RME DMC842: The Ultimate 8-Channel Digital Microphone Preamp
Discover the RME DMC842, an 8-channel powerhouse for digital microphones. It's a game-changer for audio professionals! • 8-Channel Interface: Connect multiple digital microphones with ease. • Dual Mode Operation: Supports Mode 1 and Mode 2 for versatile control. • Remote Control: Adjust settings remotely via MIDI. Ideal for recording studios, live events, and podcasting. This preamp is a must-have for anyone serious about audio quality.
Features:
- Eight-channel digital microphone interface and controller with 8 XLR AES42 inputs
- Eight-channels of XLR balanced line output
- Eight-channels of output via AES/EBU at up to 192kHz and ADAT Lightpipe at up to 96kHz
- Supports both Mode 1 and Mode 2 functioning as specified within the AES42 standard
- Mode 1 microphones require the use of sample rate converters, which are available and switchable on each channel
- Microphones with Mode 2 functionality can have their settings for gain, polar pattern, hi-pass filter and compression set remotely, while simultaneously receiving back microphone status data (synchronized operation)
- Digital Phantom Power can be switched on or off on innavidual channels
- Intelligent Clock Control and SyncCheck ensure perfect synchronization and provide clear detection of errors
- The DMC-842 can be fully remote controlled and configured via MIDI, and all status displays can be queried through MIDI
- M/S (Mid/Side) encoding and decoding provided on each channel
- Windows software (included via download) can use the MIDI port to perform remote control and status requests of any number of DMC-842s via a mouse click
- LED level meter with 13 LEDs per channel
- Unit is future-proof with the ability to have hardware upgrades performed via flash updates
Specifications
- Converter Type: D/A Converter
- Number of Channels: 8
- Connectivity:
- Analog Audio I/O: 8 x XLR 3-Pin Balanced Line Output
- Phantom Power: +10 V (Digital Phantom Power, Selectable on Innavidual Inputs)
- Digital Audio I/O:
- 8 x XLR 3-Pin AES42 Input
- 1 x DB-25 AES3 Output
- 2 x TOSLINK Optical ADAT Output
- Host Connection / USB: None
- USB (Non-Host): None
- Sync I/O:
- 1 x BNC Word Clock Input
- 1 x BNC Word Clock Output
- Network I/O: None
- MIDI I/O:
- 1 x DIN 5-Pin Input
- 1 x DIN 5-Pin Output
- Performance
- Frequency Response:
- D/A Converters:
- 5 Hz to 22 kHz +0/-0.5 dB (at 48 kHz)
- 5 Hz to 34 kHz +0/-0.5 dB (at 96 kHz)
- 5 Hz to 50 kHz +0/-1 dB (at 192 kHz)
- Gain/Trim Range: 63 dB
- Max Output Level: +24 dBu
- SNR:
- 116 dB RMS (Unweighted)
- 119 dBA (A-Weighted)
- Digital Audio
- Sample Rates:
- Internal: 44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz
- AES3: 28 to 200 kHz
- Sample Rate Conversion: On All Inputs
- Clocking:
- Word Clock:
- Lock Range: 27 to 200 kHz
- Jitter: < 1 ns
- Jitter Suppression: > 30 dB (2.4 kHz)
- Power:
- AC Input Power: 100 to 240 VAC, 50 / 60 Hz
- Power Consumption: 60 W
- Physical:
- Rackmount Size: 2 RU
- Dimensions: 19 x 9.5 x 3.46' / 483 x 242 x 88 mm (with Rack Ears)


The RME DMC842 is a versatile 8-channel digital microphone preamp. It's perfect for recording studios, live events, and podcasting. It features 8 XLR AES42 inputs and outputs via AES/EBU at up to 192kHz and ADAT Lightpipe at up to 96kHz. It supports both Mode 1 and Mode 2 operation. It can be remotely controlled and configured via MIDI. The unit is rackmountable with a size of 2 RU and dimensions of 19 x 9.5 x 3.46' / 483 x 242 x 88 mm (with Rack Ears). It runs on AC input power of 100 to 240 VAC, 50 / 60 Hz and has a power consumption of 60 W. This preamp is a great choice for audio professionals looking for high-quality and flexible audio solutions.