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Tisbury Audio Challenge Amp 1 Instruction Manual

Reference headphone amplifier
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Challenge Amp 1
Reference Headphone Amplifier
CA-1 Instruction Manual, Rev. A!
Tisbury Audio
Instruction Manual

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Copyright © 2014 Tisbury Audio

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Summary of Contents for Tisbury Audio Challenge Amp 1

  • Page 1 Tisbury Audio Challenge Amp 1 Reference Headphone Amplifier Instruction Manual
 CA-1 Instruction Manual, Rev. A! Copyright © 2014 Tisbury Audio...
  • Page 2 Index! In the Box! Overview! Diagram! Usage Instructions! Warranty! Technical Specifications
 CA-1 Instruction Manual - Page 2...
  • Page 3 1 x Challenge Amp 1 Headphone Amplifier! 1 x 12 V AC Power Supply (plus international adaptor if required).! Overview! The Challenge Amp 1 is a reference class headphone amplifier, designed to deliver true and reliable transparency into virtually all headphones.! Features! •...
  • Page 4 Front! Rear! 1. Volume Control! 2. Status LED (Blue = normal, Green = muting relay active)! 3. 1/4” (6.35mm) Headphone Jack! 4. Gain Switch (H = high, L = low)! 5. Power Switch! 6. Power Jack (Use included power adaptor only)! 7.
  • Page 5 Caution! The CA-1 is capable of driving headphones to extremely loud volumes that could cause permanent hearing damage. Never listen at a level that is uncomfortable and don’t listen at high volumes for extended periods of time. For more information on listening safety and hearing damage, please visit: www.dangerousdecibels.org! Usage Instructions! WARNING: the powerful output of the CA-1 could damage your...
  • Page 6 Warranty extends to original purchaser only or the original recipient if purchased as a gift and is not transferrable.! Tisbury Audio does not assume liability for loss of use or damage to any associated or connected equipment.! For any Tisbury Audio product in need of repair whose warranty is expired or void, please contact us for a repair quote.
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  • Page 7 Technical Specifications! Distortion Percent Level Notes THD 100 Hz 0.0004% +6 dBu, 32Ω See (1) THD 1 kHz 0.0003% +6 dBu, 32Ω See (1) THD 20 kHz 0.003% +6 dBu, 32Ω See (1) IMD CCIF 0.0004% +6 dBu, 32Ω See (2)  ...

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