Loading... Please wait...


  • Image 1
  • Image 2
  • Image 3
  • Image 4
  • Image 5
  • Image 6

Product Videos

United Amp line
The united line of amps feature both A/B style and D-Class designs for a wide range choices or your systems need.
  • United Amp line
    The united line of amps feature both A/B style and D-Class des...

New Product

Like all United Amps, we at Cadence gave special attention to the Boston 5channel Class A/B Amplifier. The Boston was designed to be an efficient, yet versatile, 5channel Mosfet power solution. The internals of the Boston consists of some of the finest studio-grade transistors for unparalleled sound quality, soft start delay, along with advanced IC-Controlled protection circuitry to help safe-guard your amplifier investment. Other notable high-end features include a 3channel mixed mono mode, 12db adjustable crossovers, a variable subsonic filter and an included dashboard bass remote. The Boston really has it all. Get yours today, and see what the Boston is all about.

Class AB 5-Channel Amplifier
 Channels 1 - 4
4 Ohm RMS Power:  75 Watts x 4
2 Ohm RMS Power:  100 Watts x 4
4 Ohm Bridged RMS Power:  200 Watts x 2
 Channel 5
4 Ohm RMS Power:  250 Watts x 1
2 Ohm RMS Power:  400 Watts x 1
PEAK Power:  1600 Watts
Minimum THD:  < 0.01%
Frequency Response:  10Hz - 40 kHz
S/N Ratio:  > 100dB
Damping Factor:  > 220 @ 100Hz
Channel Separation:  > 65dB
Input Voltage:  200mV - 8V
Fuse Rating:  40 amps x 2
Dimensions (L x W x H):  20" x 7.25" x 2.25"
• High Speed MOSFET Power Supply
• Studio-Grade Bipolar Output Stage Transistors
• Fully Adjustable 12dB per Octave Crossovers
• Low-Pass: 40Hz – 150Hz
• High-Pass: 50Hz – 500Hz
• 18dB Bass EQ Boost Control
• 3-Channel Mixed Mono Capable
• Mute and Delay Soft Start System
• Full IC-Controlled Protection Circuitry
• Fully Adjustable Subsonic Filter
• Dashboard Bass Remote Control Included
• 8 Volt Pre-Amp Circuitry
• RCA Pre-Amp Line Output
• Input Mode Selector Switch

Download Manual

Warranty Information

Cadence products are covered by warranty from defects in materials and workmanship for a period of one year if the unit is not installed by an authorized Cadence dealer and two years if installed by an authorized Cadence dealer. Proof of purchase is required for warranty repair; and proof of professional install for two year extended warranty. Warranty is to the original purchaser only. All products not under warranty are subject to a repair charge.