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RELENTLESS
PREAMPLIFIER

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Summary of Contents for Dan D'Agostino Relentless

  • Page 1 RELENTLESS PREAMPLIFIER...
  • Page 2 The preamplifier plays a critical role in musical playback: the point in the reproduction stage when the music signal is particularly susceptible to compromise through noise and distortion. The use of three separate chassis in the design of the Relentless Preamplifier—a dedicated audio chassis for each channel separated by a power supply/ control section—addresses these challenges and brings other benefits besides.
  • Page 3: Legal N Oti Fi Cati O N S

    Relentless Preamplifier. WARNING The finish of the Relentless Preamplifier is durable, but it can be damaged if care is not taken. To Do not expose this amplifier to moisture or excessive humidity, and do not use it outdoors. Fire hazard maintain the preamplifier’s pristine surface, we strongly suggesting wearing the supplied white lifting...
  • Page 4 Audio Chassis and Power Supply (front) Audio Chassis and Power Supply (rear) 1. Standby/Power On button 5. Zone 2 button XLR input jacks Zone 1 XLR output jacks 2. Mute button 6. Volume control knob RS-232 control connector Zone 2 XLR output jack 3.
  • Page 5: Remote Control Operation

    AC plug at the other end. You may use a different power cord with the Relentless Preamplifier if you wish, as long as it is tipped with a 15-amp IEC connector and a three-conductor AC plug.
  • Page 6: Operation

    Push the button once more to turn the unit off. The light for the volume indicator will go out and the LED in the middle of the Standby button will light up. The Relentless Preamplifier defaults to Zone 1 and the Zone 1 LED will also illuminate upon initial turn on.
  • Page 7 Theater Bypass: Input Three can be set for use as a Theater Bypass input. This feature makes it easy to include the Relentless Preamplifier in a multichannel home theater audio system. To set Input Three for this operation, press and hold the Input Three button until the numeric display briefly flashes 75.
  • Page 8: Direct Buttons

    Enter: The Enter button confirms a selection within the menu options. Press and hold the Mute button on the front panel of the unit for 5 seconds or until the Relentless Right and Left arrows: The arrow buttons move the cursor to the left or right within the menu or Preamplifier appears as a Wi-Fi network on your iOS device.
  • Page 9 The above Input 5 button press cycle will then be followed Optical: Press this to use the Toslink optical digital input on the back of the Relentless Preamplifier. on subsequent Input 5 button presses.
  • Page 10: Maintenance

    The Relentless Preamplifier has a fine, highly polished finish that can be easily damaged. To clean the Dark Mode: These buttons dim the Relentless Preamplifier’s front meters after a period of time for preamplifier, spray a small amount of distilled water onto the supplied microfiber cloth and gently wipe listeners who prefer a dark environment.
  • Page 11 Inspect the cable to make sure it has not been damaged. If it has been damaged, replace it. 4. If you are using monoblock amplifiers, such as the Relentless Amplifier, make sure both amplifiers are turned on.
  • Page 12: Specifications

    LI M ITED WAR R ANT Y Frequency response Dan D’Agostino Master Audio Systems, LLC warrants the Relentless Preamplifier against 0.1 Hz to 120 kHz, +/- 0dB manufacturing defects and defects in materials for five years from the date of purchase or six years Distortion <0.006%, 20 Hz to 20 kHz...
  • Page 13 www.dandagostino.com Designed, handmade, and assembled in the USA using USA machinists, vendors, and parts procurement. © 2021 DAN D’AGOSTINO MASTER AUDIO SYSTEMS, LLC. ALL RIGHTS RESERVED.

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