| MVC 121 Plus |
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| Audio |
|---|
| Gain | Unbalanced output: -6 dB; balanced output: 0 dB |
| Frequency response | 20 Hz to 20 kHz, ±0.3 dB |
| THD + Noise | <0.03% @ 1 kHz, at maximum output level |
| S/N | >100 dB, 20 Hz to 20 kHz, at maximum output, unweighted |
| Crosstalk | <-90 dB @ 1 kHz, fully loaded |
| CMRR | >60 dB @ 1 kHz |
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| Audio input |
|---|
| Number/signal type | |
| Microphone inputs | 2 mono, mic/line, balanced/unbalanced |
| Line input | 1 stereo, line, balanced/unbalanced |
| Connectors | |
| Microphone inputs | (1) 3.5 mm captive screw connector, 6 pole |
| Line input | (1) 3.5 mm captive screw connector, 5 pole |
| Impedance | >10k ohms, balanced/unbalanced, DC coupled |
| Nominal level | +4 dBu when level is set to 0 dB gain; adjustable from -60 dBu to +4 dBu (line input) |
| Maximum level | +21 dBu, balanced, when input gain is set to 0 dB |
| Volume range | |
| Line input | -18 dB to +24 dB, adjustable per input |
| Mic input | -18 dB to +60 dB, adjustable per input |
| Mic noise level | <-120 dBV (1 µVrms) at 40 dB gain |
| Mic phantom power | +48 VDC, which can be switched on or off |
| NOTE | 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu |
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|
| Audio processing |
|---|
| D/A conversion | 24 bit, 48 kHz sampling |
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| Audio output |
|---|
| Number/signal type | 2 stereo, line, balanced/unbalanced |
| Connectors | (2) 3.5 mm captive screw connector, 5 pole |
| Impedance | 50 ohms unbalanced, 100 ohms balanced |
| Gain error | ±0.2 dB channel to channel |
| Maximum level (Hi-Z) | >+21 dBu, balanced; >+15 dBu, unbalanced |
|
| Control/remote — mixer/volume controller |
|---|
| Serial control port | 1 bidirectional RS-232: 3.5 mm captive screw connector, 6 pole (uses 3 poles) (shared with digital input) |
| Baud rate and protocol | 9600 to 115200 baud, 38400 baud (default), 8 data bits, 1 stop bit, no parity, no flow control |
| Serial control pin configuration | 1 = Tx, 2 = Rx, 3 = GND |
| USB control port | 1 front panel female mini USB B |
| USB standards | USB 2.0, low speed |
| Program control | Extron control/configuration program for Windows®
Extron Simple Instruction Set (SIS™) |
|
| Control — digital input ports |
|---|
| Number/type | 3 digital input (configurable) |
| Connector | (1) 3.5 mm captive screw connector, 6 pole (shared with RS-232 port, uses 4 poles) |
| Pin configuration | 3 = GND; 4, 5, 6 = digital inputs 1, 2, 3 |
| Digital inputs | |
| Input voltage range | 0-24 VDC |
| Input impedance | 10k ohms |
| Threshold low to high | >2.0 VDC |
| Threshold high to low | <0.8 VDC |
|
| General |
|---|
| Power | External
Input: 100-240 VAC, 50-60 Hz
Output: 12 VDC, 0.5 A |
| Power consumption |
| Device | 3.5 watts |
| Device and power supply | 4.9 watts |
| Thermal dissipation |
| Device | 9.4 BTU/hr |
| Device and power supply | 14.7 BTU/hr |
| Ambient temperature/humidity | Storage -40° to +158°F (-40° to +70°C) / 10% to 90%, noncondensing
Operating +32° to +122°F (0° to +50°C) / 10% to 90%, noncondensing |
| Cooling | Convection, no vents |
| Mounting | |
| Rack mount | Yes, with optional 1U rack shelf |
| Furniture mount | Yes, with optional mini under-desk mounting kit |
| Pole mount | Yes, with mini pole mount kit |
| Enclosure type | Metal |
| Enclosure dimensions | 1.7" H x 4.3" W x 3.0" D (1U high, quarter rack wide)
(4.3 cm H x 10.9 cm W x 7.6 cm D)
(Depth excludes connectors and knobs.) |
| Product weight | 0.6 lbs (0.3 kg) |
| Regulatory compliance | CE, C-tick, c-UL, UL, FCC Class A, ICES, VCCI |
| Product warranty | 3 years parts and labor |
| Everlast power supply warranty | 7 years parts and labor |
| NOTE | All nominal levels are at ±10%. |
|
| NOTE | Specifications are subject to change without notice. |
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| (5793-D6) |