Accuphase DF-45 specifications

Category : Active crossovers

Brand : Accuphase

General

Connections

Tech nical data

Special equipment

Manufacturer: Accuphase
Model: DF-45
Type : Active crossover
Years of construction: 2005 - 2011
Manufactured in: Japan
Color: Champagne
Power consumption: 36 W
Dimensions (WxHxD): 465 x 151 x 396 mm
Weight: 14.1 kg
Factory price approx.: 756,000 yen (Japan, 2005), corresponds to about 14'000 Euro

Number of inputs:
- Analog:
  - Line: 3.7 V max. 20 kOhm
  - XLR : 3.7V max. 40 kOhm
    - A/D Converter Principle: 1-bit Delta-Sigma Modulation
      - Sampling Frequency: 176.4kHz
      - Quantization: 24 bit
- Digital:
  - Digital Inputs:
    - COAXIAL Format: IEC 60958/AES 3 compatible
    - Sampling frequencies 32 kHz to 192 kHz (16 to 24 bit, 2-channel PCM)
      - OPTICAL Format: JEITA CP-1212
    - Sampling frequencies 32 kHz to 96 kHz (16 to 24 bit, 2-channel PCM)
      - HS-LINK connection format : RJ-45, HS-LINK cable
        Ver. 1 Sampling frequencies 32 kHz to 192 kHz (24 bit, 2-channel PCM)
        
        Ver. 2 Sampling frequencies 32 kHz to 384 kHz (32 bit, 2-channel PCM)
        
        (352.8 kHz and 384 kHz are converted to 176.4 kHz and 192 kHz, respectively.)
Number of outputs: 4
- Analog:
  - Line: 2.5V max. 50 Ohm
  - XLR : 2.5V max. 50 Ohm
- Digital output HS-LINK: Connection format: RJ-45, special HS-LINK cable
  - Minimum load impedance BALANCED / LINE: 600 ohm

Analog:
- Line: 3.7V max. 20 kOhm
- XLR : 3.7V max. 40 kOhm
  - A/D Converter Principle: 1-bit Delta-Sigma Modulation
    - Sampling Frequency: 176.4kHz
    - Quantization: 24 bit
Digital:
- Digital Inputs:
  - COAXIAL Format: IEC 60958/AES 3 compatible
  - Sampling frequencies 32 kHz to 192 kHz (16 to 24 bit, 2-channel PCM)
    - OPTICAL Format: JEITA CP-1212
  - Sampling frequencies 32 kHz to 96 kHz (16 to 24 bit, 2-channel PCM)
    - HS-LINK connection format : RJ-45, HS-LINK cable
      - Ver. 1 Sampling frequencies 32 kHz to 192 kHz (24 bit, 2-channel PCM)
      - Ver. 2 Sampling frequencies 32 kHz to 384 kHz (32 bit, 2-channel PCM)
      - (352.8 kHz and 384 kHz are converted to 176.4 kHz and 192 kHz, respectively.)

Line: 3.7V max. 20 kOhm
XLR : 3.7V max. 40 kOhm
- A/D converter Principle: 1-bit delta-Sigma Modulation
  - Sampling Frequency: 176.4kHz
  - Quantization: 24 bit

A/D converter Principle: 1-bit delta-Sigma Modulation
- Sampling Frequency: 176.4kHz
- Quantization: 24 bit

Quantization: 24 bit

Digital Inputs:
- COAXIAL Format: IEC 60958/AES 3 Compatible
- Sampling frequencies 32 kHz to 192 kHz (16 to 24 bit, 2-channel PCM)
  - OPTICAL Format: JEITA CP-1212
- Sampling frequencies 32 kHz to 96 kHz (16 to 24 bit, 2-channel PCM)
  - HS-LINK Connection format: RJ-45, HS-LINK cable
    - Ver. 1 Sampling frequencies 32 kHz to 192 kHz (24 bit, 2-channel PCM)
    - Ver. 2 Sampling frequencies 32 kHz to 384 kHz (32 bit, 2-channel PCM)
    - (352.8 kHz and 384 kHz are converted to 176.4 kHz and 192 kHz, respectively.)

Sampling frequencies 32 kHz to 192 kHz (16 to 24 bit, 2-channel PCM)
- OPTICAL Format: JEITA CP-1212
- Sampling frequencies 32 kHz to 96 kHz (16 to 24 bit, 2-channel PCM)
  - HS-LINK Connection format: RJ-45, HS-LINK cable
    - Ver. 1 Sampling frequencies 32 kHz to 192 kHz (24 bit, 2-channel PCM)
    - Ver. 2 Sampling frequencies 32 kHz to 384 kHz (32 bit, 2-channel PCM)
    - (352.8 kHz and 384 kHz are converted to 176.4 kHz and 192 kHz, respectively.)
- OPTICAL Format: JEITA CP-1212
- HS-LINK Connection format: RJ-45, HS-LINK cable
  - Ver. 1 Sampling frequencies 32 kHz to 192 kHz (24 bit, 2-channel PCM)
  - Ver. 2 Sampling frequencies 32 kHz to 384 kHz (32 bit, 2-channel PCM)
  - (352.8 kHz and 384 kHz are converted to 176.4 kHz and 192 kHz, respectively.)
- Ver. 1 Sampling frequencies 32 kHz to 192 kHz (24 bit, 2-channel PCM)
- Ver. 2 Sampling frequencies 32 kHz to 384 kHz (32 bit, 2-channel PCM)
- (352.8 kHz and 384 kHz are converted to 176.4 kHz and 192 kHz, respectively.)
- Analog:
  - Line: 2.5V max. 50 Ohm
  - XLR : 2.5V max. 50 Ohm
- Digital output HS-LINK: Connection format: RJ-45, special HS-LINK cable
  - Minimum load impedance BALANCED / LINE: 600 ohm
- Line: 2.5V max. 50 Ohm
- XLR : 2.5V max. 50 Ohm
- Minimum load impedance BALANCED / LINE: 600 ohm
- Frequency response: 2 Hz - 50 kHz (+0 dB / -3 dB)
- Total Harmonic Distortion: 0.007 % (20 Hz - 20 kHz)
- Signal to noise ratio: 121 dB
- Dynamic range: 118 dB
- Crosstalk attenuation: 108 dB (20 Hz - 20 kHz)
  - Attenuation characteristics 6 dB/octave, 12 dB/octave, 18 dB/octave, 24 dB/octave, 48 dB/octave, 96 dB/octave
    - At transition frequency of 10 Hz: 48 dB/octave and 96 dB/octave: dB/octave are not available, 20 Hz: 96 dB/octave is not available
- Attenuation characteristics 6 dB/octave, 12 dB/octave, 18 dB/octave, 24 dB/octave, 48 dB/octave, 96 dB/octave
  - At transition frequency of 10 Hz: 48 dB/octave and 96 dB/octave are not available, 20 Hz: 96 dB/octave is not available
- At transition frequency of 10 Hz: 48 dB/octave and 96 dB/octave are not available, 20 Hz: 96 dB/octave is not available
- "Analog 7a9842020bf91cb2958977171e7c2b24" On: -50 to + 2.0 dB (0.1 dB increments)
  - Separate setting possible for left and right
- Separate setting possible for left and right
- Settings Low, Middle, High Super High
- Predecessor:
- DF-35
- Successor:
- DF-55
- Excerpt from Prospectus: Accuphase DF-45
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Accuphase DF-45 specifications

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