Multiple audio sources through Marantz NA-11S1
The Marantz NA-11S1 uses of multiple HDAM (Hyper Dynamic Amplifier Module) devices, and has enought connectivity for a range of portable devices and it also includes PC connectivity, all easily controlled with the supplied remote as well as with your iOS or Android smartphone, thanks to the available Marantz Remote App. Equipped with an RJ-45 LAN port, you can connect the NA-11S1 to your home network to access thousands of internet radio stations and music streaming.
There’s a front panel USB type A port that lets you connect your portable device directly, and it features automatic iPod detection and charging, even during standby mode. The USB type B port on the rear panel lets you connect a PC directly, and newly developed Ground/Signal isolator technology helps to reduce PC noise for the highest quality sound. Via AirPlay and your wireless home network, you can stream content from your iTunes library directly to the NA-11S1, and you can also access your iTunes content with the direct PC connection.
The NA-11S1 is equipped with dual master audio clock generators with jitter reduction for numerous sampling frequencies and bit depths, up to 192 kHz/24 bits. A number of audio file types are supported, including WAV, WMA, MP3, MPEG-4 AAC, FLAC and ALAC, as well as DSD over PCM. The latest Marantz DSP processor (DSP PEC777f3) provides precision digital filtering, and the NA-11S1 offers a number of DSP modes that let you tailor the sound to your liking. There are two for digital sources, as well as the option of noise shaping and a DC filter with a 1.7 Hz cutoff.
For optimum audio fidelity, the NA-11S1 features high current, high resolution audiophile D/A converters, operating in differential mode for the lowest noise and widest dynamic range. The final analog output stage features additional HDAM devices, and there are two output choices – unbalanced (RCA) and balanced (XLR). Dual optical and coaxial outputs are provided for connection to other components, and there are also dual digital inputs that let you use the NA-11S1 as a DAC with other digital audio sources. ■
What to read next
More inside POST
The quartz from Caesarea Design