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Shop the best SALE offers on 1,321 low price signal processors. SAVE on discount and clearance signal processors in the Fruugo SALE, with big savings and cheap deals on Lichifit. Buy signal processors online safely in the Fruugo SALE, with secure payment and fast shipping to United States.

CrossoversEffects ProcessorsPhono PreampsMicrophone PreampsEqualizers
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1,025 - 1,056 of 1,321
2X 7Band Car Audio Equalizer with Balanced Headphone Amplifier for Digital Car Stereo
$59.00 Save $30.00 RRP: $89.00
Portable Microphone Amplifier with 3 Outputs, Adjustable Gain, Clear Sound for Live Performance
$26.95 Save $14.00 RRP: $40.95
PT2399 Karaoke Reverb Board with Mic Preamplifier, 7V24V DIY Audio Effects Amplifier
$17.95 Save $9.00 RRP: $26.95
Car Frequency Filter 40W HiFi Sound Treble Divider for Home and Car Loudspeakers, Upgraded Audio Performance
$14.95 Save $8.00 RRP: $22.95
Tube Preamplifier Kit Stereo HiFi DIY Preamp Board with Bile Amp Effect for Audio Enthusiasts
$36.95 Save $17.05 RRP: $54.00
31Band Graphic Equalizer with Dual Channel Audio EQ and Precise Frequency Control for Home and Studio
$229.00 Save $110.00 RRP: $339.00
Preamplifier Board With Volume Tone Control, Treble Midrange EQ, Finished Board, Dual 12V18V AC
$15.95 Save $8.00 RRP: $23.95
LED Music Analyzer With Clock 24Band DSP, Adjustable Brightness, Dual Power, Car And Home Audio Compatible
$74.00 Save $35.00 RRP: $109.00
Electric Microphone Amplifier Module with Pre-Amplifier, High Sensitivity Sound Sensor, Noise Reduction for Recording and Speech Recognition
$14.95 Save $8.00 RRP: $22.95
HiFi Stereo Preamplifier Frequency Balance And Bass Potentiometer Separation Volume And Tone Control Board
$19.95 Save $10.00 RRP: $29.95
Microphone Module Sensitivity Audio Amplifier 20dB Gain Low Noise 3.3V/5V DC
$14.95 Save $8.00 RRP: $22.95
22Band Professional Audio Equalizer with DualChannel Stereo Graphic Control and Noise Reduction
$309.00 Save $150.00 RRP: $459.00
Tone Board Preamp With Treble Volume Adjustment PreAmplifier Tone Controller For Amplifier Board
$14.95 Save $8.00 RRP: $22.95
Amplifier Preamp Preamplifier Volume Tone Control Finished Board Treble Midrange EQ DIY Dual AC 12V 18V PCB Kit
$26.95 Save $14.00 RRP: $40.95
Microphone Preamp with 28dB Gain Boost, Low Noise Dynamic Mic Amplifier for Passive Ribbon Mics
$59.00 Save $30.00 RRP: $89.00
Microphone Module Sensitivity, 20 dB Gain, Low Noise Audio Amplifier, DC 3.3V/5V, Arduino Compatible
$14.95 Save $8.00 RRP: $22.95
Microphone Amplifier Module Small Signal Amplification Circuit Module 3.5mm Interface Compact Size
$15.95 Save $8.00 RRP: $23.95
Microphone Preamplifier with 20dB Balanced Gain and 48V Phantom Power for Dynamic and Condenser Mics
$54.00 Save $30.00 RRP: $84.00
Tone Board Preamp For Amplifier Board With Treble Control And Volume Adjustment
$14.95 Save $8.00 RRP: $22.95
Microphone Amplifier Module MIC Preamplifier For Audio Projects AGC Microphone Preamplifier Arduino Compatible
$14.95 Save $8.00 RRP: $22.95
MAX4466 Electret Microphone Amplifier Sensor Adjustable Gain for Arduino Projects, High Sensitivity, Low Noise
$14.95 Save $8.00 RRP: $22.95
Record Player Preamplifier Vinyl Turntable Amplifier Volume Control Preamplifier UK Plug
$32.95 Save $17.00 RRP: $49.95
Preamp Board Dual OpAmp Preamplifier With Volume Control And Tone Control, Stereo Hifi
$14.95 Save $8.00 RRP: $22.95
10MHz Audio External Clock Source Module, Low Phase Noise, Constant Temperature, Professional Audio Clock System
$104.00 Save $55.00 RRP: $159.00
6J1 HiFi DIY Tube Preamplifier Kit, Triode Vacuum Tube Module With Amp Effect For Audio Enthusiasts
$28.95 Save $15.00 RRP: $43.95
Preamplifier 2Channel Stereo Preamplifier Board DC 1230V Module Kit
$14.95 Save $8.00 RRP: $22.95
MIC1000 Sensitivity Sound Port Amplifier For Mobile Devices 3.5mm Condenser Mics Miniature Mic Amplifier
$23.95 Save $12.00 RRP: $35.95
LED Music Analyzer With DSP, 20 Segment Display, 15 Levels, Adjustable Brightness, Dual Power, Car And Home Use, Black
$64.00 Save $35.00 RRP: $99.00
Microphone Amplifier Gain 1000x Stereo TwoChannel PreAmplifier Board For Audio Signal
$24.95 Save $12.00 RRP: $36.95
Tone Board Preamp For Amplifier Board With Treble Bass Volume Control And PreAmplifier Tone Controller
$14.95 Save $8.00 RRP: $22.95
Speaker 2 Way Audio Board Frequency Divider 120W Bookshelf HiFi DIY Crossover
$17.95 Save $8.00 RRP: $25.95
Mini Voice Changer Sound Card Portable Handheld Voice Changer, 7 Sound Effects, For Gaming And Recording, Phone Calls
$40.95 Save $23.05 RRP: $64.00