Kramer TR3
Video/Balanced Stereo Isolation Transformer

OUR PART #  TR3-KRAMER

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The TR-3 is a high performance audio isolation transformer for composite video and balanced stereo signals. It provides complete isolation between devices thus eliminating hum, ground loops and DC offsets which can degrade the audio and video quality.

  • Video Bandwidth - <10KHz to 5.8MHz (-3db)
  • Audio S/N Ratio - -83dBu @ +4dBu @ 1000Hz
  • Audio & Video Input & Output External Ground Terminals
  • Audio & Video Grounding Options - dip switch selectable
  • Passive - No Power Required
  • Compact Size - Part of the Kramer TOOLS™ family of compact, high qualityand cost effective solutions.

Specifications:

  • INPUTS: 1 composite video, 1Vpp/75Ohm on a BNC connector;
    2 balanced audio +4dBu/600Ohm on detachable terminal blocks
  • OUTPUTS: 1 composite video, 1Vpp/75Ohm on a BNC connector;
    2 balanced audio +4dBu/600O on detachable terminal blocks
  • MAX. OUTPUT LEVEL:
    VIDEO: 4Vpp / 75Ohm
    AUDIO: +26dBu
  • BANDWIDTH (-3dB):
    VIDEO: <10Hz to 5.8MHz; -3dB
    AUDIO: 20Hz to 20kHz
  • DIFF. GAIN: 0.05%
  • DIFF. PHASE: 0.05 Deg
  • K-FACTOR: <1.2%
  • S/N RATIO:
  • VIDEO: 73dB AUDIO: -83dBu @+4dBu/1000Hz
  • CONTROLS: Dipswitches to connect to chassis
  • VIDEO TILT: 0.1% @ Pulse & Bar
  • VIDEO NON LINEARITY: 0.1%
  • COUPLING: VIDEO: Transformer; AUDIO: Transformer
  • AUDIO THD + NOISE: 0.025% @+4dBu/1000Hz
  • DIMENSIONS: 4.77”W x 2.85”D x 1.2”H (12.1cm x 7.2cm x 3cm)
  • WEIGHT: 0.75lbs. approx. (0.34 kg)
  • ACCESSORIES: Mounting brackets

Applications:

  • Broadcast and production audio/video studios
  • Audio/video duplication studios
  • Staging and fieldwork

Kramer TR3
Video/Balanced Stereo Isolation Transformer

OUR PART #  TR3-KRAMER

Product Information:

The TR-3 is a high performance audio isolation transformer for composite video and balanced stereo signals. It provides complete isolation between devices thus eliminating hum, ground loops and DC offsets which can degrade the audio and video quality.

  • Video Bandwidth - <10KHz to 5.8MHz (-3db)
  • Audio S/N Ratio - -83dBu @ +4dBu @ 1000Hz
  • Audio & Video Input & Output External Ground Terminals
  • Audio & Video Grounding Options - dip switch selectable
  • Passive - No Power Required
  • Compact Size - Part of the Kramer TOOLS™ family of compact, high qualityand cost effective solutions.

Specifications:

  • INPUTS: 1 composite video, 1Vpp/75Ohm on a BNC connector;
    2 balanced audio +4dBu/600Ohm on detachable terminal blocks
  • OUTPUTS: 1 composite video, 1Vpp/75Ohm on a BNC connector;
    2 balanced audio +4dBu/600O on detachable terminal blocks
  • MAX. OUTPUT LEVEL:
    VIDEO: 4Vpp / 75Ohm
    AUDIO: +26dBu
  • BANDWIDTH (-3dB):
    VIDEO: <10Hz to 5.8MHz; -3dB
    AUDIO: 20Hz to 20kHz
  • DIFF. GAIN: 0.05%
  • DIFF. PHASE: 0.05 Deg
  • K-FACTOR: <1.2%
  • S/N RATIO:
  • VIDEO: 73dB AUDIO: -83dBu @+4dBu/1000Hz
  • CONTROLS: Dipswitches to connect to chassis
  • VIDEO TILT: 0.1% @ Pulse & Bar
  • VIDEO NON LINEARITY: 0.1%
  • COUPLING: VIDEO: Transformer; AUDIO: Transformer
  • AUDIO THD + NOISE: 0.025% @+4dBu/1000Hz
  • DIMENSIONS: 4.77”W x 2.85”D x 1.2”H (12.1cm x 7.2cm x 3cm)
  • WEIGHT: 0.75lbs. approx. (0.34 kg)
  • ACCESSORIES: Mounting brackets

Applications:

  • Broadcast and production audio/video studios
  • Audio/video duplication studios
  • Staging and fieldwork
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