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DB1.7 1Ohm Class D Monoblock Subwoofer 12v Power Amplifier 7500w RMS Power Output

World RRP: £999.99


Product code: DB1.7

Triple zero gauge inputs, collosal power supplies and tank like construction marks out the DB1.7 as a new era of Bassface amplifiers. Designed to cope with big loads for extended periods this is a professional class amplifier. No outrageous false claims are made about power output. What you read is conservative and correct. Replacement boards available from stock to protect your investment.

Version History

Delivered Q3 2019 to allow powering of our fanstastic XPL woofers to the level they deserve.



Key Facts

Product Category Amplifiers
Version 1
Series Hammer
Date Added 07/08/2018
Date Modified 02/09/2021
Barcode 680044772226
Production Status Discontinued
Product Height (mm) 68
Product Length (mm) 860
Product Width (mm) 292
Retail Carton L (mm) 960
Retail Carton W (mm) 420
Retail Carton H (mm) 190
Warranty (Months) - Private Enjoyment Use Only 12
Sold As Single

Amplifier Data

Genuine Useable RMS Power, 4Ohm Bridge (Watts), < 1%THD, 14v 2500x1
Genuine Useable RMS Power, 2Ohm Bridge (Watts), < 1%THD, 14v 4500x1
Genuine Useable RMS Power, 1Ohm Bridge (Watts), < 1%THD, 14v 7500x1
Frequency Response (Hz) 10-250
THD Continuous 4 Ohm 1Khz/100Hz (%) <0.1
Signal To Noise Ratio (db) >97
LPF (Hz) 35-250
Bass Boost (Db) 0-9
Boost Frequency (Hz) 50
Subsonic Filter (Hz) 10-50
Audio Signal Input Voltage (V) 0.2-6
LPF Slope (Db/Oct) 12
Subsonic Filter Slope (Db/Oct) 12
Amplifier Topology Class D
Fuse Rating (Amps) USE EXTERNAL
Power Wire Input Gauge (AWG) 0(x3)
Recommended Wiring Kit and Accessories PWK0.1(x3)
Minimum Recommend Final Load Per Channel (Ohms) 1

Technical Highlights

  • Very Big Version Of Our Contest Winning Mono Amplifier
  • Incredible Power - Fantastic Value Per Watt
  • Remote control with voltage display
  • Highly Efficient Class D Topology
  • Load Optimised for Transient Stability at Low Impedance's
  • Strappable to 1 Ohm
  • O.P.S. Oversized Power Supply
  • Up To 6V Ready Pre Amp Input Stage
  • Low THD Audiophile Components
  • Variable Phase 0-180 Degrees
  • High Density Cast Aluminium Heatsink Body
  • Thermally Efficient Heatsink Coating
  • Variable Subsonic Filter 10-50Hz
  • Variable Bass Boost 0-9db
  • Variable Low Pass Crossover 35-250Hz
  • Clip Limit Control
  • 16V stable power inputs
Technical Highlights

Related products

What's In The Box?

What's In The Box?
  • 1 x High Performance Mono Amplifier
  • 1 x Bass remote level control
  • 1 x 5m level control cable
  • 1 x Small Allen Key
  • 1 x Larger Allen Key
  • 4 x Screws