- Cogent field coil horn speakers drivers#
- Cogent field coil horn speakers driver#
- Cogent field coil horn speakers upgrade#
- Cogent field coil horn speakers full#
Cogent field coil horn speakers drivers#
The Cogent drivers are expensive to manufacture.
Cogent field coil horn speakers driver#
Cogent makes a bass driver for use in a bass horn extending down to perhaps 60Hz and a high-frequency driver for use in a midrange horn extending from 300Hz to above 10kHz. The drivers we were hearing were the Cogent field coil compression drivers which are modern devices inspired by the rare and wonderful RCA 1428 field coil theater compression drivers. Later on, friend Ralph Henson who was also in the room when we heard the Cogent system, mentioned that the system was bi-amplified that evening (with Welborne tube amps) using DEQX, a well-respected digital crossover system that allows for digital time alignment. The difference is that this was-in the best sense-more indescribable. Like all sonic phenomena, it was basically indescribable. The timber and dynamics were most appealing. We heard a blues singer with a guitar and harmonica sensuously hanging in the dark space of the lowly lit room. These turned out to be a project of Rich Drysdale and Steve Schell, the folks behind the Cogent brand name of magnificent compression drivers. One evening we made our way up to the Cogent/Welborne room to hear a pair of all-horn loudspeakers. In the fall of 2006 Stephæn and I attended RMAF Denver. It is surprising that the compilation of emails, images, and nuggets does indeed tell a pretty good story about what happened.Signs on the Bad Boyz Benevolent Association clubhouse Before moving to our email message log of the Po’ Boy journey, here is a little background. The emails were interspersed with nuggets of wisdom in bold type provided by Stephæn.
The sheaf of papers included callouts for various images. I said 'Huh?' The sheaf turned out to be a compilation of emails I had written to friends and mentors during construction of the Po’ Boys. A few weeks ago, Stephæn handed me a sheaf of papers advising me that we had written the article. I said 'Uh huh,' and we went back to work on the new criminal enterprise. Stephæn advised me some time back that we were going to do a 6moons article on the Po’ Boys. Yes, basically it ate up most of the Saturdays and Wednesday evenings of 2008. That crime against nature turned out to be the Po’ Boy speakers, which we constructed in 2008. After two years of self flagellation with these wonderful speakers, we got them finely dialed in and subsequently became bored. We called these Stephæn’s Dream Speakers. Our first project together was a pair of speakers with Great Plains Audio 604 drivers. You could say that we are partners in crime.
See narrative.Part One of ThreeA dyslexic man walks into a bra … or how I got sucked into another speaker building adventure with my friend, Pete.Introduction by Pete Riggle: Over the past half dozen years Stephæn Harrell and I have drifted into an unhealthy relationship in which we reinforce each other’s audiophile involvement.
Cogent field coil horn speakers full#
Field Coil Coaxial 15' Full Range Driver World first perfect synchronous coax in field coil category, world heaviest full range unit Tens of years ago Maxonic was marketing the famed DS-405.Cogent Field Coil Drivers ReviewsThis review page is supported in part by the sponsors whose ad banners are displayed belowNarrators: Stephæn & Pete RigglePosse actually involved in this project:Far more. The 'Field Coil' type driver ideally emits sounds from a single plane and presents ultimate sound stage unachievable by a permanent magnetic type speaker.
Cone loudspeakers in (valve) radios back in the 1920s-40s. 'Field Coil' loudspeakers is another name for Electromagnet loudspeaker drivers - as opposed to the 'Permanent magnet' loudspeakers drivers used by almost all cone loudspeakers today. The radial slits are cut to great accuracy with a wire EDM machine, a. This phasing plug is from their Cogent DS-1428 midrange / high frequency driver. This section looks at the three primary parts that go into constructing the Cogent True-to-life compression field coil drivers. Cogent makes a bass driver for use in a bass horn extending down to perhaps 60Hz and a high-frequency driver for use in a midrange horn extending from 300Hz to. The Cogent's are remarkably laid-back with. The Cogent horns gave me all of the detail and dynamics that I loved about the Edgarhorns with none of the negatives.
Cogent field coil horn speakers upgrade#
Nov 2006- The arrival of Cogent field coil horns was easily the most significant upgrade to my system.
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