Listening to this all afternoon....

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Wayner

Listening to this all afternoon....
« on: 24 Aug 2013, 09:46 pm »
It now has more upgrades to it. Perhaps the best sounding deck in the collection. I don't get it, the tonearm on a stick, and a whimpy motor, but it sure makes music, even with a cheap ass Grado Green



Wayner

WireNut

Re: Listening to this all afternoon....
« Reply #1 on: 24 Aug 2013, 09:54 pm »
Hmm interesting. Doesn't look like it has anti-skate either ?


Wayner

Re: Listening to this all afternoon....
« Reply #2 on: 24 Aug 2013, 09:58 pm »
Actually it has great anti-skate via 1000cs liquid silicone on the pivot shaft.

Wayner

jimdgoulding

Re: Listening to this all afternoon....
« Reply #3 on: 24 Aug 2013, 11:18 pm »
Priceless.  What a find.  Why wouldn't a wooden arm be a good thing.  I can't think of a single reason.  On the contrary.   What do you have against moving coils, Wayner, if anything? 

Wayner

Re: Listening to this all afternoon....
« Reply #4 on: 24 Aug 2013, 11:52 pm »
Jim,

They are just more expensive, and the MCs that I have offer not any more then what I have already with my varied MMs. Can't afford a 10K Lyria, nor would I feel good about owning one. My goal has always been to produce the best possible sound, with the least amount of money, made possible thru good engineering and technique.

Experience helps lots too.....

Wayner

neobop

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Re: Listening to this all afternoon....
« Reply #5 on: 25 Aug 2013, 01:20 am »
It now has more upgrades to it. Perhaps the best sounding deck in the collection. I don't get it, the tonearm on a stick, and a whimpy motor, but it sure makes music, even with a cheap ass Grado Green



Wayner

There's a school of thought that a low torque motor is preferable for a belt drive table.  I guess as long as speed is steady you get less vibration to the plinth and belt.  Looks really nice.  What mods?  Refurbish the bearing?

What's that block in front of the arm?  It looks like a sharpening stone.  Is it a vibration sink, something to keep your cover above the arm, all of the above? 

IMO the table is the most important part of a record player.  Looks like you're proving it.  What MCs do you own?  I know you have quintet of 440s and a gaggle of Grados, what else you got?
neo

jimdgoulding

Re: Listening to this all afternoon....
« Reply #6 on: 25 Aug 2013, 03:00 am »
I hear ya, Wayner, about cost.  Sometimes you can get lucky.  A fellow member of the audio society down here who shares a passion for acoustically recorded music, classical in particular, sold me his Koetsu Gold Line Black he had laying around since he bought an upscale Koetsu and preferred it.  Ready for this . . he tells me it has around 300 hours on it and will let me have it for $400.  He didn't have to tell me twice.  I've been finding the optimum VTA/SRA for it for the past week with the help of a "jewelers" magnifying glass from the Shack of Radio and my ears, of course, and am so very pleased.  I'll be on the look out for you with my group.  About half are analog heads.   

I'm thrilled for you bout your new player and arm.

Wayner

Re: Listening to this all afternoon....
« Reply #7 on: 25 Aug 2013, 11:52 am »
First off, this is a table that I have had for some time. I've owned 3 or 4 in the past, and this was the one I wanted to rebuild. The others turned into ARMod and ARCom if you recall.

The stuff on top of the plinth is actually EPDM foam. The one in front is a safety net for an accidental drop of the arm, and will catch the stylus before it hits the plinth. The one in the back is to catch the counterweight.

You might also notice the arm rest has been reinforced with an aluminum tube outer sleeve.

The tonearm is another story. If you have one that is not working the best, it needs to be taken completely apart and cleaned, especially the big brass cylinder and the outer sleeve it fits into. These two parts  must glide with in each other. Then put all that back together. The stem that fits in the well should be heavily coated with 1000cs liquid silicone. This takes out any wobble from the stem into the tonearm well, and is the source for the anti-skate effect. The liquid silicone's molasses effect works wonders to damp the whole thing, too. Next, the set screws must be tightened so there is no slop between the arm assembly and the inner brass cylinder.

The innards of the table have had select spots treated with good old plasticlay. The wiring system has been redone with modern techniques. The motor is the Haydon motor, but is a replacement that I found on ickbay. The thrust washer was simply turned upside down to the unworn side. The platter shaft was lubed with Slick 50.

The turntable mat has been replaced with some tape gasket (1/8" thick by 1/4" wide) placed around the perimeter of the outer ring. That is the only place where the record makes contact with the platter.

It's not done yet, as it needs some decent feet and some other odds and ends, but It's almost there.

Certainly one of the most interesting tables of it's day, it kind of is a pain in the ass to work on, because of the tethered tonearm, and its design appears simple, but its actually a design from some very deep thinking. I think they sold for some $6X dollars back in the hey day. My first table was an AR (the Empire replaced it).

Wayner   

jimdgoulding

Re: Listening to this all afternoon....
« Reply #8 on: 28 Aug 2013, 01:25 pm »
Dang, Wayner, you're like a mini Smithsonian.