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Radio Design Labs EZ-HK3
Audio/Video Hum Eliminator

OUR PART #  EZ-HK3

Our Price: $99.88
List Price: $133.60
You save 25%! (Low Price Guarantee)
Usually ships in 7-14 business days.
Need it sooner? Call us!

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Radio Design Labs' EZ-HK3 is a 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.

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.

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.

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
  • Portable Use or Permanent Installation
  • Ground-Lift Switch
  • Excellent low and high video frequency response

Specifications:

  • Video Output: Composite Video, 1 V p-p nominal
  • Output Impedance: 75 ohm
  • Video Bandwidth: 40 Hz to >5 MHz
  • Audio Input: Stereo on RCA Phono jacks, -10 dBV nominal, ground-isolated
  • Audio Input Impedance: 10 kOhm
  • Audio Output: Stereo on RCA Phono jacks, -10 dBV nominal
  • Audio Output Impedance: 10 kOhm
  • Audio Frequency Response: 20 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 Isolation: Switch-selectable (lifts audio and video grounds)
  • Gain (audio and video): Unity nominal (passive circuit)
  • Case dimensions: 2.9" W x 3" D (7.4 x 7.6 cm)
  • Mounting size: 1/6 rack width
Under Counter Bracket
Radio Design Labs EZ-UCB2 Under Counter Bracket
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82.25 110.03 25
Usually ships in 7-14 business days.
Need it sooner? Call us!
Rack Adapter
Radio Design Labs EZ-RA6 Rack Adapter
Rack Adapter for 6 Increments of 1/6 Rack Width Mounts All EZ A/V Products Mounts EZ Storage Drawers Base Plate Slides Out for Easy Product Mounting Occupies One RU in Standard 19¨ Rack
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Desktop Chasis 1/6 Rack
Radio Design Labs EZ-DC1 Desktop Chasis 1/6 Rack
Desktop Chassis for 1/6 Rack Width EZ ProductsFeatures: Mounts 1/6 Width EZ Product to Desktop Installs Quickly With Two Screws Covers Cable Port in Desktop Provides Space for Excess Wire
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Radio Design Labs EZ-SD2 1/3 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
Features: Use In Place of Filler Panel(s) Holds Adapters and Cables Mount in EZ-CC6 or EZ-RA6
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Radio Design Labs EZ-SD1 1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
RDL's EZ-SD1 is a 1/6 rack width storage drawer designed to mount in RDL's EZ-CC6 or EZ-RA6 rack adapters. The drawer holds adapters and cables and can be used in place of filler panels.
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Radio Design Labs EZ-FP1 Filler Panel, 1/6RU
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Radio Design Labs EZ-HK3
Audio/Video Hum Eliminator

OUR PART #  EZ-HK3

Product Information:

Radio Design Labs' EZ-HK3 is a 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.

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.

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.

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
  • Portable Use or Permanent Installation
  • Ground-Lift Switch
  • Excellent low and high video frequency response

Specifications:

  • Video Output: Composite Video, 1 V p-p nominal
  • Output Impedance: 75 ohm
  • Video Bandwidth: 40 Hz to >5 MHz
  • Audio Input: Stereo on RCA Phono jacks, -10 dBV nominal, ground-isolated
  • Audio Input Impedance: 10 kOhm
  • Audio Output: Stereo on RCA Phono jacks, -10 dBV nominal
  • Audio Output Impedance: 10 kOhm
  • Audio Frequency Response: 20 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 Isolation: Switch-selectable (lifts audio and video grounds)
  • Gain (audio and video): Unity nominal (passive circuit)
  • Case dimensions: 2.9" W x 3" D (7.4 x 7.6 cm)
  • Mounting size: 1/6 rack width
Under Counter Bracket
Radio Design Labs EZ-UCB2 Under Counter Bracket
Under counter bracket pair for all EZ product widths
18.97 22.40 15
In Stock
Component Chasis, 6 x 1/6 RU
Radio Design Labs EZ-CC6 Component Chasis, 6 x 1/6 RU
Component Chassis for 6 Increments of 1/6 Rack WidthFeatures: Mounts All EZ A/V Products Mounts EZ Storage Drawers Cover Lifts Off for Easy Product Mounting Integral Heavy-Duty Non-Skid Rubber Feet
82.25 110.03 25
Usually ships in 7-14 business days.
Need it sooner? Call us!
Rack Adapter
Radio Design Labs EZ-RA6 Rack Adapter
Rack Adapter for 6 Increments of 1/6 Rack Width Mounts All EZ A/V Products Mounts EZ Storage Drawers Base Plate Slides Out for Easy Product Mounting Occupies One RU in Standard 19¨ Rack
46.72 62.50 25
Usually ships in 7-14 business days.
Need it sooner? Call us!
Desktop Chasis 1/6 Rack
Radio Design Labs EZ-DC1 Desktop Chasis 1/6 Rack
Desktop Chassis for 1/6 Rack Width EZ ProductsFeatures: Mounts 1/6 Width EZ Product to Desktop Installs Quickly With Two Screws Covers Cable Port in Desktop Provides Space for Excess Wire
41.47 55.47 25
Usually ships in 7-14 business days.
Need it sooner? Call us!
1/3 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
Radio Design Labs EZ-SD2 1/3 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
Features: Use In Place of Filler Panel(s) Holds Adapters and Cables Mount in EZ-CC6 or EZ-RA6
28.48 38.09 25
Usually ships in 7-14 business days.
Need it sooner? Call us!
1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
Radio Design Labs EZ-SD1 1/6 Rack Width Storage Drawer for EZ-RA6 or EZ-CC6
RDL's EZ-SD1 is a 1/6 rack width storage drawer designed to mount in RDL's EZ-CC6 or EZ-RA6 rack adapters. The drawer holds adapters and cables and can be used in place of filler panels.
27.30 36.52 25
Usually ships in 7-14 business days.
Need it sooner? Call us!
Surface Mount Bezel 1/6 Rack
Radio Design Labs EZ-SMB1 Surface Mount Bezel 1/6 Rack
Surface mount bezel for 1/6 rack width EZ products.Features: Mounts EZ Product in Any Flat Surface Bezel Covers Mounting Cutout EZ Product Quickly Fastens to Bezel Using Only Two Screws Bezel dimensions: 4.1¨ (10.4 cm)W x 2.7¨ (6.9 ...
26.93 31.79 15
Usually ships in 7-14 business days.
Need it sooner? Call us!
Filler Panel, 1/6RU
Radio Design Labs EZ-FP1 Filler Panel, 1/6RU
Filler Panel - 1/6 Rack Width for EZ-RA6 or EZ-CC6.
9.50 11.20 15
Usually ships in 7-14 business days.
Need it sooner? Call us!
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