AIYIMA Audio A3001 TPA3255 300W Subwoofer Amplifier HIFI Mono Power Class D Digital AMP for Passive Speaker Home Theater DIY

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AIYIMA Audio A3001 TPA3255 300W Subwoofer Amplifier HIFI Mono Power Class D Digital AMP for Passive Speaker Home Theater DIY

AIYIMA Audio A3001 TPA3255 300W Subwoofer Amplifier HIFI Mono Power Class D Digital AMP for Passive Speaker Home Theater DIY

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SPECIFICATIONS

Brand Name: Aiyima

Certification: CE,FCC,RoHS

Channels: 1

High-concerned chemical: None

Maximum Power Per Channel: Above 200W

Model Number: A3001

Origin: Mainland China

Package: Yes

 


Parameters:
 
Maximum output power: 300W*1 4Ω load
Power amplifier chip: TPA3255D2
Tone chip: NE5532
DC chip: 2596
Full frequency frequency response: 20Hz-20kHz (±3dB)
Speaker matching impedance: 4~8Ω
Distortion: 0.03% when outputting 1W
Working voltage: DC24-48V
Signal to noise ratio: ≥106dB
Input sensitivity: 0.775V
Dimensions (L*W*H): 120*117.5*36MM (without protruding knob section)
Bass cutoff frequency adjustment range: 40-300Hz
Bass attenuation slope: -12dB Slope
Panel description:
 
1.Power switch
2. Power indicator
3. Full/bass operation mode switch.
4. Bass up frequency adjustment knob (knob is only available in bass mode)
5. Volume knob (clockwise volume increases, counterclockwise volume decreases)
6. Audio input interface (such as CD, DAC decoder, mobile phone, TV, etc., red to the right channel input, white to the left channel input)
7. Low-pass output (connected to the active subwoofer, synchronized output with the amplifier)8. Speaker interface (red to positive, black to negative)9. Power interface (DC power supply must not exceed 48V)
 
Operation Steps:
 
1. Make sure the VOL knob is at its minimum.
2. Connect the speaker according to the back panel interface indication, pay attention to distinguish between positive and negative.
3. Connect the audio source you want to use.
4. Connect the power supply.
5. Select the desired working mode
6. Press the power button.
7. Turn the knob clockwise to select the desired volume level.
8. In the SUB mode, the bass cutoff frequency can be changed by adjusting the SUB FREQ knob.
FLAT/SUB Switch:
When ''FLAT/SUB'' is switched to ''SUB'', SPK OUT connects to the passive subwoofer.
When ''FLAT/SUB'' is switched to ''FLAT'', SPK OUT connects to the full range speaker.The SUBOUT is connected to active subwoofer.
Note:
 
1. Do not open the case privately. Improper handling may result in electric shock.
2. Please use the switching power supply of the regular manufacturer, otherwise the risk of damage to the machine will be damaged.
3. Do not place the machine in a high temperature and high humidity environment.
 
Package included:
 
1*Amplifier board
 
1*Manual
 
1*power adapter(Optional)









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