Features
- 3 sets of stereo analog inputs let you switch between sources
- 2 sets of S/PDIF digital inputs (coax and optical)
- 3 sets of stereo speaker outputs with:
- Speaker Select switches
- Recessed trim pot for each speaker output
Cue section with:
- Input-select switch
- Output-level control
Main section with:
- Input-select switch
- Aux-input level control
- Output-level control
- Mute, Dim (-20 dB), and Mono switches
2 headphone outputs, each with:
- Dual-function volume controls
- Main-Cue input switches
- Passive audio path: no op amps or IC’s in main audio path
- Onboard talkback microphone
- Talkback microphone input w/level control (feeds headphone and cue outputs)
- Dual 30-segment, fast-acting, peak-hold LED metering (dBu and dBfs) with:
- Clear Peak switch
- Calibrate to match DAW or other audio device
- Footswitch jack for hands-free talkback operation
- Included Control Station Remote (CSR-1) provides remote control of:
- Main Volume
- Input select
- Output select
- Talkback
- Mute
- Dim
- Mono
Input/Output
- 4 balanced ¼-inch analog line inputs (2 L/R pairs)
- 2 unbalanced RCA analog line inputs (L/R pair)
- 1 stereo S/PDIF optical (TOSLINK) digital input
- 1 stereo S/PDIF coax (RCA) digital input
- 1 balanced XLR talkback-microphone input
- 6 balanced ¼-inch, line-level speaker outputs (3 L/R pairs) w/separate, passive volume controls
- 2 balanced ¼-inch, line-level Main outputs (1 L/R pair) with source selection
- 2 balanced ¼-inch, line-level Cue outputs (1 L/R pair) with volume control and source selection
- 2 stereo ¼-inch headphone jacks w/dual-function volume controls and Main-Cue input switches
- 1 DB15 port for optional Control Station Remote (CSR-1)
Digitalia
- S/PDIF coax and optical digital inputs
- High-definition, 24-bit, 192 kHz D/A converters (115 dBu dynamic range)
Physical
- 1U 19-inch rack-mountable, rugged steel chassis
- External AC power supply
CSR-1 Remote
- Remote-control all functions of Central Station, including:
- Input switching
- Speaker selection
- Main volume
- Talkback system
- Onboard electret condenser talkback microphone
- Talk button (momentary switch) for talkback system
- Active light shows when CSR-1 is controlling main volume
- Connects with a proprietary DB15 cable (included)
- Keep desktop neat and clutter-free
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Technical Specifications
Audio Inputs
TRS 1 & 2
Type ¼” TRS Passive-Balanced
Input Impedance 2-5 k? (Speaker load and Trim level dependent)
S/N Ratio> 140 dB
THD+N <0.0005% (1 kHz @ 0 dBu)
Frequency Response> 1 MHz
AUX
Type RCA Active-Unbalanced
Input Impedance 8 k?
S/N Ratio> 115 dB (1 kHz @ 0 dBu, Unity gain)
THD+N <0.002% (1 kHz @ 0 dBu, Unity gain)
Frequency Response 10 Hz-50 kHz, -0.5 dB
Gain Range -90 dB to +20 dB
S/PDIF
Types RCA 75? coax and Toslink optical
Dynamic Range 117 dB
THD+N 0.0025% (1 kHz @ -1 dBfs)
Maximum output +18 dBu (Active-Balanced)
Sample Rates 44.1, 48, 88.2, 96, 176.4, 192 kHz
Note: All Input specifications (except Input Impedance) measured at Speaker A output, Trim and Main Level set to maximum.
Physical
Main Chassis
Package Type 1U steel chassis
Dimensions 19 (W) x 1.75 (H) x 6.25 (D) inches
Weight 5.0 lbs
External Power Supply (factory configured)
Package Type Molded Plastic
Dimensions 2.5 (W) X 2.3 (H) X 4.0 (D) inches
Weight 2.5 lbs
Input Meters
Type Dual 30 segment LED w/ Peak Hold
Range -48 dB to +18 dB (-66 dBfs to 0 dBfs)
Accuracy> 0.25 dB
Frequency Range 10 Hz-22 kHz
Calibrate Range ±18 dB
Audio Outputs
Speakers
Type ¼” TRS Passive-Balanced
Type-Mono Activated ¼” TRS Active-Impedance Balanced
Trim Range -90 dB to 0 dB
Main Level Range -90 dB to 0 dB
Dim Attenuation -30 dB
Main
Type ¼” TRS Active-Balanced
Output Impedance 51?
THD+N <0.0025%
Frequency Response 10 Hz-50 kHz, -0.5dB
Cue
Type ¼” TRS Active-Impedance Balanced
Output Impedance 51?
THD+N Less than 0.003% (1 kHz @ 0 dBu)
Frequency Response 10 Hz-50 kHz, -0.5 dB
Gain Range -90 dB to 0 dB
Dim Attenuation -30 dB (Talkback activated)
Headphones
Type ¼” TRS Active Stereo
Maximum Output 150 mW/channel @ 60? load
THD+N 0.015% (150 mW/channel @ 60? load)
Frequency Response 10 Hz-50 kHz, +1 dB
Talkback
Dynamic Microphone Input
Type XLR Female Balanced
Input Impedance 2,400?
Internal Microphone
Type Electret Condenser
Sensitivity -42 dB
Mic Preamp
Gain Range 15-55 dB
Power Supply
Type External A.C. Transformer/Internal Linear
Power Consumption 40 VA
CSR-1 Control Station Remote
Dimensions 5.25 (W) x 5.75 (H) x 2.38 (D) inches
Weight 1.25 lbs.
Cable 12-foot DB15M to DB15M (male-male)
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