The bass from these speakers was always very impressive. The power output from these amps ranges from 2. Created 17 September Other advantages of the double bass-reflex speaker compared to a conventional bass-reflex system are a reduction of the cone excursion around F 3 and a corresponding reduction distortion. Now many may find that the BSC circuit can reduce or suppress the dynamics and for that reason I don’t really like to use them. I wanted a dull stipple finish so reflections from the big screen TV from the sides of the speaker 206een would be minimized. Figure 2 shows typical values for use with this double bass-reflex speaker enclosure. The advantage is that there is no crossover distortion or suppression of the dynamics which occurs with almost all passive crossover circuits.
For those who will ask, the impedance equalization circuit Zobel network for the Fostex FEEn driver shown Figure 3 can be used. Because these speakers are so fast and dynamic it really is a challenge to find a subwoofer that can keep up.
I have added bituminous aluminium foil to dampen the driver frame. Because of the big bass lift offered by the double bass-reflex type enclosure, test tones at 40Hz, 31Hz, 25Hz and even 20Hz are quite audible. You can also try foztex wall-load the speakers but pulling them closer to the rear wall to try lift the low-end. The augmentation to the bass output is achieved by the use an additional chamber in the bass-reflex process.īut I don’t shy from timber or metal enclosure preparation and finishing. Luckily when the double bass-reflex speaker boxes arrived they had already been sanded down and that meant I only had to finish the surface preparation with a pass of fine sand paper before applying a coat of primer. When it comes to carpentry I leave that to those who are better skilled than I.
The back loaded horn speakers are large and according to my wife ugly speakers.
The Fostex FEEn drivers are “fullrange” types and their main appeals is that no crossover is required. Fostex FE206En in Double Bass-Reflex Speaker Enclosure To evaluate I listened to the speakers with and without the BSC circuit, with and without the grill covers and all possible combinations in between. The amount of speaker toe-in will vary dependent on the listening room, amplifier and personal preference. While the rise at 40Hz does not make itself 20en in general music listening, it does add drama when listening to movies which is the primary foste these speakers are intended to fill. A family friend had built me the back-loaded horn speaker cabinets and at the same time a pair double bass-reflex boxes also for the Fostex FEEn driver.
Anyone who has tried a DIY audio project knows that you generally need to know more than how to just read a schematic and use a soldering iron. I have had a pair of Fostex single driver back-loaded horns for a few years now. Use Hifi Shark to monitor pricing and global availability. Used Fostex FEEn Loudspeakers for sale on + second hand hifi sites & shops. This new diaphragm material has the fine, supple and high density fiber, and its characteristics successfully improve the. Buy Fostex FEEn 8″ Full Range Speaker: Speakers – ✓ FREE DELIVERY possible on eligible purchases.