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RDL EZ-HK3 Audio / Video Hum Killer / Eliminator

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    RDL-EZHK3
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Description

The EZ-HK3 is a superior-quality stereo audio and composite video transformer isolation module for use with unbalanced, high impedance audio inputs and standard 75 ohm composite video. Input and output connections are provided on gold-plated RCA jacks. Features: Audio and Video Ground-Loop Hum E... Read More

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Description

The EZ-HK3 is a superior-quality stereo audio and composite video transformer isolation module for use with unbalanced, high impedance audio inputs and standard 75 ohm composite video. Input and output connections are provided on gold-plated RCA jacks. Features:

  • Audio and Video Ground-Loop Hum Elimination Unbalanced Stereo Galvanic Isolation
  • 75 Ohm Composite Video Galvanic Isolation
  • Input and Output RCA Jacks
  • Switch-Selectable Ground Lift for Output Jacks
  • Portable Use or Permanent Installation

The shield connection of each INPUT jack is electrically isolated from the case and from the output ground. The shield connection of each OUTPUT jack is connected to the case shield through a rear-panel ground-lift switch.

Additional Features:

  • Portable Use or Permanent Installation
  • Ground-Lift Switch
  • Excellent low and high video frequency response
The EZ-HK3 eliminates hum due to ground loops when it is installed between an unbalanced audio/video source, such as a computer or DVD player, and the input of a grounded amplifier and video monitor or projector in an A/V system.

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Product Specs

Video OutputComposite Video, 1 V p-p nominal
Output Impedance75 Ω
Video Bandwidth40 Hz to >5 MHz
Audio InputStereo on RCA Phono jacks, -10 dBV nominal, ground-isolated
Audio Input Impedance10 kΩ
Audio OutputStereo on RCA Phono jacks, -10 dBV nominal
Audio Output Impedance10 kΩ
Audio Frequency Response20 Hz to 20 kHz (+/- 1 dB)
Audio Total Harmonic Distortion<0.05% (1 kHz)
Crosstalk (channel to channel)<-75 dB (20 Hz to 10 kHz), <-65 dB (10 kHz to 20 kHz)
Crosstalk (video to audio)<-80 dB (referred to -10 dBV)
Crosstalk (audio to video)<-85 dB (referred to 1 V p-p)
Output Ground IsolationSwitch-selectable (lifts audio and video grounds)
Gain (audio and video)Unity nominal (passive circuit)
Case dimensions2.9” (7.4 cm)W x 3” (7.6 cm)D
Mounting size1/6 rack width

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