 EQ-31 Graphic Equalizer The
EQ-31 allows you to equalize with a new level of precision and may be
the most transparent and accurate equalizer available. The EQ-31
Equalizer can be used in a variety of setups including: mixing consoles,
fixed installation, in the effects loop of an amplifier, and in the
tape loop of a home receiver. Self contained in an all steel two high 19
rack mount case, this equalizer is designed for continuous professional
use. KEY FEATURES:
- Single Channel 31 Band Graphic Equalizers
- Balanced XLR and 1/4" TRS input and output
- Hardwire bypass switch with LED indicator
- Quiet power-up and power-down modes
- Ultra-low noise and distortion
- 45mm High Resolution faders
- Selectable +/- 15dB or +/- 7.5dB cut/boost range with LED indicator
- Input signal level and peak LED meter
- Constant Q filtering
- Switching subsonic and ultrasonic filter
- A selectable 40Hz /20Hz low-cut filter (18dB Octave)
- A selectable16kHz /20kHz high-cut filter (18dB Octave)
SPECIFICATIONS
| INPUT IMPEDANCE |
10k ohm (balanced) |
| Signal to noise ratio |
115dB |
| FREQUENCY RESPONSE |
10Hz~30kHz, +0 / -5dB |
| Maximum Input Level |
+24dBm |
| MAXIMUM OUTPUT LEVEL |
|
| Balanced 600 ohm |
+23dBm |
| Balanced no load |
+27dBm |
| Undbalanced |
+23dBm |
| TOTAL HARMONIC DISTORTION (THD) |
<0.005%, 20Hz~20kHz, +15 dBm |
| FILTERS |
|
| Frequency Centers (Hz) |
20,
25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630,
800, 1k, 1.25k, 1.6k, 2k, 2.5k, 3.15k, 4k, 5k, 6.3k, 8k, 10k, 12.5k,
16k, 20k. |
| Boost/Cut |
±15dB |
| Level Control |
±7.5dB |
| High Cut |
16kHz 20kHz (18 dB/Octave) |
| Low Cut |
20Hz 40Hz (18 dB/Octave) |
| OUTPUT IMPEDANCE |
100 ohm (balanced) |
| INDICATION |
|
| Power |
Red (ON) |
| Channel 1,2 ACTIVE |
Red (ON) |
| Channel 1,2 Signal Present/Clip |
Green/Red (Red=Clipping) |
| Signal Present Level |
-35dBm |
| Signal Clip Level |
+16dBm |
| POWER REQUIREMENTS |
105-125 Volts AC, 50-60 Hz, 140mA @ 116VAC, 16.3 Watts (FUSE: 315mA)
210-250 Volts AC, 50-60 Hz, 70mA @ 232VAC, 16.3 Watts (FUSE: 630 mA) |
| CONNECTIONS |
1/4 INCH (TRS) [ Balanced] (Tip Hot, (+)), (Ring (-))
Balanced XLR (Pin 3 Hot, (+)), (Ping 2 (-)) |
| Dynamic Range |
118 dB |
| Equivalent Input Noise |
-95 dB |
| DIMENSIONS & WEIGHT |
|
| Height ( mm / ins ) |
3.5 inches (88.9mm) |
| Width Front / Rear / mm / ins |
19 inches (482mm) |
| Depth ( mm / ins ) |
6.25 inches (159mm) |
| Net weight ( kg / lbs ) |
10 lbs (4.5 kg) | |
|
