Prism Sound Callia D/A headphone amplifier Specifications

Sidebar 1: Specifications

Description: D/A processor & headphone amplifier. Digital inputs: 1 coaxial S/PDIF (RCA), 1 TosLink, 1 USB Class 2 (Type B). Analog outputs: 1 pair balanced (XLR), 1 pair unbalanced (RCA), 1 headphone on &Q#188;" stereo jack. Digital formats supported: 16–32-bit/44.1–384kHz PCM; DSD128 (DoP); 352kHz, 384kHz & DSD128 are via a precision digital decimation filter. Frequency response (line): –0.05dB at 6Hz, –3dB at 1.5Hz; –0.05dB at 21.4kHz, –3dB at 22.0kHz (44.1kHz data); –0.05dB at 23.2kHz, –3dB at 23.9kHz (48kHz data): –0.05dB at 32.0kHz, –3dB at 47.8kHz (96kHz data); –0.05dB at 32.0kHz, –3dB at 76.0kHz (192kHz data & DSD64, DSD128): Channel separation: >120dB, 0Hz–20kHz. Maximum output level: 3.9V (14dBu) balanced, 1.95V (8dBu) unbalanced; 6.2V (18.0dBu) HiZ, 4.1V (14.45dBu), MedZ, 2.05V (8.45dBu) LoZ. Output impedance: 50 ohms, balanced, unbalanced; 4 ohms, headphone. THD+N: –106dB (0.0005% at –0.1dBFS). Dynamic range: 115dB (–60dBFS). Local clock accuracy: ±50ppm. Jitter rejection: 60dB/decade above 100Hz. Power consumption: 15W. Supplied accessories: USB & IEC power cables, USB stick with firmware loader software, Windows drivers, PDF manual.
Dimensions: 11.2" (285mm) W by 2" (50mm) H (including feet) by 9.5" (242mm) D. Weight: 4.6 lbs (2.1kg).
Finish: Silver with gray faceplate.
Serial number of unit reviewed: 00217.
Price: $2750. Approximate number of dealers: 25, plus sold direct.
Manufacturer: Prism Media Products Ltd., The Old School, High Street, Stretham, Cambridgeshire CB6 3LD, England, UK. US distributor: Prism Media Products Inc., 45 Pine Street, Suite 1, Rockaway, NJ 07866. Tel: (973) 983-9577. Fax: (973) 983-9588. Web:

Prism Media Products Ltd.
US distributor: Prism Media Products Inc.
45 Pine Street, Suite 1
Rockaway, NJ 07866
(973) 983-9577