Best Receivers

Best Receiver Under $500: Onkyo TX-NR6X 6 Channel Amplifier

Onkyo TX-NR6X is a compact amplifier with six channels of amplification. Its power output is rated at 50 watts per channel into 8 ohms and 100 watts per channel into 4 ohms. The unit features built-in Bluetooth technology which allows you to wirelessly stream audio from your smartphone or tablet directly to the speakers via its front panel USB port.

A headphone jack provides private listening when no other devices are connected. The unit’s remote control has volume controls for each of the six input channels plus a standby button.

The TX-NR6X comes with a one year warranty and includes free shipping within the continental United States (lower 48 states). For international customers, Onkyo offers a 2 year parts and labor warranty.

Features:

Channel Listening Modes: Normal, Stereo, Zone2, Zone3, Center, High Pass Filter (100Hz), Low Pass Filter (50Hz)

Normal, Stereo, Zone2, Zone3, Center, High Pass Filter (100Hz), Low Pass Filter (50Hz) Headphone Output: Yes/No/Auto Switching; Volume Control Range: 0 – 7.5

Yes/No/Auto Switching; Volume Control Range: 0 – 7.5 Inputs: Bluetooth A2DP (Wireless Audio Streaming), Front Panel USB Port, Optical/Coaxial Digital Inputs (Audio/Video), 6 Auxiliary Jacks (RCA), 3.5mm Mini-jack (Audio/Video)

Bluetooth A2DP (Wireless Audio Streaming), Front Panel USB Port, Optical/Coaxial Digital Inputs (Audio/Video), 6 Auxiliary Jacks (RCA), 3.5mm Mini-jack (Audio/Video) Outputs: Speaker Posts (Bi-Amp Connection Capability), Pre-Outs, Sub-Out

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Speaker Posts (Bi-Amp Connection Capability), Pre-Outs, Sub-Out Video Features: FM Tuner, Zone 2 & 3 Audio Outputs

FM Tuner, Zone 2 & 3 Audio Outputs Weight: 16.7 lbs

Pros:

Solidly built with brushed aluminum front panel

Excellent sound with clear treble and deep bass

Great price for what you get, inexpensive but with high quality circuitry to improve sound.

Can be paired with a low-priced subwoofer such as the Yamaha YST-FSW201 ($200) for an excellent 5.1 speaker system.

Sources & references used in this article:

Performance—complexity comparison of receivers for a LTE MIMO–OFDM system by J Ketonen, M Juntti, JR Cavallaro – IEEE transactions on signal …, 2010 – ieeexplore.ieee.org

Natural expression of the best-match search Godard clock-tone algorithm for blind chromatic dispersion estimation in digital coherent receivers by C Malouin, P Thomas, B Zhang, J O’Neil… – Signal Processing in …, 2012 – osapublishing.org

Fixed-point realization of lattice-reduction aided MIMO receivers with complex K-best algorithm by Q Wen, Q Zhou, C Zhao, X Ma – 2013 IEEE International …, 2013 – ieeexplore.ieee.org

Planar Schottky diodes in submillimeter-wavelength waveguide receivers. by JL Hesler – 1997 – elibrary.ru

85-115-GHz receivers for radio astronomy by DP Woody, RE Miller… – IEEE transactions on …, 1985 – ieeexplore.ieee.org