XH-A902 Audio Operational Preamplifier Board Module NE5532 Amplifier Front Panel Digital Tone Board Wide Voltage Module

Description The XH A902 audio Preamplifier board uses the original imported op amp chip which is purer than other similar op amps Smaller noise floor It is suitable for a wide range of Preamplifier amplification of all audio Amplifiers It has a wide voltage input DC12 30V XH A902 audio Preamplifier board which belongs to the audio Preamplifier directly connected to the speaker is not sound It needs to connect the amplifier to the audio output the power will be connected to the speaker to have a sound It connect the DC 12 30V power supply to the power input terminal of the op amp board pay attention to distinguish between positive and negative poles and VCC is positive pole Parameters 1 Product Name Preamplifier board2 Product model XH A9023 Supply voltage DC 12 30V4 Magnification 5times5 Chip model NE55326 Number of channels 2CH7 Operating Temperature 20℃ 85℃8 Operating Humidity 5 95 RHPackage Include 1 Module Board