BRUTUS BE35-2100.1D - Receiver Hifonics - Free user manual and instructions
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| Product Type | Monoblock Car Amplifier |
| Model | BRUTUS BE35-2100.1D |
| Brand | Hifonics |
| Power Output (RMS) | 1 x 2100W @ 1 ohm |
| Power Output (Max) | 4200W |
| Frequency Response | 10 Hz - 250 Hz |
| Impedance | 1 ohm - 4 ohm |
| Dimensions (W x H x L) | 10.2 x 2.1 x 12.6 inches |
| Weight | 5.5 lbs |
| Power Supply | 12V DC (11-16V range) |
| Fuse Rating | 3 x 40A ATC |
| Low Pass Filter | Variable 35 Hz - 250 Hz |
| Subsonic Filter | Variable 10 Hz - 50 Hz |
| Bass Boost | 0 - 12 dB at 45 Hz |
| Input Sensitivity | 200 mV - 6V |
| Remote Level Control | Included (wired) |
| Protection Circuits | Thermal, overcurrent, DC offset |
| Recommended Fuse | 120A at battery |
| Maintenance | Clean with dry cloth; avoid liquids |
| Spare Parts | Contact Hifonics support for fuses and knobs |
| Repair | Service by authorized technician only |
Frequently Asked Questions - BRUTUS BE35-2100.1D Hifonics
What is the recommended wire gauge for power and ground?
Use 4 AWG or thicker for power and ground connections, especially for runs over 10 feet.
Can this amplifier drive a 2 ohm load?
Yes, the BRUTUS BE35-2100.1D is 1 ohm stable, so 2 ohm is safe.
How do I adjust the gain correctly?
Set the gain using a multimeter or oscilloscope to match your head unit's preout voltage without distortion.
What is the fuse size for this amplifier?
The amplifier has three 40A fuses built-in. Use a 120A fuse at the battery.
Does it include a remote bass knob?
Yes, a wired remote level control is included for convenient bass adjustment.
What is the crossover frequency range?
The low pass filter is adjustable from 35 Hz to 250 Hz, and the subsonic filter from 10 Hz to 50 Hz.
Can I bridge this amplifier?
No, this is a monoblock amplifier designed for a single subwoofer or voice coil.
How do I connect multiple subwoofers?
Wire the subwoofers in parallel or series to achieve a final impedance of 1 to 4 ohms.
What should I do if the amplifier goes into protect mode?
Check for short circuits, impedance below 1 ohm, overheating, or voltage drops. If persistent, consult a technician.
Is this amplifier compatible with high-level inputs?
No, it only accepts low-level RCA inputs. Use a line output converter if needed.
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