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Read the Post in new Window Read the Post in Threaded view  Post #3: 834 hermetics by Brian Clark on 2004-12-29 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Neat deflect Romy ;) I see I should try some 7025s. Brian....

Read the Post in new Window Read the Post in Threaded view  Post #20: Some spaghetti of thoughts: distortions, 834 by Romy the Cat on 2006-03-21 
Browse the content of the threads in new Window  Thread: To drive the 6C33C... in Melquiades Amplifier  65 Replies 
[quote user="hagtech"] After many years, Romy has come to enjoy this style of amplification.  If I read his words correctly, the sound of these machines brings him more emotion and connection with the music and musicians.  An admiral goal.&...

Read the Post in new Window Read the Post in Threaded view  Post #37: Re: Potential for Upgrade by guy sergeant on 2004-12-10 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
It's polishing a turd though isn't it? I listened to the 834 quite a bit when it came out and thought it sounded poor, even for the price. imho, The circuit's just bad. If you do all that to it it isn't really an 834 anyway. I used to work for a valv...

Read the Post in new Window Read the Post in Threaded view  Post #40: Still the 834PT is OK. by Romy the Cat on 2004-12-10 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
[quote user="guy sergeant"] It's polishing a turd though isn't it? I listened to the 834 quite a bit when it came out and thought it sounded poor, even for the price. imho, The circuit's just bad. If you do all that to it it isn't really an 834 anywa...

Read the Post in new Window Read the Post in Threaded view  Post #88: Tribute MC iron by N-set on 2011-02-23 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
Hi all,I'm slowly progressing with my assault on the pussyfied 834.I'm looking around for an interesting step up.I've happily eliminated SU-1 (I'd rather daydream about a night withMonica Belluci instead of those ugly steel boxes), said fuck off to S...

Read the Post in new Window Read the Post in Threaded view  Post #249: Silver path by N-set on 2013-03-21 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
Paul, thanks again for a nice input--sounds for me indeed seductive (well, I'm anyway +/- "self-convinced" to give a silver/amo a try).Do you use silver wire also in the tonearm? What I have in mind is a 2nd, all silver path for the 834, which would ...

Read the Post in new Window Read the Post in Threaded view  Post #208: The horrors of calibration by N-set on 2012-07-14 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
I'm pathetically slow with my 834 clone, but that's what I am....Sorry for boring you but I treat this threat a bit like a blog on my "progress".I've tried to fight more with PS induced ham and interferenceby putting the PS transformers and HV rectif...

Read the Post in new Window Read the Post in Threaded view  Post #35: Modification to the Ear 834P by valves on 2009-11-24 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Hello to everyone, am new to the sight.  Been reading for a while and decided to mod my 834.  I've had the unit since '96, purchased new from the local dealer.  I have noticed a few differences from the schematic, the 220K load resistors R10 and R110...

Read the Post in new Window Read the Post in Threaded view  Post #36: To keep the Ear loaded. by Romy the Cat on 2009-11-24 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
[quote user="valves"]Hello to everyone, am new to the sight.  Been reading for a while and decided to mod my 834.  I've had the unit since '96, purchased new from the local dealer.  I have noticed a few differences from the schematic, the 220K load r...

Read the Post in new Window Read the Post in Threaded view  Post #31: my take on the 103 by Chirag on 2004-12-08 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
Hi All, 103 or 103R + mass loaded SME headshell + 3012 or a 3009 + Seiki 1500 + hagerman opamp phono stage (good only with select parts and battery power) or an EAR 834 (with some mods) and some old Altec mic t...

Read the Post in new Window Read the Post in Threaded view  Post #33: The Power of Imagination? by Paul S on 2008-12-14 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Sorry, Adrian, I did not hear either phono stage in my present system, nor did I A/B them, but I "compared" them in my "aural memory", with the actual listening sessions spaced several years apart.  Back around the time of the FET 10, maybe a li...

Read the Post in new Window Read the Post in Threaded view  Post #1: About EAR 834P Modifications by Brian Clark on 2004-12-29 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Hello Romy A sleepless night had my all-but-derelict brain going round and around the phono stage and, of course, more questions than answers were thrown up. Did you and your designer friend first try an intermediate version of the 834 circuit which ...

Read the Post in new Window Read the Post in Threaded view  Post #11: Re: Phonostage: Modifications to your design by guy sergeant on 2006-02-14 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Hi Jim,Your comments about the operating point of the input stage and the resulting even order distortions may help explain why, whenever I have listened to the 834, it has sounded like a syrupy euphonic mess. I can get the same effect by singin...

Read the Post in new Window Read the Post in Threaded view  Post #32: Re: my take on the 103 by Thorsten on 2004-12-08 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
Hi, [quote user="Chirag"]103 or 103R + mass loaded SME headshell + 3012 or a 3009 + Seiki 1500 + hagerman opamp phono stage (good only with select parts and battery power) or an EAR 834 (with some mods) and some old...

Read the Post in new Window Read the Post in Threaded view  Post #89: Changing loads by N-set on 2011-02-27 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
Romy (and the followers) how do you change loads when using 834 with different carts?I was thinking of low thermal EMF Hg reed relays (the idea I've copied from Romy)A sample part is e.g. Coto 3520-12-911 .If they prove ok, a volume control switch ba...

Read the Post in new Window Read the Post in Threaded view  Post #11: Source quality by N-set on 2012-09-26 
Browse the content of the threads in new Window  Thread: Staxquiades project in Melquiades Amplifier  19 Replies 
Scooter, thank you for the warnings. I already own O2 MkI for +/-2 yrs and got to know them a bit. As I said I do not like headphones in generalbut I have no other choice. I own 2 more staxes: Sigma and Lambda Pro and Omega can do things others canno...

Read the Post in new Window Read the Post in Threaded view  Post #7: A proposal by N-set on 2013-07-02 
Browse the content of the threads in new Window  Thread: (Hopefully short) headphone journey in Audio Discussions  11 Replies 
Scooter, if you happen to be in my part of the world, I invite you to stop by my place (I provide accomodation right in the city center) and listen to my EMT with O2.My Staxquiades won't be ready soon for sure, but my source is well operational(refur...

Read the Post in new Window Read the Post in Threaded view  Post #43: Deletion of V2 cathode capacitor and gain by Terry Maddocks on 2020-09-02 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Hi Romy,I am currently in the process of rebuilding my 834 PT. I see you don't use the capacitor bypass on V2, does this have any effect on overall gain of the corrector? I've recently acquired audio Technica ART7 cartridge which is low (0.12 mv) out...

Read the Post in new Window Read the Post in Threaded view  Post #238: Fat LF by N-set on 2012-11-28 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
[quote user="Romy the Cat"]Yes, this is what I expected. That slightly fatty lower range is what I have and I do tend to like this type of response.[/quote]Thanks Romy.Yes, it seems intrinsic in the design.  The above curve is simulation, but I get i...

Read the Post in new Window Read the Post in Threaded view  Post #75: Not necessary now by N-set on 2023-08-07 
Browse the content of the threads in new Window  Thread: Valve Preamplifier for Macondo/DSET in Melquiades Amplifier  74 Replies 
Thanks Romy. Given the power of 801A preamp, this correction is not necessary. I simply increase the volume compared to my clone of 834 RIAA or other sources and the autoformer at the output is still in the attenuation mode, providing increased outpu...

Read the Post in new Window Read the Post in Threaded view  Post #45: 834PT and MC cartridges by Terry Maddocks on 2020-09-03 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Hi Rowuk,Thanks for reply, I use step up transformers, old Partridge 1:12 I think they are model 973B if memory serves me correctly. I haven't installed the ART7 yet. I currently use another AT cartridge - 33ptg ii which is a more "normal" output of ...

Read the Post in new Window Read the Post in Threaded view  Post #236: Resolved by N-set on 2012-11-27 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
Fucking soundcard...I knew I should rather buy myself a good bottle of wine if I cannot afford a real equipment, but I got seduced by the "simplicity" of mesurements and price...well, I got what I paid for: ~16k input impedance of my Fuck-blaster X-f...

Read the Post in new Window Read the Post in Threaded view  Post #12: Bidat with volume pot? by Antonio J. on 2005-03-04 
Browse the content of the threads in new Window  Thread: The “Melquiades” Sound - beginning of the story. in Melquiades Amplifier  28 Replies 
I wonder if you're doing your listening with the Bidat using its volume pot or you're using only vinyl with your phono correctors or maybe the ET-T-834 EAR using its volume pot. Maybe the Melquiades has its own attenuators. I'll be glad to know how y...

Read the Post in new Window Read the Post in Threaded view  Post #203: Snubbers and motors by N-set on 2012-02-10 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  310 Replies 
Thanks for your thoughts Paul. The subject of the snubber has already been quite discussed.IIRC Romy has turned the whole idea down as uncessary in his context. I am afraid thata snubber may be a sonic move rather than only "engeneering". I'll first ...

Read the Post in new Window Read the Post in Threaded view  Post #37: Bleeder resistors. by valves on 2009-11-24 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
Thanks for the reply.  My 834 came from the factory without the 220k ohm resistors.  I was wondering if I should go ahead and add them while I still have the unit apart.  I purchased Caddocks for the repalcements but alas no where to put them without...

Read the Post in new Window Read the Post in Threaded view  Post #45: art representation by guy sergeant on 2004-12-12 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
Wow, how much better would the audio magazines be if we didn't have to tolerate the cliched and ill informed appraisals we are normally subjected to?! I completely understand how you perceived the sound of your Lamm experience from this image. I'd ge...

Read the Post in new Window Read the Post in Threaded view  Post #39: Re: Potential for Upgrade by Brian Clark on 2004-12-10 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
[quote user="guy sergeant"]I used to work for a valve amp making company and we had a little 2 stage phono amp that sounded far better than the 834 with passive eq, no feedback etc. It also cost less than the EAR.I can send you the schematic if you w...

Read the Post in new Window Read the Post in Threaded view  Post #18: Non-phony phono two months on???? by Brian Clark on 2004-12-07 
Browse the content of the threads in new Window  Thread: Where are our good phonostages? in Analog Playback  61 Replies 
Romy, how are things progressing with this? Is it all done and dusted yet? Can you compare and contrast the sonic differences between this high Gm contrivance and your previous EAR 834 variant? All the World is waiting for the sunrise.... Bria...

Read the Post in new Window Read the Post in Threaded view  Post #1: The Expressive Technologies SU-1 by Antonio J. on 2004-12-30 
Browse the content of the threads in new Window  Thread: The Expressive Technologies SU-1 in Analog Playback  33 Replies 
I'm a phono moron, but having had several phono preamps, I think I can understand what finds Romy right in the EAR 834P, which I love. I'm not as skilled and crazy as to try to make all the Thorsten mods in it by myself, but I've tried some tube swap...

Read the Post in new Window Read the Post in Threaded view  Post #34: Sensitivity Training by Paul S on 2008-12-15 
Browse the content of the threads in new Window  Thread: About EAR 834P Modifications in Analog Playback  45 Replies 
I would not say the circuit (per se) was becoming more sensitive to tube choice (and neither would I claim it's not...); I would say that as I have developed the system I have been better and better able to hear what more and more piec...
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