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GRAC-M7014CHANNELMICPREAMPFIELDUPGRADEAvailability:
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Description
High performance 4-channel microphone preamp option module for the m701, offers the same discerning specs you've come to know from Grace Design in a single card. Up to 8 input cards can be installed per m701. Read MoreOur Price: $895.00
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Description
High performance 4-channel microphone preamp option module for the m701, offers the same discerning specs you've come to know from Grace Design in a single card. Up to 8 input cards can be installed per m701.
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Product Specs
MICROPHONE PREAMPLIFIER OPTION MODULE | |
Gain Range | -6, +2-69B in 1dB steps |
Sensitivity @ -6dB Gain | +30dBu = 0dBFS |
Sensitivity @ 69dB Gain | -45dBu = 0dBFS |
Dynamic Range | |
20-20kHz bandwidth, 14dB Gain | >119dB |
20-20kHz bandwidth and A weighting filter, 14dB Gain | >122dB |
Frequency Response | |
@ 40dB gain ± 0.2dB (50½ source) | 15Hz-300kHz |
@ 40dB gain ± 3dB (50½ source) | 4.5Hz-1.0MHz |
THD+N ratio | |
@ 20dB gain 0dBu in (-4dBFS), 1kHz | <-104dB |
@ 40dB gain -20dBu in (-4dBFS), 1kHz | <-102dB |
@ 60dB gain -40dBu in, (-4dBFS), 1kHz | <-87dB |
Intermodulation Distortion | |
@ 40dB gain +20dBu out | |
SMPTE/DIN 1:1 (50Hz, 7kHz) | <.0010% |
SMPTE/DIN 4:1 (50Hz, 7kHz) | <.0020% |
Noise - Referred to Input | |
@ 60dB gain, 50½ source | -129dB |
@ 60dB gain, 150½ source | -127dB |
@ 60dB gain, 600½ source | -123dB |
Crosstalk | |
Any Channel @ 40dB gain 1kHz | -132dB |
Any Channel @ 40dB gain 10kHz | -122dB |
CMRR | |
@ 60dB gain, +20dBu CM, 1kHz | >95dB |
@ 60dB gain, +20dBu CM, 10kHz | >84dB |
@ 60dB gain, +20dBu CM, 60Hz | >70dB |
Maximum Input Level | |
Balanced, 1kHz, -6dB Gain | +30dBu (24.5Vrms) |
Balanced, 1kHz, 69dB Gain | -45dBu (4.3mVrms) |
Impedance | |
Input: +48V On | 8k½ |
Input: +48V Off, Ribbon Mode | 20k½ |
Dynamic Range | |
20-20kHz bandwidth, 14dB Gain | >119dB |
20-20kHz bandwidth and A weighting filter, 14dB Gain | >122dB |
Channel Matching Accuracy | +/-0.05dB |
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