S - SS preConsonance Ref 50 - Tube preParasound HALO A21+ 2 channel ampBluesound NODE 2i streameriFi NEO iDSD DAC Oppo BDP-93KEF KC62 sub Home Theater:Full blown 11.2 set up.
  • hearingimpared
    hearingimpared Posts: 21,137
    edited April 2010
    Man I'll say!!! I appreciate my CD's more & more after reading threads like this one!!! :D;):)

    "hey rabbit, shed ep" :D:D:p
  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    ok not sure if its doing this because of the volume or what.
    Just got Pearl Jam 10 tonight and I am getting the worst noise from this on the TT, just terrible. Looked at the turntable and it looks like there is a "hump" when playing. Other records it also has this hump but doesn't seem to affect the sound. anything I can do, or is it more just due to possibly the balance of the table? I took out a level and its level so I'm confused.
  • DaveHo
    DaveHo Posts: 3,529
    edited April 2010
    Is the platter not flat or the record? Perhaps a record weight/clamp is in order.

    -Dave
  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    DaveHo wrote: »
    Is the platter not flat or the record? Perhaps a record weight/clamp is in order.

    -Dave

    its the platter I think. Every record has this "hump" is the only way I can describe it. If you look at it like a cross ways you will see one area is higher then the rest and its like its going over a bump. On this record it will cause noise, all the other's I have there is a bit but nothing as bad. The record is brand spankin' new and is flater than flat.
  • unc2701
    unc2701 Posts: 3,587
    edited April 2010
    cstmar01 wrote: »
    its the platter I think. Every record has this "hump" is the only way I can describe it. If you look at it like a cross ways you will see one area is higher then the rest and its like its going over a bump. On this record it will cause noise, all the other's I have there is a bit but nothing as bad. The record is brand spankin' new and is flater than flat.

    Sounds like a problem with your platter. There's not an isolation platform in the world that is going to fix that... and a clamp might actually make it worse since the vinyl might be floating over this now, but a clamp will warp your vinyl over it.

    Save your money, get a better TT, then start thinking about isolation.
    Gallo Ref 3.1 : Bryston 4b SST : Musical fidelity CD Pre : VPI HW-19
    Gallo Ref AV, Frankengallo Ref 3, LC60i : Bryston 9b SST : Meridian 565
    Jordan JX92s : MF X-T100 : Xray v8
    Backburner:Krell KAV-300i
  • cstmar01
    cstmar01 Posts: 4,424
    edited April 2010
    unc2701 wrote: »
    Sounds like a problem with your platter. There's not an isolation platform in the world that is going to fix that... and a clamp might actually make it worse since the vinyl might be floating over this now, but a clamp will warp your vinyl over it.

    Save your money, get a better TT, then start thinking about isolation.

    yeah I know nothing of isoluation will fix this, I just didn't start a whole new thread about it but yeah.....

    grrr
    I guess there is an old Pioneer TT on craigslist for sale near me that I might ahve to check out
  • hearingimpared
    hearingimpared Posts: 21,137
    edited April 2010
    Like I said via PM, maybe the shaft of bearing is off kilter i.e. not perpendicular to the platter and is setting cockeyed in the bearing well. I just sent you a PM with a bunch of questions and things to check out. Post up that movie of it and maybe we can get a better idea of what is going on. Call me tonight Chris, anytime, I'll be here.
  • unc2701
    unc2701 Posts: 3,587
    edited April 2010
    cstmar01 wrote: »
    its the platter I think. Every record has this "hump" is the only way I can describe it. If you look at it like a cross ways you will see one area is higher then the rest and its like its going over a bump. On this record it will cause noise, all the other's I have there is a bit but nothing as bad. The record is brand spankin' new and is flater than flat.

    Quick question- can you follow the "hump" as it circles or is it more that when the platter hits a certain point in the rotation it pops off kilter, then goes back?
    Gallo Ref 3.1 : Bryston 4b SST : Musical fidelity CD Pre : VPI HW-19
    Gallo Ref AV, Frankengallo Ref 3, LC60i : Bryston 9b SST : Meridian 565
    Jordan JX92s : MF X-T100 : Xray v8
    Backburner:Krell KAV-300i
  • Polkersince85
    Polkersince85 Posts: 2,883
    edited April 2010
    I looked on vinylengine for the table but only found the 1650 model which has an automatic record changer on it. If your model is the same, could it be trying to change the record at the hump? Check the switch.
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  • hearingimpared
    hearingimpared Posts: 21,137
    edited April 2010
    I looked on vinylengine for the table but only found the 1650 model which has an automatic record changer on it. If your model is the same, could it be trying to change the record at the hump? Check the switch.

    Good Lord Chris, please don't tell me we are trying to trouble shoot a record changer!?!:eek::D