Slim Devices Squeezebox

Overview

Squeezebox v3 is a hi-end audiophile grade audio player that is designed by Slim Devices (now Logitech Inc). It's designed for a vast array of listening environments. Additionally it can interface with the music services Pandora, Real Rhapsody, and many other streaming internet radio stations. The latest version was first released and shipped in October 2005.

Technical Specifications

Audio outputs (general)

Digital and analog outputs

• All RCA connectors are gold-plated
• Volume control is provided for all outputs
• Multiple outputs may be used at the same time

Analog RCA outputs

• High fidelity [www.tranzistoare.ro/datasheets/480/137613_DS.pdf Burr-Brown™ 24-bit DAC]
• Two dedicated linear power regulators for DAC and line-out stages
• Full 6.0Vpp line-level signals
• Signal-to-noise ratio: over 100dB
• Total harmonic distortion: less than -93.5dB (0.002%)

Digital S/PDIF outputs

• Optical and coax digital connections
• Dedicated high-precision crystal oscillators (no PLL, no resampling)
• Standard IEC-958 (S/PDIF) encoding
• Optical connector: TOSLINK 660nm
• Coax connector: RCA, 500mVpp into 75 ohms
• Sample rates: 44.1Khz, 48Khz
• Audio format: linear PCM, 16 or 24 bits per sample
• Intrinsic jitter: less than 50ps (standard deviation)

Headphone output

• Standard 1/8" jack also functions as an IR blaster
• Minimum headphone impedance: 16 ohms
• Total harmonic distortion: less than 0.03%
• Left/right crosstalk attenuation: 92dB

Tech Information

Firmware

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

Architecture

• 250 MHz 8-way multithreaded RISC processor
• "Pure software" SlimDSP™ architecture
• Field-upgradeable Xilinx CPLD
• 64Mb high-speed RAM
• 16Mb program flash
• Low-power design, all solid-state, fanless