Wisycom MRK980-US-EXO

Wisycom MRK980 is a true diversity, ultra-wideband dual channel receiver. With its 1090MHz of band switching, it ensures the users an exceptional band flexibility, combined with a superb selectivity and intermodulation immunity, for best operating performances of the wireless microphone systems. MRK980 also features an internal DSP processor, Wisycom famous Multicompanding system, new Dante compatibility and a completely and renewed user interface, which make this system easy and quick to setup.

• Two channels true diversity receiver (full DSP processing)

• Up to 1090 MHz bandwidth in 170/1260 MHz range

• Push to talk (PTT) enabled with dedicated outputs (optional)

• Analogue, AES/EBU & Dante outputs (with redundancy)

• Dante machine Synchronized mode: no sample rate delay!

• Next Gen Multiband front-end filtering:

- High Q moving filter in 170-230 MHz

- High Q moving filter in 470-800 MHz

- High Q moving filter in 960-1160 MHz (DME) (or 806-810 MHz saw filter - Japan)

- Country specific saw filters: USA 940-960 MHz or Japan 1240-1260 MHz

• Wideband and Narrowband DSP-FM operation (SW selectable):

- Narrowband allows 50% more band efficiency (200/250 kHz channel density)

- Narrowband allows about 3dB extra sensitivity and noise immunity

• Extreme low noise VCO with ultrafast spectrum scan for optimal quick & easy setup

• High contrast OLED display

• Monitor & control through USB and Wisycom Manager 2.0 (computer SW)

• Expansion slot for GPIO or future additional feature

Frequency ranges: 170 ÷ 230MHz (VHF) and 470 ÷ 800MHz and

960 ÷ 1160 MHz (DME) or 806 ÷ 810 MHz (JP) or 940 ÷ 960 MHz (USA) or 1240 ÷ 1260 MHz (JP)

Switchable channels: 2400 managed in 40 groups ofr 60 frequencies completely user customizable

Switching-window: up to 1090 MHz

Frequencies: microprocessor controlled PLL frequency synthesizer circuit, with 5 KHz minimum step;

frequencies are easily PC reprogrammed with Wisycom Manager thru Ethernet

Frequency error: < ± 2.5 ppm, within the rated temperature range

Diversity technique: true-diversity (Twin receiver circuits)

Modulation: FM mono, wideband or narrowband (SW selectable)

Peak deviation: ±40 kHz (narrowband), ±56 kHz (wideband), ±80 kHz MAX

"A" / "B" antenna inputs: 2 x BNC type female connectors for inputs, 2 x BNC type female connectors for loop

Antenna input impedance: 50 ohm (SWR < 1:2)

Antenna booster powering: +12Vcc / 300mA MAX

Sensitivity: Normal Mode:

Wideband 2 dBV / Narrowband -0,3 dBV

High Sensitivity Mode:

Wideband 1 dBV / Narrowband -1,3 dBV

Amplitude response : < 0.2 dB (for RF input signal: +4 dBµV ÷ +120 dBµV)

Co-channel rejection: > -3.5 dB @ 2 µV RF; > -1.5 dB @ 100 µV RF

Adjacent chan. selectivity : > 90 dB @ ± 300 KHz (wideband), > 90 dB @ ± 150 KHz (narrowband),

Spurious rec. rejection: > 90 dB

IF image rejection: > 110 dB

IIP3: >= +20 dBm (typical)

Spurious emissions: < 1pW (typical. = 0.1 pW)

Noise Reduction system: compander circuit, can be pre-set (or switched off) to the following modes:

- ENR (Wisycom Extended-NR) noise optimized

- ENC (Wisycom Extended-NC) voice optimized & with reduced pre-emphasys

- CUSTOM (to be compatible with other brands transmitters)

AF bandwidth: 20 Hz ÷ 20 kHz (wideband), 20 Hz ÷ 15 kHz (narrowband)

Frequency response: ± 0.5 dB in the 20 Hz ÷ 19 kHz range (wideband),

± 0.5 dB in the 20 Hz ÷ 13 kHz (narrowband)

Distortion: 0,08% typ. (nominal deviation @1kHz)

SND/D ratio (Analogue): 115 dBA typ.(analog),

SND/D ratio (Digital): >130 dBA (AES3/Dante)

Audio output:

-2 XLR-3M connectors + 2 TRS for audio line-outpus trafo balanced (MAIN OUTs with transformer)

- 2 XLR-3M connectors for audio outpus balanced transformer-like floating (AUX OUTs used for PTT)

Audio output level:

+24 dBu @ peak deviation for MAIN and AUX outputs

+14dBu @ peak deviation for TRS outputs

Calibrating AF tone: tone/sweep, up to +24 dBu (on MAIN and/or AUX outputs)

Digital output:

AES3: XLR-3M with word clock in/out

Dante: 2 x Ethernet 10/100/1000 Base TX RJ45

Digital sample rate: AES3 @ 48 kHz 24 bit, word clock input from 32KHz to 108KHz

Monitor output: 1/4" (6.3 mm) stereo jack connector

Monitor output level: max 6 Vrms / 150 ohm

Monitor out impedance: 100 ohm for auricle

Managing interface: 2 x 10/100/1000 Base TX RJ45 Ethernet, Infrared, Bluetooth

Bar-graph meters: RF Level Bars: RF field strengths (both "A" and "B" inputs) from 10 to 70 dBV or LQ (link quality)

AF Bars: deviation (5% ÷ 150%), with peak-hold mode.

Display: 64 x 256 OLED (yellow)

Powering : AC 99 ÷ 138 Vac and 187 ÷ 264 Vac, with automatic switching / 100 VA max.

DC options: 6A max @ 10÷28VDC (optional)

Temperature range: -10 ÷ + 55 C

Dimensions: 19"/1U

Weight: 4 Kg approx.

*RMS value, A-weighted, 22 Hz / 22 KHz