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ABSOLARE SET Amplifier User Manual 1.2
7. Troubleshooting and Maintenance
Surface of the unit is dirty
- Clean with a slightly damp cloth.
No power light
- Check AC line voltage
- Check the main fuse
Power light is on but 845 tube heaters
are not glowing
- Tube orientation is wrong, turn-off unit
immediately and correct the installation
- Tube(s) are defective
Power light is on, tube heaters are
glowing, but no sound
- Check the input cables, speaker cables
and source
- Internal fuse for 845 tubes may be
blown out. Call your dealer
Noise / hum in the sound
- Check grounding of power, input cables
and source
If the problem is persistent, contact your nearest ABSOLARE dealer.
8. Technical Specifications
- Zero Feedback, Parallel Single-Ended Triode Architecture
- Point-to-point construction
- Tubes: 2 x 845, 2 x 6SN7GTB (for each unit)
- Output power: 52 Watts
- Input: 1 x RCA (transformer balanced XLR optional)
- Input Sensitivity: 1.25 Volts (balanced input 1.25 / 5 Volts)
- Gain:
21 dB @ 4Ω tap, 24 dB @ 8Ω tap
- Input impedance: 75
kΩ
- Speaker impedance: 4
–8Ω
- Bandwidth: 20Hz
– 20kHz /- 1.0 dB
- Dimensions: 38.2 x 64.8 x 29.7 cm / 15" x 25.5" x 11.7" (W x D x H), excl. feet
- Weight: 42.2 kg / 93 lbs., net (each monoblock)