| Input Connectors |
XLR and 1/4" TRS (Pin 2 and tip hot) |
| Input Type |
Electronically balanced/unbalanced, RF filtered |
| Input Impedance |
Balanced > 50 kOhm, unbalanced >25 kOhm |
| Max Input |
> +24 dBu balanced or unbalanced |
| CMRR |
Typically >50 dB at 1 kHz |
| Output Connectors |
XLR and 1/4" TRS (Pin 2 and tip hot) |
| Output Type |
Servo-balanced/unbalanced, RF filtered |
| Output Impedance |
Balanced 120 Ohm, unbalanced 60 Ohm |
| Max Output |
> +21 dBm balanced, > +20 dBm unbalanced |
| Sidechain Input Connector |
1/4" Unbalanced (Tip-Sleeve) |
| Sidechain Input Type |
Unbalanced, RF filtered |
| Sidechain Impedance |
>10 kOhm |
| Sidechain Max Input Level |
>+24 dBu |
| Sidechain Output Connector |
1/4" Balanced TRS (tip hot) |
| Sidechain Output Type |
Impedance balanced, RF filtered |
| Sidechain Output Impedance |
Balanced 2 kOhm, unbalanced 1 kOhm |
| Sidechain Max Output Level |
>+21 dBu balanced or unbalanced |
| Bandwidth |
20 Hz to 20 kHz, +0/0.5 dB |
| Frequency Response |
0.35 Hz to 90 kHz, +0/-3 dB |
| Noise |
< -95 dBu, unweighted, 22 kHz measurement bandwidth |
| Dynamic Range |
> 118dB, unweighted |
| THD+Noise |
0.008% typical at +4 dBu (1 kHz unity gain), 0.08% typical at +20 dBu (1 kHz unity gain), < 0.1% any amount of compression up to 40 dB, 1 kHz |
| IMD |
< 0.1% SMPTE |
| Interchannel Crosstalk |
< -80 dB 20Hz to 20 kHz |
| Stereo Coupling |
True RMS Power Summing |
| Compressor Threshold Range |
-40 dBu to +20 dBu |
| Compressor Ratio |
1:1 to infinity:1 |
| Compressor Threshold Characteristic |
Selectable OverEasy® or hard knee |
| Compressor Attack/Release Characteristic |
AutoDynamic™ |
| Compressor Attack/Release Modes |
Selectable Manual or Auto |
| Compressor Manual Attack Time |
Scalable program-dependent |
| Compressor Manual Release Time |
Scalable program-dependent |
| Compressor Auto Attack Time |
Program-dependent |
| Compressor Auto Release Time |
Program-dependent |
| Compressor Output Gain |
-20 to +20 dB |
| Limiter Threshold Range |
+4 dBu to +24 dBu (off) |
| Limiter Ratio |
infinity:1 |
| Limiter Type |
PeakStopPlus® two-stage limiter |
| Limiter Stage 1 |
PeakStop® brickwall limiter |
| Limiter Stage 1 Attack Time |
Zero |
| Limiter Stage 1 Release Time |
Zero |
| Limiter Stage 2 |
Predictive intelligent program limiter |
| Limiter Stage 2 Attack Time |
Program-dependent |
| Limiter Stage 2 Release Time |
Program-dependent |
| Expander/Gate Threshold Range |
Off to +15dBu |
| Expander/Gate Ratio |
1:1 to 30:1 |
| Expander/Gate Attack Time |
< 100 µsec |
| Expander/Gate Release Time |
Program-dependent |
| SC Ext. Switch |
Routes the external sidechain input signal to the detector |
| SC Mon. Switch |
Routes the sidechain signal to the output, interrupting the normal audio |
| OverEasy® Switch |
Activates the OverEasy compression function |
| Countour Switch |
Activates the frequency-dependent detector function |
| Auto Switch |
Activates automatic program-dependent attack and release times, disabling the manual Attack and Release controls |
| I/O Meter Switch |
Switches between monitoring input and output levels on the Input/Output Level meter |
| Bypass Switch |
Activates the direct input-to-output hard-wire relay bypass. Relay automatically hard-wire bypasses unit at power-down and provides a power-on delay of 1.5 sec. |
| Operating Level Switch |
(rear panel) Switches the nominal operating level between -10 dBV and +4 dBu simultaneoulsy for both input and output levels |
| ST Link Switch |
Link both channels for stereo operation. Channel One becomes the master |
| Gain Reduction Meter |
12-segment LED bar graph at 1, 2, 4, 6, 9, 12, 15, 18, 21, 24, 27 and 30 dB |
| I/O Meter |
8-segment LED bar graph at -24, -18, -12, -6, 0, +6, +12, and +18 dBu |
| Compressor Threshold Meter |
3-segment LED bar graph at Below (-), OverEasy and Above (+) |
| Expander/Gate Threshold Meter |
2-segment LED bar graph at Below (-) and Above (+) |
| Limiter Threshold Meter |
1 LED to indicate PeakStopPlus™ limiting |
| Function Switches |
LED indicator for each front-panel switch |
| Output Transformer Options |
Jensen® JT-123-dbx or JT-11-dbx, BCI RE-123-dbx or RE-11-dbx |
| Operating Voltage |
100-120 VAC 50/60 Hz 200-240 VAC 50/60 Hz |
| Power Consumption |
20 Watts |
| Fuse |
100-120 VAC:250 mA Slow Blow, 200-240 VAC:125 mA Type T |
| Power Connector |
IEC receptacle |
| Dimensions |
1.75"Hx19"Wx9"D (4.4cmx48.3cmx20.1cm) |
| 设备重量 |
5.1 lbs. (2.3 kg) |
| Shipping Weight |
7.5 lbs. (3.4 kg) |