GoodSoundClub - Romy the Cat's Audio Satire

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Post #95: Fertin

by el`Ol on 2010-05-07

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Thread: Romy The Cat's new Listening Room

in Audio Discussions 478 Replies

[quote user="Romy the Cat"] I use 10” but they have free air resonance of 19Hz. Not many of 18” drivers have such a low resonance.[/quote]The lowest I know is the Fertin with 23 Hz.http://www.fertin-acoustic.com/hp_46ex.php...

Post #95: Fertin

by el`Ol on 2010-05-07

Thread: Romy The Cat's new Listening Room

in Audio Discussions 478 Replies

Post #96: Low resonance is good...

by Romy the Cat on 2010-05-07

Thread: Romy The Cat's new Listening Room

in Audio Discussions 478 Replies

[quote user="el`Ol"]The lowest I know is the Fertin with 23 Hz. http://www.fertin-acoustic.com/hp_46ex.php [/quote] Fertin does 23Hz with 18inch. The Scan-speak did with 10 inches http://www.scan-speak.dk/datasheet/pdf/...

Post #4: No substantial changes in mainstream audio

by el`Ol on 2008-03-20

Thread: The jump-start of loudspeaker economy

in Audio News 17 Replies

Hello Romy!My predictions are:The mainstream manufacturers will continue as they have been doing for decades: Use steep x-overs that allow them to use more and more exotic cone materials without changing anything effectively. Strange-looking con...

Post #8: Corner-load whatever you want

by el`Ol on 2010-01-25

Thread: Vitavox corner horn

in Horn-Loaded Speakers 10 Replies

I am currently planning high-WAF speakers for my sister which have to stand in the corners on the floor. Asking for small corner horns I was told the EV Baronet could be a solution. Simulating it with roughly estimated dimensions I found that the FR ...

Post #67: My field coil driver

by audiofilofine on 2010-02-27

Thread: Vitavox S2 with Electromagnets

in Horn-Loaded Speakers 91 Replies

[quote user="Romy the Cat"] haralanov wrote:And the very same is with electromagnets. With those so widely used 12V power supplies (Fertin, Feastrex for instance) the sound is always softer than it should be in reality with severally restricted dy...

Post #61: The high voltage remedy?

by Romy the Cat on 2010-02-26

Thread: Vitavox S2 with Electromagnets

in Horn-Loaded Speakers 91 Replies

[quote user="haralanov"]And the very same is with electromagnets. With those so widely used 12V power supplies (Fertin, Feastrex for instance) the sound is always softer than it should be in reality with severally restricted dynamics and transien...

Post #60: Field coils and voltages

by haralanov on 2010-02-26

Thread: Vitavox S2 with Electromagnets

in Horn-Loaded Speakers 91 Replies

Romy, I will not comment the first part of your post, because it will be offtopic. Let concentrate on the subject of field coils and particularly on the difference between high impedance high voltage fieldcoils and those using thick low impedance ...

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