488_23522_2
Topthema: Ingenieurskunst in Perfektion
Revelation RX2 PRO – High-End Zweikanalendstufe von Brax
Mit der RX2 PRO kündigt Brax nicht weniger als die Endstufe der Superlative an, vollgepackt mit Innovation und das erste Class-D Design der Marke.
>> Mehr erfahren>> Alle anzeigen
503_23684_2
Topthema: Premium-Mini-LED-TV
Ultra-HD-TV (Mini-LED) TCL 75C855
TCL ist ein weltweit führender Hersteller von Mini-LED-TVs. Die eigenen Produktionsstätten gehören zu den modernsten Fernseher-Fabriken der Welt. Wir testen das Premiummodell C855 in 75 Zoll.
>> Mehr erfahren>> Alle anzeigenKategorie: Profi- / Musiker-Equipment
Ausstattungsliste: Kind K2A
Ausstattung & technische Daten
| General | |
| Number of amplifier channels | 2 |
| Total burst power all channels | 2500 W |
| Max output power single channel EIAJ test standard, 1 kHz, 1% THD | |
| 2 ohms | 1250 W |
| 4 ohms | 750 W |
| 8 ohms | 450 W |
| Hi-Z 70 V (note 1) | - |
| Hi-Z 100 V (note 1) | - |
| Max output power bridged EIAJ test standard, 1 kHz, 1% THD | |
| 4 ohms | 2500 W |
| 8 ohms | 1500 W |
| Max output votage / current | 90 V / 35 A |
| Protection features | Short Circuit Protection, Current-Clip Limiter, Voltage Clip Limiter, Temperature protection |
| Amplifier audio performance | |
| Gain, selectable | 26 dB, 32 dB (factory set) |
| Input sensitivity @ 4 ohms | 1.37 V |
| Max input level | 20dBu |
| Frequency response | 20 Hz - 20 kHz (1 W @ 8 Ohm - +/- 0.5dB |
| S/N ratio (20 Hz - 20 kHz) | >106 dBA |
| Output circuitry | Class D |
| Input impedance | 10k balanced |
| THD+N | <0.3% from 1W to 0.5dB below clip (typically <0.1%) |
| Front panel | |
| Indicators | (LED) Active, Protect, Hi temp, DSP option, signal out -35 dB, -20 dB, -10 dB, Limiter |
| Controls | Mains switch, Gain control (per channel) |
| Maintenance | Removable dust filter holder |
| Rear panel | |
| Audio signal input connectors (per channel) | XLR female combo 1/4 phone jack TRS, 3-pin terminal block (balanced) |
| Loudspeakers output connectors | Neutrik Speakon NL4MD (per channel) |
| Networking | Data port hole for DSP option |
| AC mains cordset / chassis connector | Schuko CEE 7/7 16 A / IEC20A |
| Controls | (switch) HPF 30 Hz or 75 Hz, Link/Bridge, Analog or AES3 |
| AC mains power | |
| Power supply | Switch mode power supply, internally switchable 230 / 115 V nominal |
| Operating voltage | 100-240 V +/-10%, 50-60 Hz |
| Current draw | @ 230 V / @ 115 V |
| Idle | 0.6 A / 0.7 A |
| 1/8 of max output power@ 4 ohms | 1.6 A / 2.7 A |
| 1/4 of max output power@ 4 ohms | 2.6 A / 4.8 A |
| Thermal | Operating temperature 0° - 40° C / 32° - 104° F |
| Dissipation and cooling | Fan, continuosly variable speed, temperature and load current controlled, front to rear airflow |
| Idle | 220 BTU/h | 55 kcal/h |
| 1/8 of max output power@ 4 ohms | 379 BTU/h | 96 kcal/h |
| 1/4 of max output power@ 4 ohms | 539 BTU/h | 136 kcal/h |
| Chassis construction | 1.0 mm / 0.04" zinc steel chassis with removable dust filter holder; 3mm / 0.12" front panel ears and side reinforcement with rear support |
| Dimensions | W 483 mm / 19", H 89 mm / 2 RU, D 390 mm / 15.4" from front mounting rails |
| Weight | 8.5 kg / 18.7lb |
| DSP (optional) | |
| Available in the MODEL Kxx DSP | |
| Inputs | 2 |
| Outputs | 4 |
| A/D converter | NA |
| D/A converter | NA |
| Frequency response @ -3dB | 7 Hz - 22 kHz |
| THD | < 0.01% (20 Hz - 20 kHz) |
| Presets | Bank of 8 presets selectable from rear panel, setup and upload via USB with AD sigma studio. |
| Delay for time alignement | 10 ms per output |
| Crossover filters | Butterworth, Linkwitz-Riley, Bessel, from 6 dB/oct to 48 dB/oct |
| Output equalizer | up to 12 biquad fully parametric per channel: peaking, hi/lo shelving, hi/lo pass, band pass, band stop, all pass |
| Input equalizer | up to 5 biquad filters: PEQ, shelving, band pass, band stop, all pass |
| Limiters | Peak limiter, RMS limiter, frequency dependent RMS limiter |
