Quam TCH70B


The TCH70 is a constant voltage line transformer with multi-tap outputs.  Intended for use in an indoor environment. Desired tap / common primary leadsconnected to the output of a constant voltage amplifier;secondary / common attached to a nominal 8 Ohm loudspeaker. Program Material: Signal tones, voice and music.


  • Primary Volts 70.7V
  • Power Rating 10W
  • Primary Taps(-3dB step) 5
  • Secondary Load  8 Ohm nominal
  • Frequency Response  (Hz) 50Hz-20Khz
  • Insertion Loss 0.75 dB
  • Primary Connection Common: 7” pre-cut
    Taps: 7” red wire with fieldselectable, push-on connector
  • Secondary Connection  7” lead with 0.205” female push on connector
  • Shipping Weight  10 oz
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