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Read the Post in new Window Read the Post in Threaded view  Post #33: The 6C33C’s avalanche heating as an urban legend by Romy the Cat on 2007-01-24 
Browse the content of the threads in new Window  Thread: Get, or made up a tube tester, it’s necessary in Audio For Dummies ™  44 Replies 
Well, it is not necessary a fully qualified urban legend as the problem does take please with fixed based 6C33C but..... only under certain conditions. I have written about it a lot on my site but will very briefly recall it again. Dima might be cor...

Read the Post in new Window Read the Post in Threaded view  Post #16: The sound from the “default” Melquiades still will be there. by Romy the Cat on 2007-04-25 
Browse the content of the threads in new Window  Thread: The one-stage Melquiades. in Melquiades Amplifier  74 Replies 
[quote user="RonyWeissman"]Hi romy, thanks for info. I am going to stick with the 2-stage plan then as it will not be DSET but full range and my mid-bass is somewhat barbaric at this point.  I have found someone to build for me, though we ha...

Read the Post in new Window Read the Post in Threaded view  Post #17: Blindly: One vs. Another by Romy the Cat on 2007-01-15 
Browse the content of the threads in new Window  Thread: Lamm Industries: a special interview with a special company in Audio News  97 Replies 
I was thinking about the subject for a long time. People in audio love to make generalization, so do I, but in it is not so simple. People attribute to output tubes some “special” qualities but I more interested not about unnecessary drooling about A...

Read the Post in new Window Read the Post in Threaded view  Post #1: Super Melquiades, Macondo and Class A2 by Romy the Cat on 2007-12-05 
Browse the content of the threads in new Window  Thread: Super Melquiades, Macondo and Class A2 in Melquiades Amplifier  0 Replies 
I do not know why people go into low-sensitive loudspeaker and they go crazy in order push the last drop out of the class A2 operation. From a different perspective the Macondo’s woofer towers with 97.5dB sensitivity are low low-sensitive loudspeaker...

Read the Post in new Window Read the Post in Threaded view  Post #103: Not Alzheimer’s, yet… by Romy the Cat on 2017-04-05 
Browse the content of the threads in new Window  Thread: Planning my DSET in Melquiades Amplifier  186 Replies 
Anthony, I have an unexpected advice to you. Label all knobs, testing points, input and outputs. Everything sounds to you very logical and self-explanatory not but, so it was to me. In 12 years you will be looking at the thing and wondering where ...

Read the Post in new Window Read the Post in Threaded view  Post #106: The failing memory by anthony on 2017-04-05 
Browse the content of the threads in new Window  Thread: Planning my DSET in Melquiades Amplifier  186 Replies 
[quote user="Romy the Cat"]Anthony, I have an unexpected advice to you. Label all knobs, testing points, input and outputs. Everything sounds to you very logical and self-explanatory not but, so it was to me. In 12 years you will be looking at the ...

Read the Post in new Window Read the Post in Threaded view  Post #41: The external shields on the gas tubes. by Romy the Cat on 2009-09-24 
Browse the content of the threads in new Window  Thread: Gas voltage reference 0A2 tubes. in Melquiades Amplifier  42 Replies 
This post is a derivation from the following post: http://www.romythecat.com/Forums/ShowPost.aspx?postID=11797#11797 What is interesting is that I have a few the same types of shields for small 7 pin gas tubes and I have tried tho...

Read the Post in new Window Read the Post in Threaded view  Post #5: DHT in the DSET by anthony on 2015-05-27 
Browse the content of the threads in new Window  Thread: Planning my DSET in Melquiades Amplifier  186 Replies 
[quote user="Romy the Cat"]Make the full-range and then you will see where you are. Still, I feel that for MF channels it is beneficial for do with a good DHT output stage instead of 6C33C and perhaps it is a good idea to use DHT driver as well. S...

Read the Post in new Window Read the Post in Threaded view  Post #2: DHT SET with thoughts wanted by Romy the Cat on 2007-02-01 
Browse the content of the threads in new Window  Thread: DHT driver & input in Melquiades Amplifier  25 Replies 
Splitting the Lamm ML3 thread:  http://www.goodsoundclub.com/TreeItem.aspx?PostID=3595 There are some people who worship direct-heated tubes and attribute to them some ventures (like absent of higher harmonics and a special micro-fineness). The...

Read the Post in new Window Read the Post in Threaded view  Post #331: A few steps back and a gaint leap ahead. by Romy the Cat on 2009-06-11 
Browse the content of the threads in new Window  Thread: Single-stage Melquiades vs. DHT amps in Melquiades Amplifier  397 Replies 
It is it, I eventual got what I was striving for a while and now my MF DHT channel is done and the most important is that it now sounds exactly how I need it to sound. The new 25:1 loading turned out to be the key. It is “fast” enough and I did n...

Read the Post in new Window Read the Post in Threaded view  Post #122: Some very good points... and... possibly more logical reasoning? by floobydust on 2009-01-20 
Browse the content of the threads in new Window  Thread: Single-stage Melquiades vs. DHT amps in Melquiades Amplifier  397 Replies 
 Romy, Some very good points here... if I downloaded the correct schematic from your site for the 6-channel Melq amp (also has the term DSET in the title) then you have created a 6-channel SET amp with built-in crossover points. Your first ...

Read the Post in new Window Read the Post in Threaded view  Post #124: I think we agree overall by floobydust on 2009-01-20 
Browse the content of the threads in new Window  Thread: Single-stage Melquiades vs. DHT amps in Melquiades Amplifier  397 Replies 
Okay... I also downloaded the original Milq SET amplifier PDF and have looked at it in detail as well as the 6-channel adaptation (DSET) and I understand where you're going with it... or so I think. In my particular situation, I've owned two pair of ...

Read the Post in new Window Read the Post in Threaded view  Post #99: YO-186 as the output tube. by Romy the Cat on 2009-01-05 
Browse the content of the threads in new Window  Thread: Single-stage Melquiades vs. DHT amps in Melquiades Amplifier  397 Replies 
In the thread GM70 vs. 6C33C two year back I have written that the only tube that I would like to trey in Milq besides 6C33C would be YO-186. I am not sure that it might be a right direction or even interesting direction but I picked yesterday a par...

Read the Post in new Window Read the Post in Threaded view  Post #68: Thinking further about the ‘compression’ of my tweeter. by Romy the Cat on 2009-06-18 
Browse the content of the threads in new Window  Thread: RAAL “Water Drop” tweeter for Macondo. in Horn-Loaded Speakers  77 Replies 
I kind if cycle my attention on the notion of compression and it is not accidental. When a few years ago I used the hugely dymick NT51 tweeter in my car I experienced problem to set the right volume and I run the volume control 10  times more fre...

Read the Post in new Window Read the Post in Threaded view  Post #70: Second phase: revising requirement for my DHT objectives. by Romy the Cat on 2008-12-24 
Browse the content of the threads in new Window  Thread: Single-stage Melquiades vs. DHT amps in Melquiades Amplifier  397 Replies 
In context of the recent changes in my playback regarding the electricity and the consequential effects:  http://www.GoodSoundClub.com/TreeItem.aspx?PostID=9252 I have revised and reinstated my interest in the DHT experiment. In addition to a...

Read the Post in new Window Read the Post in Threaded view  Post #1: Output transformer for bass-channel of Super Melquiades. by Romy the Cat on 2007-08-17 
Browse the content of the threads in new Window  Thread: Output transformer for bass-channel of Super Melquiades. in Melquiades Amplifier  2 Replies 
Further looking at where I would like to take the new 6-chennal version of the Super Milq I am contemplating a new revision of my bass channel output transformer. Currently I have Jack Elliano’s made 450mA, large, single section LF transformer that b...

Read the Post in new Window Read the Post in Threaded view  Post #7: Non-Melquiades amplification: not good anymore.... by Romy the Cat on 2007-05-14 
Browse the content of the threads in new Window  Thread: Melquiades: too early for a verdict? in Melquiades Amplifier  6 Replies 
Frankly speaking I kind of thankfully drifting away from observing what is going on in the industry and particularly in amplifiers. Since 1998-99 I was using explicitly Lamm amplifiers that were heads and shoulder more interesting then anything else ...

Read the Post in new Window Read the Post in Threaded view  Post #61: Axiom and EL34 by N-set on 2010-11-10 
Browse the content of the threads in new Window  Thread: To drive the 6C33C... in Melquiades Amplifier  65 Replies 
(Romy feel free to move this post)[quote user="Paul S"]N-set, I understand you do not mean to hijack the thread with the Axiom, so I actually tried to make generic and/or thread-related observations.  I don't know the 6E5P, but generic issues with sp...

Read the Post in new Window Read the Post in Threaded view  Post #3: An amplifier for Tweeters: first ideas... by Romy the Cat on 2006-09-04 
Browse the content of the threads in new Window  Thread: An amplifier for Tweeters in Audio Discussions  17 Replies 
Thanks, Chris. Dima I discussed today many imaginable scenarios. Initially we thought drive a single 6C19P from MF channel of super Milq. But it has some negative consequences… Eventually we decided (it is not final decision but the final with 90% ...

Read the Post in new Window Read the Post in Threaded view  Post #1: More 6E5P-6C33C amps. by Romy the Cat on 2009-04-12 
Browse the content of the threads in new Window  Thread: More 6E5P-6C33C amps. in Melquiades Amplifier  22 Replies 
I have no idea why this guy is and what he says, I even have no idea of what language it is but here it is: the 6E5P-6C33C amp in PP configuration. http://drzlab.com/projekti/TPPP_6c33c.html Interesting that he uses Russian milita...

Read the Post in new Window Read the Post in Threaded view  Post #4: The vintage tubes paranoia and a custom bass transformer by Romy the Cat on 2008-01-11 
Browse the content of the threads in new Window  Thread: My (Amplification + Acoustic System): what is next? in Audio Discussions  41 Replies 
[quote user="Paul S"] I have been surprised that you have not already pursued the Zarathustra for your multi-driver, sealed LF.  From your early descriptions of both, this seemed like a natural pairing and the most likely way to go, to keep the ...

Read the Post in new Window Read the Post in Threaded view  Post #373: I had no idea how ‘different’ it is. by Romy the Cat on 2009-11-25 
Browse the content of the threads in new Window  Thread: Single-stage Melquiades vs. DHT amps in Melquiades Amplifier  397 Replies 
[quote user="Romy the Cat"]  Romy the Cat wrote: Romy the Cat wrote:http://www.goodsoundclub.com/pdf/YO-186.pdfI have to admit that I have written a few pieces of writing about my experiences with YO186 but I withhold to post it as I do not know if...

Read the Post in new Window Read the Post in Threaded view  Post #20: A new Super Short Milg? Oh, no! by Romy the Cat on 2007-03-27 
Browse the content of the threads in new Window  Thread: 5 Channel Version of Melquiades in Melquiades Amplifier  21 Replies 
[quote user="Paul S"]So this amp would not have to deal with a crossover?  One R and one L in the signal path, it looks like a headphone amp, maybe a dream circuit for a light piston, HF only, given no cap/coil load at the [ribbon] driver. [/quo...

Read the Post in new Window Read the Post in Threaded view  Post #14: Give the GM70 the best shot. by KOTriode on 2012-04-28 
Browse the content of the threads in new Window  Thread: GM70 vs. 6C33C in Melquiades Amplifier  13 Replies 
It is impossible to make two amp with the same quality with such big difference in output tubes , the transformer design are vastly different, a 10Kohm transformer would never have a good bandwidth as a 600ohm transformer. I just have to experime...

Read the Post in new Window Read the Post in Threaded view  Post #72: Bias with attitude, bass and transformers... by Romy the Cat on 2012-03-16 
Browse the content of the threads in new Window  Thread: A different breed of 6C33C amplifier. in Melquiades Amplifier  84 Replies 
[quote user="KOTriode"]Romy, in the contrary, it is very unfair to compare my 845 amp with the 6C33C. The main reason is the 845 amp used the best output/interstage transformer available, while the 6C33C's output xformer is pretty good but far from b...

Read the Post in new Window Read the Post in Threaded view  Post #1: An amplifier for Tweeters by Romy the Cat on 2006-09-03 
Browse the content of the threads in new Window  Thread: An amplifier for Tweeters in Audio Discussions  17 Replies 
Following my recent “new objectives” with tweeters (partially covered in the last posts of the following thread) http://www.goodsoundclub.com/TreeItem.aspx?PageIndex=2&postID=2791#2791 I lately made quite a few very interesting and very educati...

Read the Post in new Window Read the Post in Threaded view  Post #10: The “blending integrity” vs. “dynamic viscosity” . by Romy the Cat on 2006-11-25 
Browse the content of the threads in new Window  Thread: Initial thoughts about new/old Lamm ML2s in Audio Discussions  215 Replies 
Paul, I re-mapped your post to your older thread; I hope you do not mind… Anyhow, I find absolutely nothing in the older ML2’ sound related to L1/L2 “X-Factor”. As I suggested in the second post of the flowing thread: http://www.goodsoundclub.com/...

Read the Post in new Window Read the Post in Threaded view  Post #3: Oleg Rulit’s take on the subject by Romy the Cat on 2011-07-02 
Browse the content of the threads in new Window  Thread: Ultimate MF compression driver? in Horn-Loaded Speakers  45 Replies 
Yes, Rulit does try to push envelop of something. He does exiting projects but I do not know how all of it manifests itself in actual results. I said that he  pushes the “envelop of something” as I do not know what this “something” is.  I never h...

Read the Post in new Window Read the Post in Threaded view  Post #90: The MiniMe – the first assault. by Romy the Cat on 2009-01-28 
Browse the content of the threads in new Window  Thread: Macondo’s MiniMe or about Pilot Acoustic Systems in Audio Discussions  213 Replies 
Ok, I did play today with the MiniMe. I have to tell that then it turn black I kind got soften with it does not look to me as large and violent as I initially thought. I made some measurement and some listening. I peaty much know what I want to be an...

Read the Post in new Window Read the Post in Threaded view  Post #7: Gas, bass, jazz... by Romy the Cat on 2007-03-26 
Browse the content of the threads in new Window  Thread: A resistor between screen and grid in Melquiades Amplifier  9 Replies 
[quote user="ml8"] If you think gas regulators make sound of 6E5P so nice, didn't you try putting gas regulator tube in the grid of the 6C33C, and why? [/quote] Sure, I trued. It sounded very bad. I pull out of my butt any imaginable rational with e...
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