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Revox B77 MK III
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Topthema: Sound im Audi
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Ausstattungsliste: Zu Audio OMEN DEF Mk.I-B
Ausstattung & technische Daten
| Specifications | |
| Mk.I-B Upgrade Detail | Zu nanotech drivers are now standard equipment (Zu103ND/G1-16) these are the same units developed for our Dominance and as used on Defi nition Mk.IV and Mk.III. |
| They feature our high-output motor assembly, 16 ohm magnetically neutral-hung voice coils and paper-cored nanotech cones. No other changes are done. Original Omen Def loudspeakers can be fi eld upgraded. | |
| Markings for Omen Def Mk.I-B are: REVISION-B nameplate and the engraved model identifi cation on the drivers’ center cone. | |
| Design | High effi ciency, high output, moderate impedance, direct radiating, fl oor-standing loudspeaker. |
| Omen Def Mk.I-B features Zu’s full-range driver (Zu103ND/G1-16), in the Zu Defi nition architecture, Zu-Griewe driver/box/room acoustic loading technology, no crossover or fi lters on full-range drivers, | |
| complimented by a dynamic tweeter featuring phenolic-composite dome and machined 6061-T651 billet lens, providing the acoustic sparkle and resolution from 10kHz and up. | |
| Launched | Mk.I-B June 2012, shipping August 2012 (Mk.I-A November 2010) |
| Dimensions H W D | 47 x 12 x 12 [119.4 x 30.5 x 30.5cm] |
| Footprint | 12 x 12” [30.5 x 30.5 cm] |
| Weight | 78 pounds [36kg] |
| Packaged | 78 pounds [36kg] FlexPak, one loudspeaker per shipping box, 84 pounds [38kg] |
| Driver Complement | 2x Zu103ND/G1-16, 10-1/3” full-range nanotech driver in Zu Defi nition array covering 30–12,000 Hz Zu APT-L2 tweeter assembly |
| Component Tolerance | better than 1% driver pair matching, 0.1% on all other electrical components |
| 5-Way Binding Posts (CE compliant) | accepting: 1/4” spade [6.3mm fork], 5/16” spade [8mm fork], bare wire ≤ #4 AWG, banana plugs |
| Efficiency | 100dB SPL @ 1W/1m |
| Impedance | 8 ohm, nominal full bandwidth (5 ohm minimum at 270 Hz) |
| Average Room / Moderate Volume | 2–4 watt |
| Large Room / Loud | 4–16 watt |
| Large Room / Concert Level | 16–50 watt |
| Max Music Input Power | 400 watt |
| Max sustained RMS Power | 300 watt |
| Bandwidth | 30–25kHz |
| Group Delay | < 5ms |
| Horizontal Acoustic Center | 35” [89cm] |
| Horizontal Listening Window | 45° |
| Vertical Listening Window | 20° |
| Full-range Driver Network | none |
| Super-tweeter Network | 2nd order Bessel @ 10kHz (Erse PusleX condensers and ALq chokes) |
| Internal Cabling | Zu Mission hookup wire, pure copper |
| Cabinet | North American made high-density 60HD composite MDF, skinned with real wood veneer |
| Spike / Feet Insert Thread | 3/8–16 TPI (9/16” hex nut, 14mm wrench can be used but is tight) |
| Included With Loudspeaker Pair | hard surface ball end footers installed with S.S. 9/16” jam nuts, also included are carpet spikes |
| Manufacturers Country Of Origin | U.S.A. [98%] |
| Life Expectancy | 100 years plus, all parts |
| Compliances | CE | RoHS | WEEE |
| Warranty & Service | 5 years limited on cabinet and drivers—warranty does not cover misuse, abuse, components upstream from the loudspeaker system, modifi cations or non-factory service. |
