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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
» The ferrofluiding of com»
» Tonearm Alignment Method
» Cogent+Electronluv+Acape»
» Output transformer for b»
» Hmmm... the sad truth ab»
» Loit Eagle Player – the »
» About my listening habit»
» From bad Opera to good O»
» Semi-Interesting film fr»
» Very in depth considerat»
» Montreal audio show phot»
» Trading cable elevators »
» Macondo copying: Horns t»
» What lives in Symmetric »
» George Orwell and loudsp»
» Living Voice Loudspeaker
» Goodbye to EMI?
» SET and speakers: disreg»
» Lamm ML2.0 & Lamhorn»
» 5 way system in the UK
» Rendezvous Mit Richard T»
» How to switch moving coi»
» Passive transformer base»
» The 'Beethoven Test' of »
» Think Denk and op.106
» About the audio Sources.
» RIAA pole two = 501,12 Hz
» Transfer: The reel-to-re»
» A right midbass solution»
» My new favorite "Ne»
» A lucidly implemented di»
» Beware of the "dipo»
» Transition : Driver to t»
» Phase plug for midbass
» Red Violin Concerto
» The Andrew Rose’s “Prist»
» Headphone amplifiers. Ba»
» Null-set dipole butterfl»
Bookmarked are red
Lenard's Opals monitor
Willem Mengelberg discog»
WGBH alumni
The Music Parlour
Japanese's HiFiDo
Value of Records Tool
Wolds Opera Broadcasts
Female Composers Site
Opera America
Technical books online
Heart's Ease
BuyWell CDss
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Romy the Cat's personal site dedicated to advanced audio and evolved music reproduction techniques

Audio Knowledge Tree - hierarchical collection of Club's audio content. Click a subject to expand articles
 
Analog source and analog related accessories
 Turntables (8)
 Tonearms (9)
 Cartridges (14)
 Analog set-up (5)
 Accessories (2)
 Phonostages (18)
 Step-up transformers (1)
 Tuners (6)
 Tape machines (2)
Digital source and digital related tools
 Transports-Players (17)
 D-A Processors (18)
 Recorders, A-D Processors (14)
Line-level and power electronics
 Line-level Amplifier (13)
 Power Amplifier (49)
 Crossovers (7)
 Vacuum tubes (58)
Acoustic system and listening room
 Horn loaded (160)
 +1dB effect form basshorn.
 2440 vs. 2441 vs. 4001
 45Hz Bass Horn on Vitavox AK151
 A beter attempt to deal with Klangfilm.
 A phase plug for upperbass horn.
 A slightly crazy idea for a new approach to LF
 A sober view on Cogent "True-to-Life" Sound.
 A tribune to Transient Evenness or …
 A tribute to a properly implemented honk.
 A wonderful write up about ribbons.
 About beauty and ugliness of horn speakers.
 About importance of time-coherency
 About midbass-horn equalization....
 About restoring the magnetic field of compression driver
 About selection of the crossover point.
 About the “beauty” of digital crossovers.
 About the compression driver bug-screens
 About the elliptical mouth upperbass horns.
 About the JMLC horn curve.
 About the tweeters phase alignment.
 Adding one Horn. Some revelation of Macondo.
 Adding one more spherical to Macondo.
 Adjustable back chamber
 Again and again: the upper bass channel.
 Altec Model 19
 An amplifier for Tweeters
 An objective tool to trace gap better horn rate and crossover?
 An ultimate horn profile?
 Another electromagnet driver: Great Vintage Loudspeakers.
 Audio Gravity force and drivers’ integration
 Azura 204Hz and 340Hz Le Cleac
 Back chamber of Vitavox S2 and Sound
 Bass Horn vs. Sealed Enclosures.
 Bass horns delay
 Basshorn vs. non-Basshorn, further talk.
 Battling stupid Horn Criticism as a concept
 Beware of the monophonic honk.
 Canadian Speaker Proposal
 Center your drivers, boys.
 CES: New horn guy in town.
 Cetla Ledom 91
 Compression drivers and the “clean signal”.
 Compression drivers saga
 Crossover point: no abstract intellectual values
 Cutting a big horn...
 Denouncing of idea of Bass Horns.
 "Different" way to use Vitavox S2
 Dream Hi-Eff Speakers for an “inmate”.
 Dukane 5A540 Compression Drivers
 Electronluv horn systems
 Electro-Voice T350, T35 tweeters.
 Engaging the David Haigner’s idea
 Evaluation of tractrix curves based on visual surface reflections.
 Eventually - reasonable midbass horn from GOTO
 Exceptional loudspeakers drivers: 14-inchers
 Exceptional loudspeakers drivers: 15-inchers
 Fostex new magnesium Tweeters .
 Fostex T 500A MK 2 Horn Super Tweeter
 From an experienced TAD (TD2001) user...
 George Orwell and loudspeakers.
 German Odeon horns.
 German virtual reed!
 Getting more from MF channel: AMI™ solution
 Greek Anima Loudspeakers
 Heil’s Air Motion Transformers
 Horn-loaded acoustic system: the Macondo
 Horns and digital crossovers.
 Horns as an "equalizer"
 Horns do what they do
 How to select mid/upper bass horn drivers.
 How to use Vitavox’s S2
 Invention of Tractrix Curve
 Japanese Cone Suspensions: YL1250, YL75000, YL55000
 JBL Everest DD66000
 Jean Hiraga’s cooking of Altec 604
 Jeffrey Jackson: midbass horns
 Jessie Dazzle Peoject
 Johan Dreyer on Goto drivers
 Johan Dreyer’s comments on basshorn
 KHorn facts and truth
 Kilimanjaro compression electromagnet drivers
 Klangfilm: sometimes actual knowledge is better then a fetish imagination
 Learned from S2 electromagnet: Lowthers
 Look at horn upperbass drivers sincerely
 Macondo – Super Melquiades: few months later.
 Macondo Acoustic System Frame design.
 Macondo copying: Horns troubleshooting
 Macondo’s MiniMe or about Pilot Acoustic Systems
 Magico Ultimate Horns
 Make your own copression driver
 Make Your Own Horns
 Meyer X-10
 Midbass Horns and Real Estate.
 More about the EdgarHorn Bass
 More speakers attitude...
 Moving to the SET/Horns world
 Mystery of Vitavox S2 resolved!
 New Macondo and “absolute tone”
 Null-set dipole tweeters.
 Ocean Way Audio HR2 loudspeaker
 Out-sourcing 40Hz
 Perfect HF and the “kinky” Electro-Voice T350.
 Practical Guide for Back Chambers Tuning.
 Problems with horns: mid-range drivers
 Problems with horns: mid-range horns.
 Problems with horns: tweeters.
 Problems with horns: upper bass
 Proximity of horn’s crossover and it’s ability to care over-amplitude.
 RAAL “Water Drop” tweeter for Macondo.
 Radiation patterns matching with horns.
 Resonance Damping in Horns
 Roundup: RAAL, “Water Drop”, Ribbons, Vitavox, generalizations.
 Show Report PiS Fest
 Silbatone Acoustics speaker
 Some basics of the horn equalization.
 Some conical horns anti-propaganda
 Some horn writing by Thomas Dunker.
 Some Horns propaganda
 Srajan, 6Moons, sex industry and sapphire horns
 Staging Acompany SA8535 tweeter
 Stop having a fear of horn vignetteing
 Synergy Horns
 TAD 2002
 TAD 4003
 TAD PT-R9 tweeter: love and hate...
 The “absolute tone” in drivers
 The “choking sound” of upperbass horns
 The bottom limit of the Vitavox S2 driver.
 The CH Audio Design drivers.
 The Edgarhorn RTA response.
 The EdgarHorns: the new old business plan
 The Evolution of Honk.
 The IDEAL horn system
 The Macondo’s Upper Bass Channel: what is next?
 The midbass throat considerations.
 The state of High-Efficiency Loudspeakers.
 The tapped horns: cons, pros and Sound
 The ways to delay horns channels.
 Tractrix vs. Exponential curve for lower frequencies.
 Tractrix vs. others for LF
 Transition : Driver to throat, when throat is smaller than driver
 Tweeter for Vitavox S2. High-sensitively ribbons and Linaeum Tweeters
 Upper Bass Horn Setup
 Upperbass 115Hz by Dominik
 Using TD4001 drivers
 Vertical tilt adjustment for horns
 Vintage Altec drivers / horns lingo.
 Vintage JBL products lingo.
 Vitavox S2 field-coil: after a few hours.
 Vitavox S2 revelation: follow up
 Vitavox S2 with Electromagnets
 Vitavox S2: notes to dairy…
 Vitavox, RAAL, EV T350 and SA8535
 Western Electric 15A horn
 Who builds horns?
 Why elephants do not jamp a rope
 Why horn-loaded loudspeakers are bad.
 Why I do not like La-horns. The tomatoes…
 Why I hate HornResp.
 YL audio, ALE , GOTO , and Onken.
 Boxed (34)
 Opened baffle (8)
 Speakers setup (27)
 Listening Rooms (17)
Secondary audio devises and trivial Gizmos
 Cables (7)
 Power lines and supplies (10)
Listening Practice
 Evaluation methods (70)
 Collection Organization (5)

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