Accuphase DF-55
Data
General
- Manufacturer: Accuphase
- Model: DF-55
- Type: Active crossover
- Years of manufacture: 2011 - 2017
- Made in: Japan
- Color: Champagne
- Power consumption: 29 W
- Dimensions (WxHxD): 465 x 151 x 396 mm
- Weight: 14,7 kg
- Original price 14'000 Euro
Connections
- Number of inputs:
- Analog:
- Line: 3.7 V max. 20 kOhm
- XLR: 3.7 V max. 40 kOhm
- A/D converter principle: 1-bit delta-sigma modulation
- Sampling frequency: 176.4 kHz
- Quantization: 24 bit
- A/D converter principle: 1-bit delta-sigma modulation
- Digital:
- Digital Inputs:
- COAXIAL Format: IEC 60958/AES3 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).
- HS-LINK Connection format: RJ-45, HS-LINK cable
- Digital Inputs:
- Analog:
- Number of outputs: 4
- Analog:
- Line: 2.5 V max. 50 Ohm
- XLR: 2.5 V max. 50 Ohm
- Digital output HS-LINK: Connection format: RJ-45, special HS-LINK cable.
- Minimum load impedance BALANCED / LINE: 600 Ohm
- Analog:
Technical Data
- Frequency response: 2 Hz - 50 kHz (+ 0 dB / -3 dB)
Distortion factor: 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 crossover frequency of 10 Hz: 48 dB/octave and 96 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
- "Analog ATT" level setting range Off: -40 to + 12.0 dB (0.1 dB steps)
Analog ATT" On: -50 to + 2.0 dB (0.1 dB steps)
- Separate setting for left and right possible
Special Features
- Memory display, shows the selected memory number and information for storing / recalling settings.
Remarks
- Other models in the same series:
- Accuphase DF-35
- Accuphase DF-45
- Accuphase DF-55
- Accuphase DF-65
Pictures
- Extract from brochure: Accuphase DF-55