Tonewinner AT-300 custom preamp 9.3.4/7.3.6 Dolby Atmos processor
AT-300 is a professional theater & music center integrated audio-video decoder for 9.3.4 setup. It’s developed and designed by engineers recognized by American THX company. It supports 4K decoding and is Dolby Atmos, DTS:X & HDMI2.0 certified. As a multi-functional processor, it can be used for houses, cinemas and theaters for immersive 3D Hi-Fi sound effect. As a top 10 audio brand in China, Tonewinner has 30+ years experience in designing and manufacturing acoustic products. As an original supplier, Tonewinner always warmly welcomes distributors, partners and customers around the world.
China Tonewinner AT-300 custom preamp 9.3.4/7.3.6 Dolby Atmos processor Manufacturer
| Model | AT-300 | Channel | 9.3.4/ 7.3.6 |
| SNR | ≥98dB(A weight, direct mode) | THD | ≤0.02% （1KHz，normal working） |
| Rated input impedance | 20kΩ（analog input） | Rated output impedance | 1kΩ |
| Frequency | 10Hz-50kHz (+1/-3dB, analog direct) | Gain | ≥14dB (analog direct) |
| Channel separation | ＞80dB (analog direct） | Input level | ≥2Vrms (analog direct) |
| Power vlotage | ~100V-~240V （50Hz-60Hz） | Default volume range | The default volume range is 0-80. Actual gain mode: "-65-15" (-65 to + 15) |
| N.W. | 4.4kg | Dimension | 431x100x326mm (W×H×D) |
AT-300 is a 16 channels home theater AV decoder. This professional processor supports 4K and is Dolby Atmos, DTS:X & HDMI2.0 certified. As a multi-functional decoder, this pre amp can be used for houses, cinemas and theaters for immersive 3D Hi-Fi sound effect.
Audio part:
- Support advanced Dolby Atmos, DTS:X audio decoding, and is backward compatible with
all HD audio format decoding including Dolby True-HD, Dolby Digital Plus, DTS Master, DTS HI RES, etc.
- Support audio and video matrix grouping.
- HDMI 2.0 6 inputs and 2 outputs; each input group is independently matrix subgroup matched.
- Smart room calibration acoustic test.
- OSD English menu; 5 band (bass) + 11band (full frequency channel) of EQ adjustment.
- Independent adjustment of each input group EQ.
- Up to 1000 millisecond lip synchronization.
- Low frequency management: independent adjust the crossover and slope of front, center, surround, rear, sky channels; bass enhancement.
- Speaker layout: 5.1, 5.1.2, 5.1.4, 7.1, 7.1.2, 7.3.4, 7.3.6, 9.3.4, etc.
- 9.1.4 fully balanced output and 9.3.4 RCA output.
- Support Bluetooth wireless transmission.
- Support USB disk, TF card local music playback.
- USB Audio port for PC digital audio input.
- Support HDMI 2.1 eARC.
- Support 2 optical, 2 coaxial, 3 stereo audio inputs.
- Support DRC dynamic range compression processing.
Video part:
- HDMI 2.0 6 in and 2 out; support audio and video matrix subgrouping.
- Support 3D, 4K Ultra HD video transmission and processing, and is compatible with all backward video formats.
- Support Dolby-Vision.
- Support HDR10, HDR10+.
- Support HLG Hybrid Log-Gamma.
- OSD on screen English menu.
- Support HDMI CEC.
- Support management of HDMI outputs.
Additional functions:
- Support RS232 protocol.
- One button to adjust common-use function.
- Support IR extension (IR extender (without independent power) is not included).
- Support 5V trigger.
- Support standby pass-through.
- Support HDCP2.2 protocol.
- Support Mobile APP control.
- Support lock for stored parameter.
- Support parameter backup.
- Support one-button factory settings.
- Support personal parameter setting and saving.
