Lectrosonics M2RA Rx

The M2Ra Digital IEM Receiver is an improved compact, rugged body-worn stereo digital receiver providing high quality sound for performers or any professionals needing to monitor detailed audio wirelessly. The M2Ra employs advanced antenna diversity switching during digital packet headers for seamless audio. The receiver uses digital modulation and covers 144 or 155 MHz (depending on version) of spectrum in the UHF band.

The M2Ra employs 2-way IR sync, so data from the receiver can be exchanged with DCHT and M2T transmitters. With the M2T, the M2Ra is part of the Duet system which can be managed by Wireless Designer™ Software. This way, frequency planning and coordination can be done quickly and confidently with on-site RF information. Housings and panels are made of machined aluminum with hard-anodized finishes with laser etched marking for durability, yet they are lightweight and sleek in order to be light weight. The M2Ra features a user-friendly interface with a high-resolution, backlit, color LCD and membrane switches. The M2Ra runs for 7 hours on two lithium AA batteries.

The successor to the M2R with improved:

  • IP3 performance

  • P48 protection on the headphone jack

  • Encrypted (256-bit encryption – AES 256-CTR) and non-encrypted operation under one firmware version

  • IFB compatibility mode

  • Addition of D2 and HDM compatibility modes

  • Black anodized finish for low visual profile


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OPERATING SPECTRUM (dependent on Locale):
A1B1:NA: 470.100 - 607.950 MHz
EU: 470.100 - 614.375 MHz
AU: 520.000 - 614.375 MHz
JA : 470.100 - 614.375 MHz
B1C1: EU: 537.600 - 691.175 MHz
AU: 537.600 - 691.175 MHz
J A: 537.600 - 691.175 MHz
MODULATION TYPE8PSK with Forward Error Correction
LATENCY (overall system)
DIGITAL SOURCE1.0 ms plus Dante network
ANALOG SOURCE<1.6 ms
AUDIO PERFORMANCE
FREQUENCY RESPONSE10 Hz - 12 KHz, +0, -3dB
THD+N0.15% (1kHz @ -10 dBFS)
DYNAMIC RANGE>95 dB weighted
ADJACENT CHANNEL ISOLATION>85dB
AUDIO OUTPUT3.5 mm stereo jack
POWER REQUIREMENTS2 x AA batteries (3.0V)
BATTERY LIFE7 hours; (2) Lithium AA
POWER CONSUMPTION1 W
WEIGHT5.6 ounces / 159 grams (with batteries)

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