Audio formats, Internet radio, Firmware – Logitech Transporter SE: Network Music Player 930-000011 User Manual

Page 28: Architecture

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Logitech®

• Jitter (standard deviation):

• 11ps at oscillator (intrinsic jitter)
• 17ps at DAC
• 35ps at S/PDIF receiver

Audio formats

• Lossless Formats (Apple Lossless, FLAC, WMA Lossless)

• “Bit-perfect” CD audio streaming, with reduced storage and bandwidth usage.

• Approximately 2:1 compression ratio

• Uncompressed formats (AIFF, WAV, PCM)

• Supports raw pass-through of uncompressed PCM audio formats

• Digital passthrough to S/PDIF for DTS

• Compressed formats (MP3, AAC, Ogg Vorbis, MP2, MusePack, WMA)

•MPEG decoding uses MAD software, widely regarded as the most accurate,

most compatible MP3 decoder.

• High accuracy 24-bit synthesis

• Supports all MP3 data rates and sample rates, including VBR

• May be streamed in PCM (raw), MP3 (transcoded), or FLAC (transcoded) formats
• Sound Check and Replay Gain support for automatic volume control.
• Some formats may require additional software installation (e.g. Quick-time),

depending on platform.

Internet Radio

• “Always-on” Internet Radio, powered by SqueezeNetwork, lets you tune in to

Internet Radio streams even when the home PC is switched off.

• Quick selection from hundreds of Internet Radio streams offered by Slim Devices’

partners.

• Internet Radio favorites can be saved in a playlist for easy access.
• Displays song title information during playback
• Support for MP3, Ogg Vorbis, and WMA formatted Internet Radio streams

firmware

• Flash upgradable firmware
• Network settings are stored in non-volatile memory
• Auto-configuration for most networks
• Easy setup for wireless networks

Architecture

• 325 MHz 8-way multithreaded RISC processor
• “Pure software” SlimDSP™ architecture

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