Beyerdynamic Quinta MU 21 - Technical Specifications; General Specifications; AVB Specifications; Quinta MU 23;22;21 Microphone Units Specifications

Quinta – Technical Specifications
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10. Technical Specifications
General
Frequency range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2400 – 2483.5 MHz
5150 – 5250 MHz
5725 – 5875 MHz
Modulation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DSSS (Direct Sequence Spread Spectrum) and
QPSK/BPSK (Quadrature/Binary Phase Shift Keying)
digital signal processing acc. to own standard
Max. number of audio streams . . . . . . . . . . . . . . . . . . . . . . . . 4 useable channels per system
Signal-to-noise ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 dB typ., (unweighted signal-to-noise ratio)
Range between microphone units and control unit . . . . . . . . . > 100 m [109.36 yds]
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 – 240 V AC 50/60 Hz
Approval. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . world-wide
AVB
Transmission and reception
of audio data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . acc. to IEC 61883-6
Format of the audio data . . . . . . . . . . . . . . . . . . . . . . . . . . . . AM824
Stream ID Quinta CU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bit 63 – 16 / MAC address
Bit 15 – 0 / X
Quinta MU 23/22/21 Microphone Units
Transmitter power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . max. 20 dBm per channel and region (average, duty cycle ≤ 30%)*
Battery voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 NiMH cells, 2080 mAh
External DC operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 V DC (±0.5 V), residual hum < 20 mV, 950 mA
Charging time with charger . . . . . . . . . . . . . . . . . . . . . . . . . . max. 2.5 hours when the battery is completely empty
with mains charger adapter . . . . . . . . . . . . . . . . . . . . . . . . . . max. 2.5 hours when the battery is completely empty
Loudspeaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Wide-band, integrated loudspeaker
Volume decrease when Mic On (“Ducking”) . . . . . . . . . . . . . . 15 dB fixed setting
Headphone output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Jack socket (3.5 mm, stereo)
Min. impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Ω
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.6 V with integrated NiMH battery (8 cells)
Operating time depending on the type of
the microphone unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 20 hours in discussion mode, operating time also depends on the volume
Temperature range (at < 90% humidity) . . . . . . . . . . . . . . . . . +10° – +40°C [+50 °F – +104 °F]
Storage temperature (at < 90% humidity) . . . . . . . . . . . . . . . -20° – +55°C [-4 °F – +131 °F]
Dimensions (without microphone) . . . . . . . . . . . . . . . . . . . . . Length 173 mm [6.8"]
Width 157 mm [6.18"]
Height 51 mm [2.01"]
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.7 kg [3.74 lbs]
Quinta MU 33/31 Microphone Units
Transmitter power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . max. 20 dBm per channel (average, duty cycle ≤ 30%)*
Battery voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 NiMH cells, 2080 mAh
External DC operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 V DC (±0.5 V), residual hum < 20 mV, 400 mA
Charging time with charger . . . . . . . . . . . . . . . . . . . . . . . . . . max. 2.5 hours when the battery is completely empty
with mains charger adapter . . . . . . . . . . . . . . . . . . . . . . . . . . max. 2.5 hours when the battery is completely empty
Microphone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Microphone Array
Pick up pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Corridor
T.H.D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.1%
Loudspeaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Integrated, two-way loudspeaker
Loudspeaker switch off at “Mic On”. . . . . . . . . . . . . . . . . . . . yes
Headphone output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . jack socket (3.5 mm, stereo)
Min. impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Ω
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.6 V with integrated NiMH battery (8 cells)
Operating time depending on the type
of the microphone unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx. 20 hours in discussion mode; operating time depends on the volume
Temperature range (at < 90% humidity) . . . . . . . . . . . . . . . . . +10° – +40°C [+50 °F – +104 °F]
Storage temperature (at < 90% humidity) . . . . . . . . . . . . . . . 20° – +55°C [-4 °F – +131 °F]
Dimensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Length 96 mm [3.8"]
Width 300 mm [11.8"]
Height 82 mm [3.2"]
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.06 kg [2.33 lbs]