GoodSoundClub's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat

My way.

Audio Knowledge Tree ™
Romy's "Audio Rules"
Audiophile Satire
Melquiades SET Amplifier
Macondo Acoustic System
End of Life Phonostage
Audio Demoronizator AD-1
My Exotic Audio Leftovers
My Playback System
» Moerch DP6 and DP8 “anis»
» Midbass impedance bumps »
» Pacific Microsonics Mode»
» Mercury Living Presence »
» Chicago Horn Loudspeaker»
» Goodbye to EMI?
» What’s up with these gia»
» Some Orchestra on Demand»
» Driver Alignment, and Wh»
» Sound is like a proverbi»
» Shaky tubes, echo testing
» The inflatable speakers »
» Brahms, "Liebeslied»
» Despicable me
» Maxim Vengerov: Encore i»
» Looking for different So»
» "Zaratustra II"»
» RIP Henryk Mikolaj G»
» First Order on Bass chan»
» The loudspeakers for a p»
» Romy's Horns
» MTT’s Mahler at 180 ghra»
» Patricia Kopatchinskaja »
» DIY Firefly Horns
» Trading cable elevators »
» Another horn manufacturer
» Too damn loud?
» Yamaha tuners
» It is all about hard sur»
» Orphean horns / BMS driv»
» Audiophile Re-issues: Wh»
» Some kind of Grundig…
» The Saudi Arabia and Uni»
» Sick CEC TL0
» The real goals of sound »
» Dinsdale Horn Design Art»
» Beware of "Higher F»
» Swell New RIAA-Only Phon»
Bookmarked are red
Archives of Canada
Lenard's Opals monitor
Western Electric manuals
Jogis Röhrenbude's Site
Unofficial Vitavox Site
Seen and Heard
Tuners Stereo Surgeons
Technical books online
Jammin' Jersey
MetManiac Opera Archive
GEMM catalog
GedLee loudspeakers
More Links »»
Romy the Cat's personal site dedicated to advanced audio and evolved music reproduction techniques

Posts Authors:  Listed only members with posts
 Posts Period :    to      Format: Year/Month/Date
Search Phrase:   
Search in Forum: 
Print Results per page:  Separate words by empty space
 

     Pages: 1, Posts: 8    Pages: 1 


Read the Post in new Window Read the Post in Threaded view  Post #159: "End of Live" tube set by AlexBerger on 2011-11-22 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  311 Replies 
Romy,Thank you.I think I should to give some break-in time to Sylvania 0a2.50 hours is enough? Previously I used in my EAR the next set of tubes ECC83: 1-Amperex (red print), 2-Amperex (red print), 3-Sylvania 7025 (yellow print).When I built "End of ...

Read the Post in new Window Read the Post in Threaded view  Post #161: That crazy 7025. by Romy the Cat on 2011-11-22 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  311 Replies 
[quote user="AlexBerger"]I think I should to give some break-in time to Sylvania 0a2.50 hours is enough? Previously I used in my EAR the next set of tubes ECC83: 1-Amperex (red print), 2-Amperex (red print), 3-Sylvania 7025 (yellow print).When I ...

Read the Post in new Window Read the Post in Threaded view  Post #21: 150V Gas Tubes survival guide. by Romy the Cat on 2006-09-01 
Browse the content of the threads in new Window  Thread: Gas voltage reference 0A2 tubes. in Melquiades Amplifier  42 Replies 
I remember when I built Melquiades I detected that quietly of wire that feeds the grid of output stage with bias, quality of soldering or any other minute detail on this  wire was very auditable. I also detected that the proximity of this wire t...

Read the Post in new Window Read the Post in Threaded view  Post #1: Gas voltage reference 0A2 tubes. by Romy the Cat on 2005-08-21 
Browse the content of the threads in new Window  Thread: Gas voltage reference 0A2 tubes. in Melquiades Amplifier  42 Replies 
Would anybody recognize who manufactured those 0A2 regulators? Since I use them quite aggressively, I picked at MIT's fleamarket a few dozens of them dirt-cheap. The tube looked suspensions. Then marked as Amperex, Made in England and National Elect...

Read the Post in new Window Read the Post in Threaded view  Post #302: Valvo mesh 0A2 by N-set on 2020-07-09 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  311 Replies 
[quote user="N-set"] Other changes to come: - looking for Amperex 0A2 with mesh plates - will rewire MM input in silver with silver WBT RCA's - it now welcomes my top cart, Decca London Reference with silver AQ Leopard ph...

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 #158: Gas tubes in the phonostage by Romy the Cat on 2011-11-22 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  311 Replies 
[quote user="AlexBerger"]Hello Romy, What brand of 0A2 do you use in your phonostage?I used RCA, but after 1.5 years of work it began to spark when phonostage is switched on.I tried Siemens, Mazda and now Sylvania 0A2.Siemens has "disco sound"...

Read the Post in new Window Read the Post in Threaded view  Post #290: Capacitors & updates by N-set on 2020-03-15 
Browse the content of the threads in new Window  Thread: The last phonocorrector: “End of Life" Phonostage in Analog Playback  311 Replies 
I think industrial grade Arcotronics KP172 (from RS components ?), film and foil. I use them also as output coupling caps (2x0,47u) Other changes I've made, not commented in my posts here: ...
All context of this site except the Forum's posts Copyright © Roman Bessnow 2004-2026
All messages within the Site’s Forum Copyright © by authors of the posts
Last 24-hours posts:  0  
Total human visitors:  64,799,163  
   
      Search Site Forum
     Search Site via Google
 
Login:
Pass:
    Create a New Account
    Forgot your Account
AUG 1 BU Tanglewood Instit»
AUG 1 Danish String Quarte»
AUG 1 Light & Shade in Var»
AUG 1 Mozart: The Marriage»
AUG 1 Esa-Pekka Salonen, c»
AUG 2 ZÉMIRE ET AZOR in Ch»
AUG 2 BU Tanglewood Instit»
AUG 2 Andris Nelsons, cond»
lang lang: tiny desk (home)»
marin alsop on her swing or»
mahan esfahani: tiny desk c»
cellist lynn harrell has di»
npr music's top 14 albums o»
anthony davis wins pulitzer»
augustin hadelich: tiny des»
c.p.e. bach: mercurial dive»
classical music news - leo»
classical music news - aug»
is bach better on harp?»
julian bream, maestro of g»
a woman takes the podium a»
he wasn’t toscanini, but h»
9 things to do this weeken»
classical music news. diab»
another trump blunder»
from concerts to cartoons:»
classical music livestream»
how to diversify orchestra»
ethel smyth, a composer lo»
classical music attracts o»
‘the lost pianos of siberi»
More Music News »»
Finck, Heinrich ( 1445-9 »
Tomkins, Thomas ( 1572-9 »
Boulogne, Chevalier de Sai»
Nicolai, Otto (9 June 1810»
Gibsone, William Ignace (8»
Nielsen, Carl (9 June 1865»
Magnard, Albéric (9 J»
Kauder, Hugo (9 June 1888-»
Journeau, Maurice (17 Nove»
Oboussier, Robert (9 June »
Donatoni, Franco (9 June 1»
Wuorinen, Charles (9 June »
Vigulf, Roger Arve (9 June»
Kenwood L-02T FM Tuner
Mid-range tantrix round»
Rohde & Schwarz MSDC Mu»
Rohde & Schwarz EU-6201»
REL Precedent 646C tuner
Altec 515B bass drivers
Purist Audio Design Pro»
Musatex’s Bidat Model "»
Vitavox AK151 15" bass »
Koetsu Onyx Platinum Ca»
Altec 808A compression »
More Leftovers »»