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Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. Excellent Performance Dual operational amplifier is available in a... more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

1�Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. 2�Excellent Performance Dual operational amplifier is... more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

1.Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. 2.Excellent Performance Dual operational amplifier is available in... more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

Item Type: Single Op Amp Material: Copper Model: V5i S Single Op Amp Amplifier Type: Sound Dedicated Amplifier Channel: Single Op Amp Conversion Rate: 16V/μs Bandwidth: 12MHz Current Input Bias: 485nA Voltage Input Offset: 483μV Current Power: 5mA... more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

1�Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. 2�Excellent Performance Dual operational amplifier is... more

Dual Op Amp HiFi Sound Replacement Amplifier Preamplifier Board for DAC Headphone Amplifier CD Music Player

1�Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. 2�Excellent Performance Dual operational amplifier is... more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

1 x Dual Op Amp more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

1�Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. 2�Excellent Performance Dual operational amplifier is... more

Dual Op Amp HiFi Sound Replacement Amp Preamplifier Board for DAC Headphone Amplifier CDs Music Players

1�Superior Sound Quality: HiFi amplifier board pure for Marantz HDAM discrete module superb sound rounded vocals good sound throughput three band equalisation to show subtle variations. 2�Excellent Performance Dual operational amplifier is... more

HIFI OP-AMP Amplifier NE5532 Preamplifier Volume Tone Control assembled Board

1�Power supply circuit adopts full bridge rectifier 2�Effectively eliminate the high frequency interference of AC power grid 3�Chip has high conversion rate and strong drive ability 4�Better performance noise is very small 5�Sound warm and... more

LM1036 Home Bass Preamp Audio Module OP-AMP HIFI Amplifier Preamplifier Volume Tone EQ Control Board for DC 16V-25V

Features: HiFi preamp tone board with treble and volume control. Operating voltage is AC 12V-18V or for DC 16V-25V. With equal sound switch no noise and convenient wiring. Mature design industrial grade double-sided FR-41 1.6mm sheet. Adopts high... more

Subwoofer preamp board HiFi anti-interference single power supply low-pass filter board DC12V

1�Op Amp Replacement: The IC mount of the preamp board can be welded and replaced at any time to improve the effect of different op amps. 2�LED Indicators: Subwoofer preamplifier board is designed with LED indicators to facilitate real time... more

Subwoofer Preamp Board HiFi Prevent Interference Single Power Supply Low Pass Filter Board DC12V

1�Op Amp Replacement: The IC mount of the preamp board can be welded and replaced at any time to improve the effect of different op amps. 2�LED Indicators: Subwoofer preamplifier board is designed with LED indicators to facilitate real time... more

2.0 Hifi Audio Preamplifier Board with Tone Control

This is Preamp tune board and with Treble Midrang Bass and left-right channel balance and volume control; components are carefully and the 4558 op amp with high cost performance can be used of the 5532 and the circuit board wiring is reasonable. Low... more