Continue Shopping View Cart
Markertek - The Future of Broadcast Supply

Call 800-522-2025
M-F 8:30am - 6pm ET


Secure LoginClose X

Returning Markertek Customers

New Markertek Customers

Why Create an Account?

Creating a Markertek account now will save you time on future orders. You'll have full access to your order history and a personalized shopping experience.

Audio Authority

Need Assistance?

Get unbiased, vendor-neutral advice from actual broadcast & pro-audio professionals.

  • Online:
  • Contact Us
  • By Phone:
  • Toll Free: 800-522-2025
    (USA, Canada, Mexico, Caribbean)
    International: 845-246-3036
    Fax:: 845-246-1757

    Hours of Operation:
    8:30am - 6:00pm ET
    Monday - Friday

View As:

Sort By:


Audio Authority:


    • Audio Authority 1183 Active Video DC Blocker

      Audio Authority 1183 Active Video DC Blocker

      Certain audio/video sources, such as a cable box or satellite receiver, may fail to work properly when their output is routed through a switcher or distribution amplifier, or even when connected directly to a TV. Often the problem may be related to direct current (DC) being present In the source's video output signal especially when color problems or picture stability problems occur. Our Model 1183 Active Video DC Blocker eliminates this problem by removing DC that may be present in the video output...

      Free Ship Banner

      Read More

      Item #: AA-1183

      Availability: More on the way, usually ships in 3-10 business days

      Our Price: $58.50

      Add to Wishlist



      Audio Authority has manufactured and designed switching systems since 1976, outfitting showrooms all over the world. Audio Authority's exclusive technologies ensure a high-fidelity demo experience with no degradation of picture or sound. SilenTouch enables a completely quiet transition from speaker to speaker. AutoDamping keeps inactive speakers from muddying the sound in the demo room.

      As they move forward, Audio Authority will continue to develop and support their AccessEZ, line of digital switching systems that have the flexibility, power, and serviceability to meet the needs of major, multistore corporations and specialty retailers around the world. They will also continue to refine their industry acclaimed HDTV signal distribution systems for both the commercial and residential markets, along with signal converters and other useful consumer electronic products that provide value to the marketplace.

      Audio Authority's unique switching and distribution technologies have been tailored to the needs of custom installers who integrate products into unified, user-friendly systems for the entertainment, convenience, and safety of their customers. 15 of the top 25 highest revenue custom integrators in the USA utilize Audio Authority equipment (according to CEPro magazine). Markertek is an authorized dealer for the entire Audio Authority line. If you don't see what you're looking for, contact us and we'll do our best to get it for you.

      Please fill out the information below
      Email Address*