Zwischen dem 08. Dezember 2025 und dem 07. Januar 2026 bietet der Hersteller aus Schwäbisch Gmünd eine 0%-Finanzierung für Einkäufe zwischen 200 und 8.000 Euro an.
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In der Top-Serie HX von Audio System wird dieses Jahr fleißig entwickelt. Neu hinzugekommen ist jetzt mit dem HX 200 Dust 3-Way Evo3 ein Dreiwegesystem.
>> Mehr erfahren>> Alle anzeigenKategorie: Verstärker Vorverstärker
Ausstattungsliste: Audio Research SP20
| TECHNICAL SPECIFICATION | |
| FREQUENCY RESPONSE | |
| Line | +/- 3dB 2 Hz to 80 kHz; -3dB 0.8Hz to 220 kHz |
| Phono | +/- 0.1dB of RIAA 10Hz to 20kHz; +/- 0.4dB 5Hz to 80kHz |
| Headphone | +/- 0.05dB 20Hz to 20kHz; -3dB 0.8Hz to 220kHz |
| THD+N | |
| Line | <.003% at 2V RMS, Bal output |
| Phono | <.005% at 3V RMS output, to Record output |
| Headphone | <.009% at 1V RMS output |
| GAIN | |
| Line | 13.8dB, Processor: 0dB |
| Phono | 58dB @ 1KHz to Record output |
| Headphone | 11.3dB |
| NOISE | |
| Line | <-101dBV volume at max. |
| Phono | <-77dBV to Record output |
| Headphone | <-88dBV volume at max. |
| CHANNEL SEPARATION @ 1KHZZZ | |
| Line | > 105dB Balanced output |
| Phono | >76dB to Record output |
| Headphone | >62dB |
| SIGNAL TO NOISE RATIO | |
| line | >125dB Balanced output |
| Phono | >94dB to Record output |
| Headphone | >110dB |
| RATED OUTPUTS | |
| Line | 2V RMS (1V RMS SE) into 200k ohms balanced load (maximum balanced output capability is 18V RMS at less than .5% THD+N at 1kHz.). |
| Phono | 0.5V RMS into 100k load at Record output (maximum output capability is 25V RMS). |
| Headphone | 6V RMS maximum into 30 to 300 ohm load. |
| INPUT IMPEDANCE | |
| Input Impedance | 120k ohms Balanced, 60k ohms SE; Phono impedance programmable (100, 200, 500, 1000 or 47k ohms w/200pf unbalanced). |
| OUTPUT IMPEDANCE | |
| Output Impedance @ 1KH | 500 ohms Balanced, 250 ohms SE; 1000 ohms Record Out SE; <.05 ohms Headphone SE. |
| OUTPUT POLARITY | Non-inverting. |
| Output Polarity | |
| MAXIMUM INPUT | |
| line | 19V RMS Balanced, 9V RMS SE. |
| Phono | 70mV RMS at 1kHz. |
| CONTROLS | |
| Controls | Rotary Volume (104 steps), Rotary Input selector. Push |
| BUTTONS | |
| Buttons | Power, Mute, SPKR Off. Interactive Touch Screen. Rear RS-232 control and Remote IR input. |
| POWER SUPPLIES | |
| Power Supplies | Electronically regulated low and high voltage supplies. Automatic 30 sec. warm-up/brown-out mute. Line regulation better than .01%. |
| TUBE COMPLEMENT | |
| Tube Complement | 4 6H30 dual triode. |
| POWER REQUIREMENTS | |
| Power Requirements | 100 - 135VAC 60Hz (200 - 270VAC 50/60Hz) 77 watts maximum. Standby 2.7 watts. |
| DIMENSIONS | Width 19" (48 cm) |
| Height 5.25"(13.4 cm) (standard rack panel) | |
| Depth 16.5"(42 cm) D. | |
| WEIGHT | 17.8 lbs. (7.4 kg) ;Net |
| 27.8 lbs. (10.5 kg) Shipping. | |
|
141-589
Sound @ Home |



