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Shop the best prices on 42,563 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 Ireland.

Effects ProcessorsCrossoversMicrophone PreampsPhono PreampsEqualizers
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2,977 - 3,008 of 3,200
MIC-1000 Microphone Audio Amplifier with 1000x Gain for Stereo Audio Signal Pre-Amplification
From €34.95
9V replacement power supply compatible with Line 6 POD XT Live Effects processor
From €29.95
HiFi EQ665 Audio Equalizer with Dual 10-Band Stereo Tone Control, Balanced Mixer & Preamp
From €159.00
D250X Mini Overdrive Preamp Guitar Effect Pedal with True Bypass Switch
From €26.95
Guitar Effect Pedal 5 Mode Reverb Delay Fx LOOP Distortion Overdrive Guitar Tuning Accessories
From €94.00
ADAU1701 Audio Preamplifier Processor Board 2.1 Channel Volume Control 2-Way Frequency Adjustment Interface Board
From €40.95
2X NJM2150 BBE Tone Board Sound Effect Exciter Improve Treble Bass Amp No Preamplifier Function
From €15.95
Noise Reduction Pedal for Electric Guitar P20250110873
From €33.95
Zinc Alloy Guitar Pedal for Electric Guitar with Blue
From €64.00
2X NE5532 Tone Board Preamp Pre-Amp with Treble Bass Volume Adjustment Pre-Amplifier Tone Controller compatible with Amplifier Board
From €15.95
High quality Preamplifier NE5532 Op adjustable custom three-way crossover treble midrange
From €169.00
Small Volume Pedal Guitar Universal Expression Control Mini Size For Music Performance Practice 15x6.5x6cm 1Pack
From €129.00
2026 Good!! Mini Portable Voice Changer, Voice Disguise, Portable Microphone Voice Changer, Multi-Sound Effects and Languages Sound Card for Recording
From €59.00
2025 - Cloudlifter -1 Microphone Activator - Ultra-Clean Microphone Preamp Gain
From €169.00
2025 Professional Guitar Volume Pedal Volume/Classic Wah Sound Mono/Dual Channel 6.35mm Input/Output Gui
From €104.00
2Pcs PA-2A 2 Ways Speaker Crossover Treble + 450W Pure Bass Subwoofer Frequency Divider Filters DIY
From €33.95
350w 3 Way 3 Speaker Unit Hifi Home Speakers Audio Frequency Divider, Treble Alto Bass Speaker Freq
From €37.95
PP400 Ultra-Compact Phono Preamp Preamplifier with Interface for Turntable Tube Amplifier Speakers EU Plug
From €16.95
2Pcs 150W 3 Way Audio Speaker Crossover Treble + Midrange + Bass Crossover Speakers Filter Frequenc
From €30.95
KTV Stage Professional Speaker Crossover Triple Crossover Crossov High Middle Low Crossover Crossov
From €13.95
Retro Pseudo-Nixie Tube IN9 Electronic Tube Music Spectrum Meter Level Meter Desktop Ornament Pickup Rhythm Light
From €69.00
2 Pcs 130W 200W Speaker Crossover 2 Way High-Low 8 Ohm Frequency Divider for 6 Inch Speaker & for 10 Inch Speaker
From €35.95
MP-300 Professional Audio Exciter Pre-Processor With Bluetooth USB Optical Input For KTV Stage
From €129.00
Electric Guitar Effects Pedal Mini Vintage Overdrive Bass Guitar Pedals Vintage Overdrive
From €26.95
Phono Preamp - Ejlife - Pp500 - 68dbu Output Level - Xrca Input - Volume Control - Black
From €59.00
4 Way Car Speaker 400 Watt 4 Way 4 Ohm Full Range Car Audio Stereo Speaker with Crossover
From €36.95
Black Juice Preamp Guitar Bass Effect Pedal Preamp Overdrive Four Models with True Bypass Guitar Accessories
From €64.00
Guitar Looper Pedal with Drum Machine and Tuner for Recording and Live Performance Electric Guitar Accessories
From €84.00
Pedal Mini Single Guitar Effect Pedal For Electric Guitar Bass True Bypass
From €34.95
Replacement Power Supply 9V for DOD FX7 Effects Processor Compatibility
From €34.95
HiFi EQ665 Audio Equalizer with Dual 10-Band Stereo Tone Control, Balanced Mixer & Preamp
From €149.00
18V myVolts replacement power supply compatible with Pigtronix Infinity Looper Effects pedal
From €10.95