102_17153_2
Topthema: Weltempfänger
Auna Silver Star CD Cube
Wer nicht nur seine eigene Musik oder den Einheitsbrei des UKW-Radios hören möchte, ist mit einem Internetradio-Empfänger gut beraten. Wir haben uns das Silver Star CD Cube von Auna näher angehört.
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65_15640_2
Topthema: Lichtstärkster 4K-UHD-Beamer in seiner Klasse
ViewSonic PX747-4K
Ein Beamer, der außer 4K- auch HDR-Material wiedergeben kann und dabei knapp über der 1.000-Euro-Marke vorbeischrammt, ist schon eine Hausnummer.
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71_16205_2
Topthema: Raumakustik verbessern - Schallabsorber einsetzen
Kategorie: Profi- / Musiker-Equipment
Ausstattungsliste: JBL PD764i-215
Ausstattung & technische Daten
| Specification | |
| Typ | Very High Output Full-Range Loudspeaker System |
| Frequency Range (-10 dB) | 36.5 Hz to 19.5 kHz |
| Frequency Response (±3 dB) | 41.5 Hz - 18.5 kHz |
| Coverage Pattern | 60° x 40° |
| Directivity Index (DI) | 13 dB |
| System Sensitivity (1W @ 1m) | LF: 103 dB SPL; Passive Mid-High: 110 dB SPL |
| Maximum Peak SPL: (Bi-amplified mode) | LF - 141 dB Peak; MHF - 142 dB Peak |
| Transducer Power Rating (AES) | LF - 1000 W (4000 W Peak); MHF - 400 W (1600 W Peak) |
| Crossover | Bi-Amp with passive mid/high crossover (Tri-Amp optional) |
| Crossover Frequencies | 220 Hz, 1.2 kHz |
| DSP | Custom DSP for Crown ITHD and IT4x3500HD amplifiers |
| Low Frequency Driver | 2 x JBL 2265H 380 mm (15 in) Di erential Drive driver with 75 mm (3 in) dual voice coil |
| Midrange Frequency Driver | 2 x JBL CMCD-82H midrange driver with 200 mm (8 in) diameter Differential Drive® dual 75 mm (3 in) voice coil |
| High Frequency Driver | 2 x JBL 2432H, 38 mm (1.5 in) exit compression driver, 75 mm (3 in) voice coil |
| Nominal Impedance | LF: 4 ohms |
| MF: 4 ohms | |
| HF: 16 ohms | |
| Enclosure | Trapezoidal with Rectangular sides, combination of 18 mm and 16 mm (5/8 in) exterior grade birch plywood |
| Enclosure WRC/WRX Version | For direct exposure or extreme environments, berglassed with stainless steel hardware |
| Grille | Black powder coated zinc treated 14 gauge perforated steel with black foam backing |
| Grille WRC/WRX Version | Three layer grille assy consisting of 16-gauge powder coated S.S., backed with O.C. foam and S.S. mesh |
| Input Connector | NL4 for bi-amp operation or NL8 for tri-amp operation (optional) |
| Input Connectors WRC/WRX Version | 4 conductor 16 awg direct burial cable assy 20 length (or length TBD) |
| WRC/WRX Environmental Specifications | IP55 |
| Suspension Attachment | 52 total points (12 top and bottom, 11 each side, 6 back), M10 threaded hardware |
| Dimensions (H x W x D) | 991 mm x 991 mm x 889 mm (39.0 x 39.0 x 35.0 in) |
| Net Weight | 295 lbs (134 kg) |
