Absolare Preamplifier 사용자 설명서 - 페이지 8
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7. Troubleshooting and Maintenance
Surface of the unit is dirty
No power indicator light
Both indicator lights are on, tubes are
glowing, but there is no sound
Noise / hum in the sound
If the problem is persistent, contact your nearest ABSOLARE dealer.
8. Technical Specifications
- All Tube, Zero Feedback, Single-Ended Architecture
- Bandwidth: 20Hz – 20kHz within +/-0.2 dB, 10Hz – 45 kHz +/- 1.0 dB
- Tubes: 2 x 12AU7 (ECC82 or compatible)
- Input: 4 in RCA and XLR Models; 2 RCA + 2 XLR in RCA/XLR Model
- Input Impedance: 100 kΩ
- Output: 2 RCA or 2 XLR; 1 RCA + 1 XLR in RCA/XLR model
- Attenuator: 48 steps with discrete resistors, remote controlled
- Output impedance: 750Ω
- Gain: 18 dB
- Dimensions: 38.2 x 52.6 x 14.8 cm / 15" x 20.7" x 5.8" (W x D x H), excl. feet
- Weight: 21 kg / 46 lbs., net
ABSOLARE Preamplifier User Manual 1.2
- Clean with a slightly damp cloth
- Check AC line voltage, check the fuse
- Check the input selector position
- Check input and output cables
- Check grounding of input cables
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