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Overview and description of the AV-receiver Onkyo TX-L20D

The two-channel receiver with streamer functions Onkyo TX-L20D is made in a strict slim-design, comparable with the form factor of some Blu-ray players.
The model supports wireless audio transmission with Google Cast service (available with new software), AirPlay function, Bluetooth module and Wi-Fi connection. There is built-in support for streaming online services TIDAL, Deezer, Spotify and TuneIn. The stereo receiver is easily connected to the LAN using the LAN interface or via the WLAN, while Hi-Res formats are playable, including DSD up to 5.6 MHz. Supported by the technology of FireConnect, making it possible to send any audio signal wirelessly to the supporting this function of the AU, which is very convenient for multi-installation. The receiver can be controlled via the Onkyo Controller application from iOS or Android devices. To listen to the radio there is an FM-receiver and a digital tuner DAB/DAB +. The device is equipped with an amplifier power of 85 watts per channel (4 ohms) and uses the technology of Phase Matching Bass for the phase-matching reproduction of low frequencies.
The central part of the front panel is a single-line FL-display. The volume knob and two buttons for searching/tuning radio programs are on the right side of the panel. On the left there is a power/standby button, a USB port for external drives (supports Hi-Res, including DSD 5.6 MHz), a mini headphone jack, and a source selector button.
Onkyo TX-L20D has a 32-bit CIRRUS signal processor. There are separate DSP modes for movies, games and music. Pure Audio mode is supported for high-quality audio playback.
The model is equipped with four latest-generation HDMI inputs that work with 4K resolution, are "friends" with the 4K-content HDCP 2.2 protocol, support 4: 4: 4 color space, HDR and CEC control protocol. The output is a similar port with the function of a return audio channel. The receiver can scale video in 1080p to 4K format. With HDMI, playback of SACD format (up to 5.6 MHz) is also supported. There are two linear RCA inputs, MM phono stages and digital inputs (coaxial and optical). There is a subwoofer output and a pair of screw terminals for speakers.
The Onkyo TX-L20D is equipped with a remote control and is a convenient modern device for listening to movie soundtracks and quality audio playback using a wired or wireless signal transmission method.

Features of the Onkyo TX-L20D AV receiver

Compact slim design
Support for 4K resolution, DSD playback (up to 5.6 MHz)
Support Google Cast, AirPlay, Wi-Fi, Bluetooth, FireConnect
32-bit DSP, HDMI ports with support for HDCP 2.2, HDR and CEC

Characteristics of the Onkyo TX-L20D AV receiver

Number of channels: 2.1
Output power: 2 x 85 W (4 Ω, 1 kHz, 1% CWI, IEC)
Harmonic factor: 1% (rated power)
Input sensitivity/impedance: 200 mV/47 kΩ (linear input), 6 mV/47 kΩ (input of the MM phono stage)
Nominal output sensitivity/impedance: 1 V/470 Ω (subwoofer output)
Frequency range: 10 Hz - 40 kHz (+ 1 dB, - 3 dB, DSP bypass mode)
Tones: HF: ± 10 dB (7.5 kHz), LF: ± 10 dB (90 Hz)
Signal-to-noise ratio: 80 dB (linear input), 70 dB (MM-phono input)
Speaker impedance: 4-8 Ω
Digital tuner: DAB/DAB +
FM tuner: yes
Presets number of radio stations: 40
Supported decoders (basic): Dolby Digital Plus, Dolby Surround, DTS-HD Master Audio, DTS High Resolution, DTS 96/24, DTS-HD Express, DVD-Audio, Super Audio CD, multi-channel PCM
DSP processor: 32-bit CIRRUS
Music Optimizer: Improved MP3 files
Upscaler: Scaling 1080p to 4K
Supported streaming audio file formats (over LAN and USB): MP3, WMA, WAV (24 bit/192 kHz), AIFF (24 bit/192 kHz), AAC, FLAC (24 bit/192 kHz), Apple Lossless (24 bit/192 kHz), DSD (2.8/5.6 MHz), LPCM, Dolby TrueHD
Wi-Fi support: IEEE 802.11 a/b/g/n, 2.4/5 GHz
Bluetooth support: version 4.1 + LE (profiles A2DP 1.2/AVRCP 1.4)
AirPlay support: yes
Support for Google Cast (the official extension for Google Chrome, provides interaction with the digital streaming media player Chromecast): yes
Manage via Onkyo for iOS and Android: yes
Pure Audio mode for pure audio playback: yes
Supported Internet services: TIDAL, Deezer, Spotify, TuneIn
FireConnect technology for wireless multiroom installation: yes
Bass boost function: yes
Inputs: 4 x HDMI (4K/60Hz, 3D, HDCP 2.2, HDR, 4: 4: 4 Color Space, BT.2020, CEC), 2 linear RCA, MM-phono input (RCA) input, coaxial, optical, USB -port for external drives (can recharge the battery of connected devices), Ethernet port (LAN)
Outputs: 1 x HDMI (4K/60Hz, 3D, HDCP 2.2, HDR, 4: 4: 4 Color Space, BT.2020, CEC, ARC), Pre Out (RCA) for the subwoofer, 3.5 mm jack for headphones
Other switching: 2 sockets for Wi-Fi/Bluetooth-antennas, slot for FM/DAB-antenna, ground terminal
Wi-Fi/Bluetooth-antennas: 2 pcs.
Pass through of HDMI signal in standby mode: yes
Output for AC: 2 pairs of screw terminals
Power consumption: 55W, standby: 0.38W
Remote Control: RC-934R
Dimensions (WxHxD): 435x70x332 mm
Weight: 4 kg

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