Ultra Long Distance
KW M520
Ultra-long-distance true-diversity wireless system reaching 1,000–1,500 m, with shuttle-knob control, 200 frequency points and IR auto-pairing for school yards, plazas and large stages.
$1,922.38
ULTRA LONG DISTANCE · RACK
KW M520 Pro
1,500 metres, rack mounted.
$2,070.25$2,070.25
The KW M520 Pro is the rack-mount evolution of the M520 platform. Its EIA 1.5U chassis hosts two true-diversity channels covering 640–690.25 MHz with 200 selectable points. Auto idle-frequency search and HD LCD status feedback let it run three systems side-by-side without manual coordination.
- EIA 1.5U dual-channel true-diversity receiver
- Range 1,000–1,500 m typical line-of-sight
- UHF 640–690.25 MHz, 200 frequency points
- 3 simultaneous systems
- HD LCD real-time status
- Automatic idle-frequency scan
- Rechargeable 18650 handheld
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Technical specifications
System
- Frequency range
- 640–690.25 MHz
- Working distance
- 500–1500 m
- Adjustable channels
- 200
- Modulation mode
- FM
- Bandwidth
- 60 MHz
- Channel interval
- 200 kHz
- Frequency stability
- within ±0.005%
Audio
- Receiving sensitivity
- 12 dBμV (80 dB S/N)
- Sensitivity adjustment range
- 10–32 dBμV
- Output level
- +10 dBV
- Maximum frequency offset
- ±45 kHz
- Frequency response
- 40 Hz–18 kHz (±3 dB)
- Signal-to-noise ratio
- >110 dB
- Dynamic range
- >105 dB
- Distortion
- ≤0.2%
Power
- RF output power
- 20 mW
- Battery type
- 3.7 V 2600 mAh 18650 rechargeable lithium battery
- Power consumption
- Input power 5 W
In the box
- KW M520 Pro 1.5U dual-channel receiver
- Transmitter(s) as per configuration
- Antennas, power supply and rack hardware
- Quick start guide and warranty card
Applications
- Campus radio
- Large squares
- Sports fields
- Outdoor events
