Tone Board / Preamplifier Board

81 products

Audiophile-grade passive preamp front panel tone board optimizes treble and bass to accurately calibrate sound and enhance the three-dimensional sense

$5.23

Audio Signal Switching Board 4-Channel Dual-Channel Rotary Switch Source Selection RCA Jack Signal Input

$3.86

HiFi grade dual op-amp 10x preamp + dual op-amp tone board

$14.43

[LINN majik amplifier] Core preamp circuit

$13.86

NJM2150 tone board front signal BBE sound effect exciter improves high and low bass clarity JRC2150

$2.57

Gold-A050 MP3 5.0 Bluetooth audio board supports Bluetooth 5.0/4.2/4.1/4.0

$0.86

XH-M802 Passive Tone Control Preamp Board with High/Low Adjustment, High-Fidelity Finished Product

$1.27

High, mid, and low frequency volume control module AC15V dual NE5532 op-amp tone board power amplifier preamp board front panel board

$3.30

DC12-35V Single Power Supply with Cables NE5532 Preamp Amplifier Board Module Pre-stage Board Replaceable Operational Amplifier

$2.02

Gold-A044 NE5532 op amp tone board power amplifier front board front board high, medium and low volume adjustment module

$2.86

XH-M164 Tone Board Preamplifier Board NE5532 Preamplifier Board High and Low Volume Adjustment Finished Product with Knobs

$3.30

Gold-A031 OK339 PT2399 reverb preamp tuning board power amplifier front board

$6.70

AD828 Audio Amplification Module Operational Amplifier Preamp Board Single Power Supply DC5-15V YJMW

$1.82

XH-M164 Amplifier Tuning Board, Preamp Board, NE5532 Amplification and Enhancement Adjustment, High and Low Frequency Adjustment Board, Tone Board

$2.50

NE5532 Preamplifier Board Tone Board Low Pass Filter Board 2.1 Channel Super Bass Single Power Supply DC10-24V

$5.64

Bluetooth audio amplifier board bootstrap boost TF card mono 4 ohm 5/6/8 watt FM radio AUX input charging

$2.50

2*30W Bluetooth Decoder Stereo Amplifier Board with Color Screen, Recording & Call Function, DIY Lossless Audio Speaker Amplifier

$4.32

XR1075CP Audio Processor Preamp Board Digital Tuning Board BBE Soundcraft Front Stage Amplification Board

$9.55

Color screen 12V Bluetooth call MP3 decoder board Lossless APE module color screen display MP3 Bluetooth decoder

$6.06

Amplifier Speaker Protection Board Delay 2.1 Three-Channel 600W Speaker Protector AC 12-18V

$4.32

5.1 Bluetooth MP3/APE Lossless Decoder Board 2*30W Amplifier Stereo Color Screen Car USB Audio Receiver

$6.11

AD828 op amp preamplifier board single power supply power amplifier preamplifier board with potentiometer

$2.27

XH-A902 op amp module power amplifier front board NE5532 tone board preamplifier 5 times wide voltage

$0.91

UPC1892CT tone board front board NEC1892CT single power supply AC and DC dual-purpose audio cable

$6.55