CLASSE Sigma SSP

Sigma SSP SURROUND SOUND PREAMP/PROCESSOR

sigma-ssp   back    DolbyTrueHD    DTS-HDMasterAudio

USB audio

up to 24-bit/192 kHz

USB (Host)

charging capability 2 Amps

AirPlay supported formats

AAC (8 to 320 kbps) 
Protected AAC (from iTunes Store), 
HE-AAC, MP3 (8 to 320 kbps), 
MP3 VBR, Audible (formats 2, 3, 4) 
Audible Enhanced Audio (AAX, and AAX+), 
Apple Lossless, AIFF, and WAV

DLNA supported formats

Apple Lossless (ALAC), mp3, FLAC, 
WAV, Ogg Vorbis, WMA, AAC

Frequency response 

8 Hz - 200 kHz < 1 dB, stereo digital bypass 
8 Hz - 20 kHz < 0.5 dB, all other sources

Channel Matching (Left to Right)

better than 0.05 dB

Distortion (THD+noise)

0.0005%, digital source/bypassed analog source 0.002%, processed analog source

Maximum input level (single-ended)

2 Vrms (DSP), 4.5Vrms (bypass)

Maximum input level (balanced)

4 Vrms (DSP), 9 Vrms (bypass)

Maximum output level (single-ended)

9 Vrms

Maximum output level (balanced)

18 Vrms

Gain Range 

-93 dB to +14 dB

Input impedance (single-ended)

100 kΩ (single-ended)

Input impedance 
(balanced)

50 kΩ (Balanced)

Output impedance 
(single-ended)

100 Ω

Output impedance 
(balanced)

300 Ω

Signal-to-noise ratio 
(ref. 4Vrms input, unweighted)

104 dB, bypassed analog source
101 dB, processed analog source 
(re. full-scale input, unweighted) 
105 dB, digital source

Channel separation

better than 100 dB

Channel matching (left to right)

>0.05 dB

Crosstalk (any input to any output)

better than -130 dB @ 1 kHz

Rated power consumption

35 W

Mains voltage

100-240 V, 50/60 Hz

Overall dimensions

17.0” (433mm) 
Depth (excluding connectors): 14.57” (370mm) 
Height: 3.75” (95mm)

Net weight

18 lb (8.21 kg)

Shipping weight

25 lb (11.34 kg)

Made for
iPod touch (5th generation) iPod nano (7th generation)
iPod touch (4th generation) iPod nano (6th generation)
iPod touch (3rd generation) iPod nano (5th generation)
iPod touch (2nd generation) iPod nano (4th generation)
iPod touch (1st generation) iPod nano (3rd generation)

Made for
iPhone 5S iPhone 3GS 
iPhone 5 iPhone 3G
iPhone 4S iPhone
iPhone 4

Made for
iPad mini (with Retina display) iPad (3rd generation)
iPad Air iPad 2
iPad (4th generation) iPad
iPad mini

Airplay
AirPlay works with iPhone, iPod, and iPod touch with iOS 4.3.3 or later, 
Mac with OS X Mountain Lion, and Mac and PC with iTunes 10.2.2 or later.