shape,
Gershman Acoustics has developed a special technology to
eliminate standing waves inside the enclosure. This technology
changes the parameters of the inside shape of the
enclosure. Therefore eliminating standing waves resulting
in exceptional sound clarity, neutrality and imaging. 
internal bracing
Black Swan / Gap 828 / Avant Garde / CC-X / X1-R / X-2 / X Cube / Sonogram / Home Theatre System / Acoustic Art
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The Sonogram is a full range speaker designed and developed
by E. Gershman and the Gershman Acoustics team,
using their experience, technology and components, which An 8" Bass driver, developed by E. Gershman and custom made for Gershman Acoustics, delivers very low bass, which is powerful, tight and well extended to 28 Hz. The realisms and natural uncolored sound conveyed by the Sonogram is rare to find regardless of price. internal bracing |
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Specification:
| Frequency Response | 28Hz-20kHz |
| Sensitivity | 89dB @ 1w/1m |
| Nominal impedance | 6 Ohms |
| Recommended Power | 40-250 watts |
Reviews 
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Awarded the Best Value Speaker in the market! --- by audio magzines worldwide: the Absolute Sound, Mojo Stereo, Inner Ear Report, haute fidelite, Ultra High Fidelity, etc.
..."When I go over my notes from this listening session, one word keeps coming back: fidelity. There is fidelity in the reproduction of sound, fidelity in the reproduction of the virtuosity of musicians, fidelity in the reconstitution of rhythm. So far so good."...
..."There was something so special about the way they created a 3-D image, with such precision and substance that I couldn’t think of anything else. Of course, I noticed the rich textures and the clear, smooth singing, rising to blasting energy levels without a hint of effort. They also seemed particularly gifted with all percussion instruments, including the so rarely satisfying cymbals."...
