CEDAR DNS 4

Dialogue Noise Suppressor

Key features

• Four channels of state-of-the-art noise suppression
• High-resolution 40-bit floating-point processing
• Near-zero latency to ensure that there's no loss of lip-sync
• Super-fast setup and control
• It's small, light and eminently portable
• It runs on 12V power

Line inputs

• Connectors:
  Channels 1&2: Balanced XLR3F
  Channels 3&4: Balanced TA3 mini-XLR
• Impedance: 10kΩ
• Nominal signal level (0dB gain): +4dBu
• ADC line up (0dB gain): +4dBu : -20dBFS
• Clipping level (0dB gain): +24dBu
• Dynamic range (0dB gain): >102dB (AES17 unweighted)
• Gain ranges:
  Channels 1&2: -6dB to +54dB
  Channels 3&4: 0dB to +20dB

Microphone inputs with ultra low-noise microphone preamplifiers

• Connector: Balanced XLR3F
• Impedance: 2kΩ
• Gain range: 18dB to 78dB
• ADC line up (36dB gain): -32dBu : -20dBFS
• Dynamic range (36dB gain): >102dB (AES17 unweighted)

Phantom Power

• Type: P48 (IEC61958)
• Unloaded voltage: +48V ± 4V
• Current available: 10mA per microphone
• Short circuit protection: Indefinite

AD/DA conversion

• Format: 24-bit linear PCM
• Sample rate (internal sync.): 48kHz
• Sample rate (external sync.): 40kHz – 100kHz

Digital inputs

• Connector: Balanced TA3 mini-XLR
• Format: AES3 (IEC60958) or AES11 (DARS)
• Sample rate sync range: 40kHz - 100kHz

Line outputs

• Connector: Balanced TA3 mini-XLR
• Nominal signal level: +4dBu
• DAC line up: -20dBFS : +4dBu
• Maximum output: +24dBu
• Dynamic range: 96dB
• Minimum load impedance: 600Ω
• Short circuit protection: Indefinite

Digital outputs

• Connector: Balanced TA3 mini-XLR
• Format: AES3 (IEC60958)
• Sample rate (internal sync): 48kHz (±50ppm)
• Sample rate (external sync): locked to digital input

DSP

• Type: Floating point
• Resolution: 40-bit
• Sample rates: 44.1kHz, 48kHz, 96kHz

Power input

• Voltage: 8V to 17.5V (nominal 12V)
• Connector: Hirose 4-pin HR10 (pin1 -, pin4 +)
• Reverse polarity protection: Indefinite
• Over-voltage protection: Indefinite, up to 50V
• Max power consumption @ 12V: 15W

Power adapter

• Input voltage: 85VAC - 260VAC, 50 - 60Hz
• Input power: 15W
• Input connector: UK/US/EU
• Output voltage: 12V
• Output connector: Hirose 4-pin HR10 (pin1 -, pin4 +)

Physical

• Dimensions: 185 x 130 x 45 mm
• Weight: 750g