About, Sdp-45, About the sdp-45 – JBL Synthesis SDP-45 4K User Manual

Page 8

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Getting Started

JBL SYNTHESIS SDP-45

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ABOUT THE SDP-45


Thank you for purchasing the SDP-45 Analog / Digital Controller, a
reference-quality, 8-channel audio and video control center with
independent zone monitoring to provide control of input source
selection in two zones at the same time. The analog input allows
for a true analog bypass mode to create a very high quality analog
stereo preamp for critical listening.

The SDP-45 features an HDMI interface that enables the transmission
of uncompressed digital audio and video signals through a single
connector. The SDP-45 can pass digital video signals of up to 1080p,
12 bit and 3D, and multiple digital audio channels (7.1 channels) at
sample rates of up to 192 kHz through the HDMI interface. The SDP-
45 also supports the High-bandwidth Digital Content Protection
(HDCP) technology that comprises data encryption and authentication
of the partner equipment.

Beyond the HDMI connectors and standard 7.1-channel audio output
connectors, the rear panel includes stereo rear and stereo subwoofer
connectors to provide even more audio channels. All Main Zone audio
output connectors include 24-bit/192kHz D/A converters operating in
dual differential mode. In addition, the SDP-45 includes balanced and
unbalanced audio output connectors for all Main Zone channels.

Two connectors are provided for external control. One RS232 9-pin
serial and one Ethernet 10BaseT which also acts as a web page
server, User Interface and firmware update tool.

The SDP-

45 is also equipped with Dolby® Digital Surround EX™,

Dolby Pro Logic®, Dolby Pro Logic II, Dolby Pro Logic IIx, DTS
96

/24™, DTS NEO:6®, DTS-ES®, Dolby True HD, Digital Plus, Digital

EX, Pro Logic IIx, DTS-HD master audio, and Dolby volume


With two 32-bit floating-point TI DA710 digital signal processing (DSP)
engines, the SDP-45 offers unparalleled processing power. This
processing is available at digital input sample rates up to 192 kHz, with 24-
bit resolution to retain top performance from all input sources and listening
modes.

High-precision 192kHz/24-bit A/D converters can be used to convert stereo
analog audio input signals to digital signals, allowing the SDP-45 to
provide the benefits of precise digital signal processing without sacrificing
signal integrity. Additionally, all output D/A convertors can operate at up to
192 kHz/24-bit and are completely asynchronous from input convertors
and all digital inputs, allowing the outputs to be completely buffered and
internally clocked to a very stable crystal oscillator. This is especially
important in removing jitter from the unstable sources, especially HDMI.
This allows the SDP-45 to give the best possible signal output and
maintain the highest possible resolution even on less than ideal sources.

To complement its audio performance, the SDP-45 features a broadcast-
quality HDMI video switcher that does not process or manipulate the signal
in any way. This allows full resolution HDMI video to pass through the unit
without any additional processing. This also allows for very high data and
video resolution throughput including 3D.







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