Harman Kardon - AVR 138/230 Solid state multi-channel receiver

The Harman Kardon AVR 138 is a powerful 5.1-channel unit designed specifically to bring an immersive cinema experience into the living room. Despite the modest power rating, this unit effortlessly delivers the current needed for dynamic peaks in movie sound thanks to High/Current Capability (HCC). The receiver features advanced Triple/Crossover technology, with which the bass response for the various speaker groups can be tuned precisely.

Specifications:
Power Output: 40 watts per channel into 8 Ohm (stereo) / 30 watts per channel into 8 Ohm
High Current Capability (HCC): ±25 Amps
Frequency Response: 10 Hz / 100 kHz
Total Harmonic Distortion (THD): 0.07%
Signal to Noise Ratio: 100 dB (line)

The Harman Kardon works perfectly.
For a better impression, see photos.