FOSI AUDIO M03 Mono + Subwoofer Amplifier

Main picture of FOSI AUDIO M03
The Fosi Audio M03 subwoofer amplifier is an affordable, compact and powerful compact device. It features a TI TPA3255D2 amplifier chip delivering 120W power at 4 ohms. It features two operating modes selectable via a switch on the front panel. 

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Reference : 18706
New product

89,00 €tax incl.

74,17 € tax excl.
Including 0,05 € for green tax

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Shipping date: 28-05-2024.

Orders placed before 12h (GMT+1) will generally be shipped the same day (working day).

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Facturation France
SAV France

2 Years warranty

Accessories for this product

Find here a selection of useful and/or essential accessories for this product. These are specially selected by the Audiophonics team according to the characteristics of the product.

 
More info

FOSI AUDIO M03 Class D Amplifier Mono + Subwoofer TPA3255D2 120W 4 ohm

Photo of FOSI AUDIO M03

The Fosi Audio M03 mono + subwoofer amplifier is an affordable, compact and powerful compact device. It features a TI TPA3255D2 amplifier chip delivering 120W power at 4 ohms. It features two operating modes selectable via a switch on the front panel. The "PBTL" mode lets you power a passive mono speaker and an active subwoofer, while the "SUB" mode lets you power a passive or active subwoofer as desired. The front panel also features a potentiometer for volume control and a second potentiometer for a 20-300Hz low-pass subwoofer filter. This low-pass filter only works in "SUB" mode with a passive subwoofer. Simple and effective, this subwoofer amplifier will enable you to drive a large number of subwoofers available on the market. A 32V DC 5A power supply is provided.

Fosi Audio M03: a TI TPA3255D2 amplifier chip

Fosi Audio decided to integrate a TI TPA3255D2 amplifier chip for its M03 amplifier. This Texas Instrument chip is a Class D power amplifier chip, featuring PurePath™ UltraHD technology for low distortion across the entire audio band and superior audio quality.

Photo de la puce TI TPA3255D2

Fosi Audio M03 overview

FOSI AUDIO M03 connection diagram
1Power switch
2LED indicator
3PBTL or SUB mode switch
4Subwoofer cut-off frequency setting
5Volume control
6RCA input
7Subwoofer output
8Speaker terminal output
9DC power supply
PBTL and SUB modes on the FOSI AUDIO M03

Technical characteristics

Specifications
Product typeMono + Subwoofer amplifier
Amplification chipTI TPA3255D2
Input1x RCA input
Output1x Subwoofer output
1x Speaker terminal
Output power120W
Impedance termination4-8Ω
Input sensitivity≤ 0.2mV
Frequency response20hz-20 KHz (± 3db)
Bass frequency range20-200Hz
Cut-off frequency20 - 300Hz
THD≤ 0.03%
SNR≥ 106dB
Bass cut-off frequency adjustment20-300Hz
General
Power supply range24-36V DC (32V 5A power supply included)
Net weight1kg
Dimensions130 x 115 x 35mm
ColorBlack
Package1x Fosi Audio M03
 
Data sheet
InputRCA
OutputSpeaker terminal
OutputSubwoofer
ColorBlack
Channel1 (Mono)
ClassClass D / T
Amplifier chipTPA3255
Power (W)120.0
Remote ControlNo
 
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FOSI AUDIO M03 Class D Amplifier Mono + Subwoofer TPA3255 120W 4 ohm
The Fosi Audio M03 subwoofer amplifier is an affordable, compact and powerful compact device. It features a TI TPA3255D2 amplifier chip delivering...

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