Machete MFA-1.500 - Uncategorized Deaf Bonce - Free user manual and instructions
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| Brand | Deaf Bonce |
| Model | Machete MFA-1.500 |
| Type | Monoblock Amplifier |
| Power Output (RMS @ 1 Ω) | 1500 W x 1 |
| Power Output (RMS @ 2 Ω) | 800 W x 1 |
| Power Output (RMS @ 4 Ω) | 450 W x 1 |
| Frequency Response | 20 Hz – 20 kHz |
| Signal-to-Noise Ratio | ≥ 90 dB |
| Input Sensitivity | 0.2 – 6 V |
| Dimensions (W x H x D) | 10.2 x 2.3 x 6.5 in (259 x 58 x 165 mm) |
| Weight | 6.2 lbs (2.8 kg) |
| Inputs | 2 x RCA |
| Outputs | 2 x Speaker (bridged capable) |
| Protection Circuits | Thermal, Overload, Short Circuit, DC Offset |
| Recommended Fuse | 60 A (AGU type) |
| Low Pass Filter | 50 – 250 Hz variable |
| Subsonic Filter | 10 – 50 Hz variable |
| Bass Boost | 0 – 12 dB @ 45 Hz |
| Remote Control | Included (remote bass knob) |
| Recommended Speaker Impedance | 1 – 4 Ω |
| Power Supply Voltage | 10 – 16 V DC |
| Auto Turn On | DC offset or remote wire |
| Warranty | 1 year limited |
Frequently Asked Questions - Machete MFA-1.500 Deaf Bonce
What is the RMS power of the Machete MFA-1.500?
The amplifier delivers 1500 watts RMS at 1 ohm, 800 watts RMS at 2 ohms, and 450 watts RMS at 4 ohms.
What gauge power wire should I use?
For optimal performance, use 4 AWG power and ground cables. Ensure the ground connection is clean and secure.
Does this amplifier come with a remote bass knob?
Yes, a wired remote bass knob is included for easy bass level adjustment.
What is the recommended fuse size?
Use a 60-amp AGU fuse or equivalent on the power wire near the battery.
Can I bridge the amplifier?
The MFA-1.500 is a monoblock amp, so it is already bridged internally for subwoofer use. Do not attempt to bridge two units.
What should I do if the amplifier goes into protection mode?
Check for short circuits at speaker terminals, low impedance loads, overheating, or voltage drops. Ensure proper ventilation.
What is the input sensitivity range?
The input sensitivity is adjustable from 0.2V to 6V to match various head units.
Does the amplifier have a subsonic filter?
Yes, a variable subsonic filter (10–50 Hz) helps protect the subwoofer from ultra-low frequencies.
How do I connect multiple subwoofers?
Wire the subwoofers in series or parallel to achieve a final impedance of 1–4 ohms. Verify the total load is within the amp's specifications.
What is the frequency response of this amplifier?
The frequency response is 20 Hz to 20 kHz suitable for subwoofer applications.
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