Audio Research Pre-power takım
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0,00 euro
- Ürün Kodu: AR0010
Etiketler: Audio Research Pre-power takım
Audio Research Vt100 mkIII ve Ls2 Pre ampli takım
Specifications
| Power output | 100 watts per channel continuous from 20Hz to 20kHz. Approximate actual power available at "clipping" 110 watts (1kHz) |
|---|---|
| Power bandwidth | (-3dB points) 15Hz to 80kHz |
| Frequency response | (-3dB points at 1 watt) 1Hz to 100 kHz |
| Input sensitivity | 1.9V RMS (Bal or SE) for rated output. (23.5 dB gain into 8 ohms.) |
| Input impedance | 200K ohms Balanced, 100K ohms Single-ended. |
| Output taps | 8 ohms, 4 ohms |
| Output regulation | Approximately 0.8dB 8 ohm load to open circuit |
| Overall negative feedback | 10 dB |
| Damping factor | 11 |
| Distortion | 1kHz total harmonic distortion typically 1% at 100 watts, below .05% at 1 watt |
| Slew rate | 15 Volts/µs |
| Rise time | 3 µs |
| Hum & noise | Less than 0.5mV RMS 95dB below rated output (IHF weighted, input shorted) |
| Power supply energy storage | VT100: 270 joules. |
| VT100 MKII/III: 540 joules | |
| Power requirements | 105-125VAC 60Hz (210-250VAC 50Hz) 585 watts at rated output, 750 watts maximum, 380 watts at "idle" |
| Tube complement | VT100: (4 matched pairs) 6550 power output, (8) 6922 |
| VT100 MKII: (4 matched pairs) 6550C power output, (4) 6922 driver, (4) 6922 input. | |
| VT100 MKIII: (4 matched pairs) 6550C power output, (4) 6H30 | |
| Other | |
| Dimensions | 19" (48.3 cm) W x 8.75" (22.2 cm) H x 19.5" (49.5 cm) D. Handles extend 1.5" (3.8 cm) forward |
| Weight | 65 lbs. (29.5 kg) Net; 83 lbs. (37.7 kg) Shipping. |
Ls 2 özellikler
| Frequency response | ± .5dB, 1Hz to 100Hz, -3dB points below 0.1Hz and above 300kHz |
|---|---|
| Distortion (THD) | Less than .01% at 2V RMS output.(Typically less than .005% in midband) |
| Noise & hum | 20µV RMS residual 1HF weighted noise at main unbalanced output with gain at minimum (100dB below 2V RMS output). Balanced input noise 100dB below 1V input. |
| Gain | Main Output: 18dB (Optional 9dB gain reduction through an internal jumper) |
| Balanced output: 24dB (Optional 9dB gain reduction through an internal jumper) | |
| Tape output: 0dB | |
| Input impedance | 50K ohms unbalanced, 3 megohm balanced. |
| Output impedance | 200 ohms main output. 400 ohms Balanced 1, Balanced 2 (10K ohms minimum load and 2000pF maximum capacitance) |
| Output polarity | |
| Maximum inputs | 20V maximum unbalanced, 8.5V (+21dB) maximum balanced |
| Rated outputs | 2V RMS 1Hz to 100kHz into 60K ohm load (maximum output capability is 30V RMS [60V RMS balanced] output at 05% THD at 1kHz into a 10K ohm load) |
| Power supplies | Electronically-regulated low and high voltage supplies. Two transformers (toroid for high voltage). Line regulation better than .01% |
| Tube complement | (1) 6922 |
| Power requirements | 100-135VAC 60Hz (200-270VAC 50/60Hz) 60 watts maximum |
| Other | |
| Dimensions | 19" (48 cm) W x 5 1/4" (13.4cm) H (standard rack panel) x 10 1/4" (26cm) D. Handles extend 1 5/8" (4.1cm) forward of front panel. Rear chassis fittings extend 7/8" (2.3cm). |
| Weight | LS2: 13 lbs. (5.9 kg) Net; 21lbs.(9.5 kg) Shipping. |
| LS2B: 14 lbs. (6.0 kg) Net; 22lbs.(10 kg) Shipping. |