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Congratulations!
Thank you for choosing a Diamond Audio Technologies HEX amplier. We sincerely believe that HEX ampliers have the very best performance
and value. DAT products are engineered and produced with the highest quality materials and incorporate the latest technology. We think you
will nd your new HEX amplier meets or exceeds your expectations and provides excellent value.
Properly installed, your new HEX amplier will provide years of high quality sonic reproduction. Before installing the HEX amplier in your vehicle,
please read the entire manual carefully. It is required reading for the protection of your vehicle and for the maximum performance of your mobile
audio system. All HEX ampliers have been extensively tested and “burned-in” for maximum reliability. If after reading this manual, you still
have questions regarding this product, we recommend that you contact your authorized DAT dealer for expert installation assistance.
If you need assistance with repair or warranty, detailed warranty and return/repair information is listed in the back of this manual. Be sure you
record your serial number, model number and date of purchase for your HEX amplier as this will be necessary for any returns.
Please Practice Safe Sound!
Continuous exposure to sound pressure levels over 100 dB may cause permanent hearing loss. High powered mobile audio systems may produce
sound pressure levels well over 130dB. Use common sense and practice safe sound.
All Diamond Audio HEX Series Amplifiers Feature:
• Pulse Width Modulated (PWM) MOSFET Switching Power Supply
• Extruded Aluminum Heatsink
•Nickel Plated Panel Mount RCA Low Level Audio Inputs
•Nickel plated, low resistance power and speaker connector blocks
• Power ON and Protection LED Lighting for Easy Diagnostics
• Thermal, Short Circuit, and Overload (Low Impedance) Protection
• Chassis mounted ATC/ATO type automotive fuses
• Proudly Designed and Engineered in the USA
HA 700.2 / HA 700.4 / HA 750.1 Features
•Class D Amplier Topology
• Bridgeable Output Capability (4 Ohms)
•Stable into 2 Ohm Stereo Loads (1 ohm on HA 750.1)
• 12 dB bass boost on HA 750.1
• Internal 24dB/Octave High Pass or Low Pass Filter (35-350Hz)
•Crossover frequency range on the HA750.1 is 35Hz-250Hz
• Versatile for Either Full Range or Subwoofers (HA700.2 & HA700.4)
• Pass -Thru Line Output for Daisy Chaining Ampliers
• Remote Level Control on HA 750.1
• HA 750.1 is Sync capable