Handbook
18
Redbox User Handbook No 1
A/D Operational Controls
Analogue Input Source: Balanced XLRs or unbalanced phonos, via
A/D SOURCE push-button
Analogue Input Level for FSD: +12dBFS, +18dBFS or +24dBFS, via A/D
SOURCE push-button
Analogue Input Level: +9dBu to +27dBu via rear-panel
Adjust: +3dB via pre-set pots
Sample Frequency Rates: 32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz or
192kHz, via FREQUENCY push-button
Bit Depth: 16, 20 or 24 bits, via BITS push-button
Channel Status Bits: Consumer mode, professional mode or follow input, via
CS DATA push-button
Sync Input Select: AES/EBU, Word Clock or D/A input, via SYNC push-button
Sync Mode Select: Master, slave, auto, auto lock, via SYNC push-button
D/A Connections
Digital Inputs: 1 x AES/EBU XLR 3 pin female
1 x S/PDIF RCA phono
1 x TOSLink optical input
Analogue Outputs: 2 x XLR 3 pin male (balanced) (L & R)
2 x RCA phono (unbalanced) (L & R)
D/A Audio Specication
Max Output Level: +24dBu (balanced outputs)
Max Output Level: +14dBu (unbalanced outputs)
Output Impedance: <50Ω (balanced outputs)
Output Impedance: <75Ω (unbalanced outputs)
Gain Range: Selectable 12dBu, 18dBu or 24dBu output level,
ref FSD (on balanced inputs)
Signal to Noise: Better than -106dB (RMS A-weighted at 24 bit)*
Dynamic Range: Better than-100dB*
Distortion and Noise: Better than -85dB THD +N at 1kHz*
Cross-talk: Better than -112dB (20Hz to 20kHz)*
* Measured at balanced outputs
DIGITAL AUDIO CONVERTERS
2
DIGITAL AUDIO CONVERTERS - RB-ADDA2