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7. Troubleshooting and Maintenance
Surface of the unit is dirty
No power light
Sound level is too high or too low
Power light is on, tube heaters are
glowing, but no sound
Noise / hum in the sound
If the problem is persistent, contact your nearest ABSOLARE dealer.
8. Technical Specifications
- Input Sensitivity: 1.0 Volts @ Hi-gain setting, 2.0 Volts @ Low-gain setting
- Tubes: 2 x 12AU7 (ECC82 or compatible)
- Inputs: 1 RCA unbalanced + 1 XLR balanced
- Input impedance: 10 kΩ RCA input, 20 kΩ XLR input
- Output Power: 275 Watts @ 4Ω, 175 Watts @ 8Ω
- Speaker impedance: 4 – 8 Ω
- Gain: 29 dB @ Hi-gain setting, 23 dB @ Low-gain setting
- Bandwidth: 20Hz -20kHz within +/- 0.2dB, 15 Hz – 30 kHz +/- 1.0 dB
- Dimensions: 38.2 x 64.8 x 20 cm / 15" x 25.5" x 7.9" (W x D x H), excl. feet
- Weight: 33 kg / 73 lbs., net
ABSOLARE Hybrid Stereo Amplifier User Manual 1.2
- Clean with a slightly damp cloth.
- Check AC line voltage
- Check the main fuse
- Check gain selector
- Check the input cables, speaker cables
and source
- Check input selector
- Check if tube(s) are defective
- Check grounding of power, input cables
and source
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