Thorens td2001 plinth

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Hello folks!
Recently i traded my Rega TT for a Thorens td2001 with the thorens TP90 arm. I am very satisfied! Although, since the Thorens TT is way more "available" in the matter of tweaking, I would like a few DIY tricks.

For a start I have damped the inner platter with some plastic fermit. The pulley didn't allow me to add some on the outer platter. 😡

The next goal is to make a new plint. My dad is a carpenter, so we have alot of wood available. What wood is most suitable/dead for a plint? And what construction is preferred? I've seen alot of "sandwich constructions", yet, the thousands of guides on the internet confuses me.

Last, what is the best approach for making such plint? All the mechanism in the Thorens confuses me, so I wonder if the easiest way is just to make a solid box and "insert" the original TT. Yet, there will still be a resonant friendly "air space"?? 😕

I am new at this exciting forum, so i excuse if my thread is misplaced. Also, ask me if you do not understand the danish way of speaking english 😀

best regards, Daniel
 
Perhaps you could copy the Thorens Ambiance. This is a tuned / luxury version of the td 2001 .

User 510's site diyAudio server HTTPS page have some information and pictures of this modell

Hi. The Thorens Ambiance seems very nice. Yet, the design doesn't really attract me. I was thinking more of a "thick box" design.
A very nice link tho. Some upgrades of the subchassis. The tone arm board upgrade is mentioned, yet it confuses me a bit. Quote: "Ambiance own is only the cherry wood RDC filled outer frame and the RDC
ground plate, a little greater than the 2001 ground plate". What does RDC mean?

regards, Daniel
 
RDC = Resonant Deadning Compound (or something similar)

There is a German company which used to do the RDC upgrade parts for Thorens (spikes, bortom plates, tone arm boards, bearing housing, platter etc). The company might still be around, because the spikes seem to be available still. You can propably google.
 
Thank you very much, Nils!
I'm not really looking for something to buy - i would like to make it myself out of wood (bottom plate, tone arm board). Maybe later, when I can afford it, I will look for the things I can't make myself.

The big question is some dimensions of the above mentioned items.. And maybe some building material(?)

Regards
 
PHONOSOPHIE - more live -
above: Another interesting link to a company that produces its own version of the Td2001 even now.

Phonosophie No. 3
I know of one individual who has the No. 3 with a Naim ARO tonearm.



RDC (resonance damping compound) is a product of Clearlight Audio in Germany. They are a company that teamed with Thorens to produce their "Ambiance". They also produced a platter bearing upgrade and also they made the acrylic platter that was used on the Ambiance. These were sold separate up until the early 2000's when supplies ran out.

Whether or not you like the style of that Ambiance plinth there might be some tips within that could lead to higher performance. Example, the Ambiance used an external power supply to good effect. TD2000, I believe.

In the earlier linked site there is mention of an Ambiance being worked on by Rolf Kelch. One 'tweak' he did was to reinforce the subchassis in an effort to improve stiffness of this critical part.
RKAM07.jpg

In the above photo he glues a strip of Baltic Birch multi-ply across the armboard area of the subchassis.

-Steve
 
Thank you very much. Some useful information there 🙂
The little tweak you mentioned seems very easy to do. Will it have a more positive effect to glue some bitumen on it instead? Or maybe the extra weight will have a negative effect on the springs?
 
Thank you very much. Some useful information there 🙂
The little tweak you mentioned seems very easy to do. Will it have a more positive effect to glue some bitumen on it instead? Or maybe the extra weight will have a negative effect on the springs?

No exp with TD2001. I just have some input from others who have sent their info to be published at my site.

The subchassis material appears to be MDF clad with a laminate material either side. I doubt it will benefit from adding any bitumen material (roofing felt) to it. I'd be more concerned with structural integrity.

Better still, I'd restore the turntable into an optimal stock condition. Then listen to it critically for several months. This will be your reference. Later, you can decide if it needs any mods.

Subjectively, I'd expect the TD2001 to be an excellent player just the way the factory delivered it. But that may be due to a preconceived notion I have about many Thorens players. Probably the biggest mod would be to upgrade the stock tonearm with something higher up the food chain.

As an aside, I do have in mind to acquire a Thorens Ambiance player one of these days. They're kind of rare in North America. Price is a tad high, also. But I just happen to have a thing for that one.

-Steve
 
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