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Kramer TR-1A Balanced Mono Audio Isolation Transformer
  • Kramer TR-1A Balanced Mono Audio Isolation Transformer
  • Kramer TR-1A Balanced Mono Audio Isolation Transformer
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Kramer TR-1A Balanced Mono Audio Isolation Transformer

Manufacturer: Kramer

Item #: KR-TR1A   •   MFG #: TR-1A


List Price:$95.00
Our Price:$76.00

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Availability: Usually ships in 3-10 business days
This item is currently out of stock and will ship the minute we receive it – normally 3-10 business days. Need it sooner? Call 800-522-2025 and we'll make it happen,or email Customer Service for expedited delivery options. Certain Non-Stock Items Valued over $50.00 may Ship FREE UPS GROUND in the Continental US. Multiple quantities of the same non-Stock Item Valued below $50.00 may be ordered to meet the $50 minimum order requirement to qualify for Free UPS Ground Freight. This offer does not apply to certain freight-intensive or hazardous items. Certain restrictions may apply.



    The TR-1A is a high performance Audio isolation transformer for Balanced mono Audio signals. It provides complete isolation between devices thus eliminating hum, ground loops and DC offsets which can degrade the Audio quality.

    • Features

      • S/N Ratio - -83dBu @ +4dBu @ 1000Hz
      • External Input & Output Ground Terminals
      • Grounding Options - dip switch selectable
      • Passive - No Power Required
      • Compact Size - Part of the Kramer TOOLS family of compact, high quality and cost effective solutions.
    • Specifications

      • INPUT: 1 balanced audio, +4dBu/600Ω on a detachable terminal block.
      • OUTPUT: 1 balanced audio, +4dBu/600Ω on a detachable terminal block.
      • MAX. OUTPUT LEVEL: +26dBu.
      • BANDWIDTH (-3dB): 20Hz to 20kHz.
      • S/N RATIO: -83dB @+4dBu/1kHz.
      • CONTROLS: DIP-switches to connect to chassis.
      • COUPLING: Transformer.
      • AUDIO THD + NOISE: <0.025% @+4dBu/1000Hz.
      • DIMENSIONS: 12.1cm x 7.2cm x 3cm (4.77” x 2.85” x 1.2”) W, D, H.
      • WEIGHT: 0.34kg (0.75lbs) approx.
      • ACCESSORIES: Mounting brackets.
      • OPTIONS: RK-3TR 19" rack adapter.


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