Krell Illusion II
DESCRIPTION
Stereo Preamplifier featuring Krell Current Mode design with 24 bit/192kHz LPCM Digital module
The Illusion II is the perfect centerpiece for a world class digital and analog audio system. Added to the normal selection of balanced and single- ended inputs are five digital inputs. The digital module features AES/EBU, coaxial, and optical digital inputs for use with streaming devices or other digital sources.
DESCRIPTION
Stereo Preamplifier featuring Krell Current Mode design with 24 bit/192kHz LPCM Digital module
The Illusion II is the perfect centerpiece for a world class digital and analog audio system. Added to the normal selection of balanced and single- ended inputs are five digital inputs. The digital module features AES/EBU, coaxial, and optical digital inputs for use with streaming devices or other digital sources.
DESCRIPTION
Stereo Preamplifier featuring Krell Current Mode design with 24 bit/192kHz LPCM Digital module
The Illusion II is the perfect centerpiece for a world class digital and analog audio system. Added to the normal selection of balanced and single- ended inputs are five digital inputs. The digital module features AES/EBU, coaxial, and optical digital inputs for use with streaming devices or other digital sources.
PRODUCT DETAILS
Technical Specifications
Analog Inputs-
2 pr. balanced via XLR connectors
3 pr. single-ended via RCA connectors
Digital Inputs-
1 AES/EBU via XLR connector
2 coaxial via RCA connectors
2 optical via Toslink connectors
Main outputs-
1 pr. balanced via XLR connectors
1 pr. single-ended via RCA connectors
Headphone output- 1 via 3-conductor 6.35 mm (1/4 inch) connector
Control inputs-
1 RS-232 input via a 9-pin D-subminiature connector
1 remote IR detector input via a 3-conductor 3.5 mm connector
1 12 VDC trigger input via 2-conductor 3.5 mm connector
Control outputs- 2 individually programmable 12 VDC trigger outputs via 2-conductor 3.5mm connectors (30 mA maximum per output)
Input impedance-
Balanced: 40kΩ
Single-ended 20kΩ
Output impedance-
Balanced: 310 Ω
Single-ended: 155 Ω
Headphone: <3.0Ω
Frequency response-
20 Hz to 20 kHz +0, -0.02 dB
0.25 Hz to 1.2 MHz +0, -3 dB
Total harmonic distortion plus noise-
Balanced Output: <0.003%, 20 Hz to 20 kHz, at 4.0 V RMS
Headphone: <0.09%, 20 Hz to 20 kHz, 2.0 V RMS, 32 Ω load
Gain-
Balanced: 12.0 dB
6 dB (single-ended output)
Single-ended: 6.0 dB
Headphone: 5.1 dB with 32 Ω load
Volume control- Current mode, 12-bit, discrete R-2R ladder
Input overload- > 7.0 V RMS balanced or single-ended
Output overload-
Balanced: >16 V RMS
Single-ended: >8.0 V RMS
Headphone: >3.0 V RMS, 32 Ω load
Signal-to-noise ratio-
100 dB wideband, unweighted
107 dB ”A”-weighted, both referred to 4.0 V RMS balanced
Physical Specifications
Power consumption-
Standby: <2 Watts
Power on: 40 Watts
Dimensions-
Preamplifier only:
43.8 cm W x 9.7 cm H x 46.4 cm D
Weight-
Shipped: 38 lbs., 17.2 kg
Preamplifier only: 23 lbs., 10.4 kg
