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Shop the best prices on 42,734 great value signal processors. Shopping for signal processors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Viewleaf, Kincjon and more. Buy signal processors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

Effects ProcessorsCrossoversMicrophone PreampsPhono PreampsEqualizers
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1,697 - 1,728 of 3,200
EJLIFE PP500 Phono Preamp - 68dBu Output Level, XRCA Input, Volume Control, Black, Suitable for Turntables
From £45.95
Tone Board Passive Low Voltage Amplifier Boards With MCU Stability For DIY Speaker Control Audio Adjustment
From £11.95
Preamplifier Board 2Channel Stereo Wide PreAmplifier Module DC1230V Preamplifier Kits
From £11.95
ME1 Portable Mic Amplifier Module, Adjustable Gain 020dB, Dual Outputs, 10Hour Runtime, Instrument Electret Mics
From £20.95
Dynamic Microphone Capacitor Amplifier Circuit Module for Small Signal Boost, 3.5mm Jack, Compact Design, High Compatibility
From £14.95
MAX4466 Electret Microphone Amplifier Sensor with Adjustable Gain, Low Noise, PCB Mount, Ideal for Audio Projects
From £11.95
MAX4466 Electret Microphone Amplifier Sensor With Adjustable Gain Preamplifier Module
From £11.95
Dual Power CD2399 Microphone Reverb Board with Karaoke Delay Effects AC12V Amplifier Module
From £34.95
Car Audio Equalizer 7Band EQ with Headphone Amp 2Channel Mixer for Fidelity Sound
From £31.95
Dual Channel 31Band Graphic Equalizer with Precise Frequency Control for DJ, Studio and Home
From £624.00
22 Band Dual Channel Graphic Audio Equalizer with 10 Presets for Home and Studio
From £149.00
LED Music Spectrum Display RGB Audio Level Analyzer with Clock Function and Dual Mode Control 210mm
From £34.95
A902 Operational Amplifier Module Performance Chip Low Noise Output Drive Preamplifier Tone Board
From £11.95
7Band Car Audio Equalizer with Gain Amplifier and Adjustable Headphone Output for Stereo
From £31.95
SSB Noise Reducer Digital Audio Filter with Builtin Speaker, TypeC Powered, 3.5mm Input
From £139.00
Tube Preamp Amplifier Board with Valve Buffer for DIY Audio Mixer and Music Enthusiasts
From £23.95
HiFi Stereo Preamplifier Tone Board Treble Mediant Bass Control Volume Dual 12V18V AC
From £13.95
Audio Level Bar Display Analyzer LED Spectrum Indicator SixLevel Sensitivity Dual Animation Modes For Car And Studio
From £209.00
Audio Spectrum Analyzer Music Spectrum Light 20Band LED Dual Channel Accuracy for Car and Home
From £74.00
Audio DSP Module Digital Reverb Board with USB Tuning Karaoke Mixer Effects DC1218V
From £34.95
7 Band Audio Equalizer Dual Channel Digital Stereo with 3.5mm Interface Bass for Car and Headphones
From £35.95
7 Band Car Audio Equalizer with Dual Channel Output and Bass Control for Car Stereo
From £37.95
7 Band Graphic Equalizer Dual Channel Audio Equalizer with 12dB Bass Adjustment and 3.5mm Interface
From £35.95
Tone Card Preamp With Treble Bass Preamp Card For Audio Equipment
From £13.95
Stereo Electronic Tube Preamplifier Board Preamp Module With Amp Effect For Analog HiFi Equipment DIY Projects
From £33.95
31Band Digital Equalizer, Stereo Graphic EQ, LED Spectrum, Remote Control, 12 Presets, Rackmount Processor
From £229.00
Voice Changer for Adults, Portable Voice Disguiser, USB Sound Card With 8 Effects, for Mobile, Computer, Tablet
From £29.95
200W 4 Way Crossover For Audio Speaker, Dual Bass, Midrange And Treble Frequency Divider, KTV Professional Crossover
From £94.00
Studio Mic Gain Preamp With Foam Pads For Stability During Use In Studio Recording
From £29.95
Phono Preamp with MM MC Mode Switching and Professional XLR Output for Turntable Vinyl Player
From £49.00
MM Phono Preamp with Tone Control and Headphone Output for Vinyl Turntables USB Powered
From £109.00
Phono Preamp with 3 Band Audio Equalizer for Turntables USB Powered Bass Mid Treble Control
From £41.95