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L*nn Sondek lp12 Turntable

Printed From: Graham Slee Hifi System Components
Category: Turntable Audio
Forum Name: High Fidelity Turntable User
Forum Description: Technical Q&A, hints and tips
URL: https://www.hifisystemcomponents.com/forum/forum_posts.asp?TID=5752
Printed Date: 27 Mar 2026 at 12:06am
Software Version: Web Wiz Forums 12.01 - http://www.webwizforums.com


Topic: L*nn Sondek lp12 Turntable
Posted By: peterb
Subject: L*nn Sondek lp12 Turntable
Date Posted: 16 Oct 2024 at 4:00pm
I have taken a punt and bought a second hand L*nn Sondek lp12, it came from a house clearance.
It has a L*nn Akito tonearm with a K9 cartridge and what is I believe is its original stylus. I have yet to remove its base board to see if it is 'as built' or if it has had any modifications. Apart from broken lid hinges it seems to have survived the delivery.
I have played a couple of LPs and it has skipped a couple of times. From what I have read this not uncommon for the older models because the tone arm bearings get dusty/dirty, especially if not used much. A specialist can replace them for £180 but it does need me to remove the arm and send it to him. I plan to keep 'exercising' the arm to see if it clears itself, it is already better after a few goes.
If any Forum members have experience of the deck I would be pleased to hear their thoughts.




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Peter
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Dual 505-1, Cyrus CD T, DIY 80W MosFet amp and PreAmp, 2xKEF 103.2



Replies:
Posted By: patientot
Date Posted: 17 Oct 2024 at 5:02pm
Originally posted by peterb peterb wrote:

I have taken a punt and bought a second hand L*nn Sondek lp12, it came from a house clearance.
It has a L*nn Akito tonearm with a K9 cartridge and what is I believe is its original stylus. I have yet to remove its base board to see if it is 'as built' or if it has had any modifications. Apart from broken lid hinges it seems to have survived the delivery.
I have played a couple of LPs and it has skipped a couple of times. From what I have read this not uncommon for the older models because the tone arm bearings get dusty/dirty, especially if not used much. A specialist can replace them for £180 but it does need me to remove the arm and send it to him. I plan to keep 'exercising' the arm to see if it clears itself, it is already better after a few goes.
If any Forum members have experience of the deck I would be pleased to hear their thoughts.




I don't know this TT or arm well but tonearm bearings are a delicate thing. Frequently I see old turntables where the bearings are damaged, especially if exposed to any type of moisture, such as a damp basement or whatever.

One of the issues with tonearm bearings is that you want them to be as friction free as possible. So even if you manage to "work" the tonearm in a bit the bearings may not function as originally intended.

Re: The K9 cartridge, it was made for L*nn by Audio Technica and based on the long running AT95 series. I believe the stylus was a bit different than what AT sold with their own 95 series carts at the time but the generator design is an AT95 at the core level.

Pretty much any AT95 series stylus should fit the cartridge and the VM95 styli will also fit but may require re-aligning the cartridge slightly. 

I would not be using an old stylus with unknown hours on records you care about. At a minimum it should be inspected by a professional under a 200X lab microscope. The cheap USB scopes are not good enough to determine wear on the diamond facets.

Good luck with your turntable.




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SL-1200 MK7 (modified) + Reflex M + PSU-1 used with AT150-40ML, AT VM610 MONO, AT VM95ML, Stanton 680mkII + Ogura, and Shure M35X cartridges.


Posted By: peterb
Date Posted: 17 Oct 2024 at 10:11pm
Thanks for your comments. I had read elsewhere of the L*nn - AT connection and that there were replacements in their current range, the VM95ML being one.
On close examination the cart looks as if it might have had its stylus replaced, its body colour does not match the rest of the cart. My plan is to replace the drive belt. Check the cartridge alignment. Check the speed. Remove the stylus and examine its condition. Subject to what I find, start saving for any replacements, including having the bearings replaced. I would like to make this TT as good as I can afford!




-------------
Peter
---------------------------------------
Dual 505-1, Cyrus CD T, DIY 80W MosFet amp and PreAmp, 2xKEF 103.2


Posted By: patientot
Date Posted: 18 Oct 2024 at 3:05pm
Originally posted by peterb peterb wrote:

Thanks for your comments. I had read elsewhere of the L*nn - AT connection and that there were replacements in their current range, the VM95ML being one.
On close examination the cart looks as if it might have had its stylus replaced, its body colour does not match the rest of the cart. My plan is to replace the drive belt. Check the cartridge alignment. Check the speed. Remove the stylus and examine its condition. Subject to what I find, start saving for any replacements, including having the bearings replaced. I would like to make this TT as good as I can afford!




Sounds like a good plan. You may already know this but Vinyl Engine has a free printable strobe disk you can download to check the speed on any belt-drive turntable.


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SL-1200 MK7 (modified) + Reflex M + PSU-1 used with AT150-40ML, AT VM610 MONO, AT VM95ML, Stanton 680mkII + Ogura, and Shure M35X cartridges.


Posted By: peterb
Date Posted: 18 Oct 2024 at 4:39pm
Thanks for the tip about the strobe disc. I have consulted Vinyl Engine many times but didn't think to check for a strobe disc, I was about to use an app on my phone!

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Peter
---------------------------------------
Dual 505-1, Cyrus CD T, DIY 80W MosFet amp and PreAmp, 2xKEF 103.2


Posted By: patientot
Date Posted: 18 Oct 2024 at 6:36pm
Originally posted by peterb peterb wrote:

Thanks for the tip about the strobe disc. I have consulted Vinyl Engine many times but didn't think to check for a strobe disc, I was about to use an app on my phone!


Be very careful with those phone apps. Many are not accurate because they rely on the interface between the app and the gyroscope built into the phone. They also rely on exact centering of the phone over the spindle and a perfect 50-50 weight distribution over the length of the phone.

The strobe disk will work if you print it to scale and use it properly.


-------------
SL-1200 MK7 (modified) + Reflex M + PSU-1 used with AT150-40ML, AT VM610 MONO, AT VM95ML, Stanton 680mkII + Ogura, and Shure M35X cartridges.


Posted By: BackinBlack
Date Posted: 18 Oct 2024 at 8:28pm
These may also be of interest, particularly if you're concerned about the frequency variation of our mains supply. https://keystrobe.co.uk/ - https://keystrobe.co.uk/
Live mains frequency monitor. http://mainsfrequency.uk/fm-meter - http://mainsfrequency.uk/fm-meter
Not that stable!


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Just listen, if it sounds good to you, enjoy it.


Posted By: peterb
Date Posted: 19 Oct 2024 at 10:00am
Thanks for all the information.

Originally posted by patientot patientot wrote:

The strobe disk will work if you print it to scale and use it properly.

There is a note on the Vinyl Engine Strobe page that says the print scale is unimportant, which kind of makes sense as it relying on the synchronisation of the black and white stripes with the flash of the light.
My next problem is finding an old filament lightbulb, everything is LED! 


-------------
Peter
---------------------------------------
Dual 505-1, Cyrus CD T, DIY 80W MosFet amp and PreAmp, 2xKEF 103.2


Posted By: BackinBlack
Date Posted: 19 Oct 2024 at 11:46am
Many "mains" LEDs will exhibit quite good 100Hz flicker. They're often better than incandescent bulbs as they have a sharper on/off, as filaments continue to glow through the zero crossing of mains voltage.

Ian


-------------
Just listen, if it sounds good to you, enjoy it.


Posted By: patientot
Date Posted: 22 Oct 2024 at 12:54am
Originally posted by peterb peterb wrote:


There is a note on the Vinyl Engine Strobe page that says the print scale is unimportant, which kind of makes sense as it relying on the synchronisation of the black and white stripes with the flash of the light.
My next problem is finding an old filament lightbulb, everything is LED! 


Yep, you are correct. I must have been thinking of the protractors. In any case, good luck with it.


-------------
SL-1200 MK7 (modified) + Reflex M + PSU-1 used with AT150-40ML, AT VM610 MONO, AT VM95ML, Stanton 680mkII + Ogura, and Shure M35X cartridges.


Posted By: BAK
Date Posted: 22 Oct 2024 at 3:37pm
Originally posted by BackinBlack BackinBlack wrote:

Many "mains" LEDs will exhibit quite good 100Hz flicker. They're often better than incandescent bulbs as they have a sharper on/off, as filaments continue to glow through the zero crossing of mains voltage.

Ian


Very true, Ian.
 Another good lamp is the neon. They do flicker more than a filament lamp at the mains frequency when powered directly from the mains.


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Bruce
AT-14SA, Pickering XV-15, Hana EL, Technics SL-1600MK2, Lautus, Majestic DAC, Technics SH-8055 spectrum analyzer, Eminence Beta8A custom cabs; Proprius & Reflex M or C, Enjoy Life your way!


Posted By: BackinBlack
Date Posted: 22 Oct 2024 at 7:39pm
Neons, as applied in Garrard TTs, work reasonably well, but they aren't the brightest bulbs in the lampholder.  I also understand that they can be electrically noisy, creating a "spike" as they strike (i.e. start conducting) on each mains cycle, although whether that is a problem depends on many other design factors.

Ian

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Just listen, if it sounds good to you, enjoy it.


Posted By: peterb
Date Posted: 22 Dec 2024 at 8:00pm
Mission accomplished. Found through one of the TT's sales outlets that there is an ex-employee of L*nn who offers a service of the TT arm bearings so I have had it done. The arm now has so little sideways friction the exact leveling of the deck is essential, in addition the bias setting can be be set lower than suggested. Splashed out on the AT cart, VM750SH and the sonic results are everything I could hope for, I feel very spoilt !! I now just need Santa to put some nice vinyl in my stocking.SmileSmile

-------------
Peter
---------------------------------------
Dual 505-1, Cyrus CD T, DIY 80W MosFet amp and PreAmp, 2xKEF 103.2



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