Home What's New Contact Us Literature Req.



Download Printable Adobe pdf file
HD-VIT-75 is a Video Isolation Transformer for eliminating hum in High Definition Serial Digital Transmission Lines. This can be used for Broadcast Systems where hum is present due to ground loops or where there are large difference in ground potential.
HD-VIT-75  provides electrical isolation between the Input and Output and will also eliminate induced currents in long cable runs.




  •  Supports all transmission rates of SMPTE259m and SMPTE292m up to 1.50Gbps HD-SDI Video Input
  •  Equivalent to less than 20 feet of cable
  •  Isolated Signal Path
  •  Greater than 60 dB of Ground Loop Isolation
  •  Passive Device - No power required
  •  Small Cylindrical Package with Gold BNC Connectors for better response
  •  75 Ohms Balanced with 1.50 GHz Bandwidth
  •  Greater than 15 dB Return Loss till 1.50 GHz
  •  2 kV flash tested

Also available SDI Video Isolation Transformer - SDI-VIT-75

Allen Avionics has Hum Eliminators and Isolation Transformers for SDI, HD-SDI, S Video, NTSC, Composite, HDTV Analog (Y, Pb, Pr or RGB), Component, Y  R-Y  B-Y.      
They can be used in any brand of Audio or Video equipment.

For additional technical information or ordering information call our technical sales department at 516-248-8080. You can also Email any questions you may have.

Download a printable Adobe pdf format

Get More Information

Allen Avionics Home | Products | Video Hum and Noise Eliminators | Analog & Digital Delay Lines | Offset Marking Machine | Video Delay Lines | Video Filters | Brickwall Low Pass Filters | Filter Facts | Mechanical | General Purpose Delay Lines | Sales, Prices & Representatives | Glossary | About Hum | NTSC Video | Audio Ground Loop Isolation Transformers | Copyright | Feedback Page | What's New | Search | Site Map

Allen Avionics, Inc.
2727 Clinton Street
River Grove, IL  60171
Phone: (708)-453-3238
Fax: (708)-453-0297
E-Mail: Sales@AllenAvionics.com

We are pleased to accept

It's your choice