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Connector Type
RCA Connectors
Signal Enhancer Type
Signal Booster
Ease of Installation
Intermediate (Installs < 60 minutes)
Radio Design Labs
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Helps Solve the Problem of Having Too Many Devices and Not Enough Inputs
Radio Design Labs EZ-AVX4 Composite Video and Stereo Audio Input Switcher, 4x1
Radio Design Labs EZ-AVX4 Composite Video and Stereo Audio Input Switcher, 4x1
Radio Design Labs EZ-AVX4 Composite Video and Stereo Audio Input Switcher, 4x1
Item# 77983
Price: Normally $247.64 
Hot Deal $166.69
Free shipping on orders over $175 - See Details


  • Gold-plated connectors
  • Easy-to-push large buttons
  • Solid-state audio and video switching
  • Switch noise cannot affect signal quality

Essential Info

Too many AV components and not enough inputs? The EZ-AVX4 is a stereo audio and composite video source selector to help solve your switching problems. Line-level audio and video outputs are provided on RCA jacks. This unit is ideal as a four input source selector feeding an associated video monitor or recorder. The EZ-AVX4 is used in stores, houses of worship, restaurants, clubs, security systems and commercial A/V systems.


More Info

  • Four Input Source Selection
  • Video Inputs Accept NTSC or PAL Signals
  • Unbalanced Stereo Audio Inputs and Output
  • Simultaneous Audio and Video Switching
  • Audio and Video on Color-Coded RCA Jacks
  • Inputs and Outputs on Rear Panel
  • Full-Size Interlocking Pushbuttons on Front Panel
  • Specifications

    • Inputs (4): Stereo on dual RCA jacks, > 10k Ohms, -10 dBV nominal, +10 dBV max.
    • Gain: Unity, nominal
    • Output: Stereo on dual RCA jacks, -10 dBV nominal, +10 dBV max.
    • Frequency Response: 10 Hz to 20 kHz (±0.01 dB)
    • THD+N: < 0.02%
    • Off Attenuation: > 95 dB
    • Noise: <-95 dB (below -10 dBV output)
    • 24 Vdc power supply current: 85 mA (idle), 100 mA (max.)
    • Power supply input voltage: 100 to 240 VAC
    • Warranty: 3 Years; contact RDL technical support department for assistance
    • Case dimensions: 5.75"(14.6 cm)W x 55" (12.7 cm)D
    • Mounting size: 1/3 rack width
    • Inputs (4): RCA jack, 1V p-p, 75 Ohms
    • Output: RCA jack, 1V p-p, 75 Ohms
    • Bandwidth: >350 MHz
    • Differential gain: <0.1%
    • Differential phase: < 0.1 degree
    • Off Attenuation: > 40 dB @ 10 MHz
    • Noise: <-90 dB (1V p-p video, 75 Ohms)


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