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ModWright Instruments KWA 100 Owner's Manual

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KWA 100/100SE Power Amplifier
Owner's Manual
Manufactured by ModWright Instruments, Inc.
21919 399th St., Amboy, WA 98601
USA
www.modwright.com
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Summary of Contents for ModWright Instruments KWA 100

  • Page 1 KWA 100/100SE Power Amplifier Owner’s Manual Manufactured by ModWright Instruments, Inc. 21919 399th St., Amboy, WA 98601 www.modwright.com...

  • Page 2: Please Read First

    PLEASE READ FIRST: General guidelines explain operation and protection circuitry of the amplifier. • Startup: o To power the unit up, turn the rocker switch on the back to the up position. This turns power on to the unit, but it remains in standby until the front 'active' switch is depressed.

  • Page 3: General Operation

    Stereo operation: • The KWA 100 is designed to provide over 100W into an 8 ohm speaker load and 200W into a 4 ohm speaker load. It has been tested into 2 ohm loads and found to perform well.
  • Page 4 Connections: • Inputs: One pair RCA; One pair XLR. RCA and XLR inputs are transformer coupled to input stage with floated ground. Connect to preamp outputs. • Outputs: Left and Right 5-way binding posts. Connect to speaker binding posts. • Led On/ Led Off Switch: Turns internal LED’s On/Off. •...

  • Page 5: Specifications

    Specifications: Power Ratings: • 100W @ 8 ohms (Stereo) @ .06% THD. • 200W @ 4 ohms (Stereo) @ .06% THD. Technical Specifications: • Bandwidth: 10Hz - 100Khz (+0, -1dB) • Noise Floor: -95dB • Channel Separation: -70dB below 20Khz •...
  • Page 6 • Total output power supply capacitance increased 100% • Total number of output devices (MOSFET Pairs) increased from 3 pairs to 5 pairs. • Sonic differences between KWA 100 and KWA 100SE: Greater overall current available to output stage, translating to increased speed,...

  • Page 7: Contact Information

    ModWright Instruments or authorized service center. There are no user-serviceable parts inside the amplifier and evidence that someone other than a ModWright Instruments Factory Authorized service professional has opened the product enclosure or in any way tampered with the internal workings of the unit, including replacement of stock fuses, will void factory warranty.
  • Page 8 President, Owner ModWright Instruments, Inc.

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