489_23584_2
Topthema: Träume werden wahr
Standlautsprecher · ESS AMT-1 D Revival
Für die Älteren unter uns gehören diese Lautsprecher zu den ersten jugendlichen Audiowunschträumen, wie zum Beispiel das Klipschorn oder die Electro Voice Sentry III. Für alle anderen könnte dieser besondere Lautsprecher eine echte Überraschung werden.
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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: Verstärker Vorverstärker
Ausstattungsliste: Goldmund MIMESIS 37S NEXTGEN
Ausstattung & technische Daten
| INPUTS | |
| IInput impedance: 39 kOhms. | |
| Maximum input level (balanced): 9.6 Vrms. | |
| Maximum input level (unbalanced): 4.8 Vrms. | |
| Separated input level adjustment for each of the 7 line inputs: -12 to +12 dB. | |
| OUTPUTS | |
| Output impedance: 50 Ohms. | |
| Maximum output level (balanced): 19.2 Vrms. | |
| Maximum output level (unbalanced): 9.6 Vrms. | |
| FREQUENCY RESPONSE | |
| These values for any level to maximum output level. | |
| +/- 0 dB, 20 – 20 kHz. | |
| +/- 3 dB, 0.2 – 900 kHz. | |
| GROUP DELAY | |
| Propagation delay <300 ns stable with frequency from DC to 200 kHz. | |
| SPEED | |
| Slew rate of the amplification stages: 200 V/us. | |
| Rise time: < 400 ns. | |
| CROSSTALK | |
| Separation: > 105 dB between channels (20 Hz – 20 kHz). | |
| DISTORTION | |
| With 1 Vrms output level, 80 KHz measurement bandwidth, 600 ohms termination impedance. | |
| THD unbalanced input to unbalanced output: 0.002 % flat with frequency. | |
| THD balanced input to balanced out: 0.001 % flat with frequency. | |
| IMD unbalanced input to unbalanced output: 0.002 %. | |
| IMD balanced input to balanced out: 0.001 %. | |
| NOISE | |
| Signal-to-noise ratio on line input: > 120 dB (0.01 Hz – 10 Mhz). | |
| Weighted ASA A: > 130 dB. | |
| OPERATING TEMPERATURE | |
| Room temperature: -30 to +40 degrees Celsius. | |
| Internal temperature: +45 to +70 degrees Celsius. | |
| POWER | |
| Nominal line voltage: 115 or 230 V. | |
| Input voltage range: +/-15 %. | |
| Maximum power consumption: 70 W. | |
| GROUNDING | |
| Separated ground and earth signal. | |
| SAFETY FEATURES | |
| Automatic switching to MUTING if the AC line drops or is interrupted. | |
| Automatic protection against tape loops. | |
| FRONT PANEL | |
| VOLUME control. | |
| BALANCE control. | |
| REAR PANEL | |
| Power connector. | |
| Output connectors RCA (right and left). | |
| Output connectors RCA (right and left) for Tape 1 and Tape 2. | |
| Input connectors RCA (right and left) for Tape and line inputs. | |
| POWER SUPPLY CONTROLS | |
| Power cord socket (3 lugs). | |
| Main fuse (2.5 A slow-blow). | |
| Voltage selector 115/230 V. | |
| Earthing post (yellow-green). | |
| SIZE & WEIGHT PREAMPLIFIER | |
| 44 W x 13.5 H x 40 D (cm) – 17.3 W x 5.12 H x 15.75 D (inch) without power cord. | |
| 9 kg. | |
| SIZE & WEIGHT POWER SUPPLY | |
| 44 W x 13.5 H x 38.5 D (cm) – 17.3 W x 5.12 H x 14.96 D (inch), without power cord. | |
| 12 kg. | |
