Nady VHF Quad Wireless System

VHF Quad Microphone System from Nady provides you with 4 microphones operating in four different fixed frequencies!

Availability: Available For Order

Image SKU Product Name Price Qty
KN4QUADH Nady VHF Quad Handheld Wireless System

Regular Price: $339.99

Special Price: $269.99

KN4QUADL Nady VHF Quad Lapel Wireless System

Regular Price: $339.99

Special Price: $269.99

Nady VHF Quad Wireless System

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Nady's VHF quad microphone systems give you 4 microphones each operating on their own VHF frequency in one compact unit!

The hand held unit (KN4QUADH) has 4 handheld unidirectional microphone transmitters with a neodymium dynamic cartridge for premium true sound, maximum feedback rejection and minimal handling noise.

The lapel unit (KN4QUADL) has 4 unidirectional lapel microphones that is ideal for speaking applications or radio communications.

These are VHF systems, independent channels operate on factory installed frequencies between frequency range 170-230MHz.

Additional Information

MPN 401x Quad
Technical Specifications
  • Frequency Response: 30-18KHz (-3dB)
  • Dynamic Range: 120dB (20-20KHz)
  • Total Harmonic Distortion: <0.5% (typical)
  • RF Carrier Frequency Range: 170- 230MHz (Factory installed Channels)
  • Frequency Stability: 0.005%, crystal controlled
  • Modulation: FM (F3E), +/- 15KHz nor, +/-30KHz max
  • Operating Range: 250 feet typical - up to 500+ feet optimum line-of-sight


Transmitter Specifications:


  • Handheld: OFF/STANDBY/ON switch
  • Lapel: OFF/STANDBY/ON switch, input level adjust
  • LED Indicator: Unit "ON" (single flash), Low Battery Alert (steady)
  • RF Power Out: 50mW (Max. allowed by FCC)
  • Harmonic & Spurious Emissions: <-40dB
  • Battery: 9V
  • Alkaline Battery Life: Up to 20 hours


Receiver Specifications:

  • Controls: Power ON/OFF, volume control, mute control\
  • Connectors: 1 unbalanced adjustable mixed (all four channel), +/- T-S audio output jack. Line level, 600 ohms, 4 balanced fixed level XLR.  #1=GND, #2-3=signals Line/Mic level, 11k/600 ohms
  • Receiver: 2.1mm barrel-type DC input jack (tip=positive)
  • LED Indicators: 1 Power ON LED, 4 AF LED, 4 TX ON LED
  • Power Requirements: 16V @ 800mA, nominal, AC/DC adapter supplied
  • Antenna Connectors: Dual female BNC connectors

FCC Alert Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888-CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC's wireless microphone website at

Dimensions N/A

System Features:

  • Four independent VHF receivers in one convenient, rugged, all-metal single-rack space housing
  • Front dual antenna jacks for either onboard or remote antennas
  • Front panel Power On/Off switch, plus Power On LED, TX On and AF signal level LED displays
  • Rear panel individual XLR output jacks; volume and RF mute controls for each of the four channels; 4-channels-mixed AF out

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