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Shop the best prices on 1,300 great value signal processors. Shopping for signal processors is easy with Fruugo, with SALE discounts, offers and savings on myVolts, Dophix, TechBrands and more. Buy signal processors online safely with Fruugo, with secure payment and fast shipping to United States.

Effects ProcessorsCrossoversMicrophone PreampsPhono PreampsEqualizers
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1,025 - 1,056 of 1,300
31Band Graphic Equalizer with Dual Channel Audio EQ and Precise Frequency Control for Home and Studio
$269.00 Save $130.00 RRP: $399.00
LED Music Spectrum Indicator RGB VU Meter Audio Level Display Amplifier Board, 12 Dynamic Effects, Black
$59.00 Save $30.00 RRP: $89.00
Professional DJ Equalizer 31Band Graphic EQ Dual Channel Stereo with Low Mid Treble Adjustment
$649.00 Save $325.00 RRP: $974.00
2X 7Band Car Audio Equalizer with Balanced Headphone Amplifier for Digital Car Stereo
$74.00 Save $45.00 RRP: $119.00
9 Band Graphic Equalizer Stereo Audio Equalizer with Dual Subwoofer Output and CD Aux Inputs
$139.00 Save $70.00 RRP: $209.00
Tube Preamplifier Kit Stereo HiFi DIY Preamp Board with Bile Amp Effect for Audio Enthusiasts
$59.00 Save $30.00 RRP: $89.00
7 Band Audio Equalizer with Bass Adjustment, Dual Interface Stereo Equalizer for Home and Car
$44.95 Save $24.05 RRP: $69.00
Record Player Preamplifier with Turntable Volume Control for Vinyl Audio System UK Plug
$32.95 Save $17.00 RRP: $49.95
Professional Dual Channel 15Band Stereo Graphic Equalizer with Independent Low Mid Treble Control for Home DJ Studio
$624.00 Save $300.00 RRP: $924.00
3.5mm Condenser Microphone Amplifier with Audio Dynamics and Headphone Output MA2S
$32.95 Save $17.00 RRP: $49.95
Stereo Audio Equalizer with Bass Mid Treble Control, USB Powered RCA Connectivity, Volume Balance Adjustment
$84.00 Save $45.00 RRP: $129.00
Microphone Preamplifier with 20dB Balanced Gain and 48V Phantom Power for Dynamic and Condenser Mics
$54.00 Save $30.00 RRP: $84.00
PT2399 Karaoke Reverb Board with Mic Preamplifier, 7V24V DIY Audio Effects Amplifier
$41.95 Save $22.05 RRP: $64.00
Phono Preamp with Headphone Amplifier for Turntable Vinyl Record Player Mini Stereo HiFi Box
$37.95 Save $21.05 RRP: $59.00
22Band Professional Audio Equalizer with DualChannel Stereo Graphic Control and Noise Reduction
$309.00 Save $150.00 RRP: $459.00
Record Player Preamplifier Vinyl Turntable Amplifier With Volume Control UK Plug Ref: 7622
$32.95 Save $17.00 RRP: $49.95
Preamplifier 2Channel Stereo Preamplifier Board DC 1230V Module Kit
$17.95 Save $9.00 RRP: $26.95
Preamp Amplifier Board Headphone Preamplifier DIY Audio Kit Tube Preamplifier
$35.95 Save $18.05 RRP: $54.00
Record Player Preamplifier, Vinyl Turntable Amplifier, Turntable Volume Control, UK Plug Ref: 3654
$32.95 Save $17.00 RRP: $49.95
LED Music Analyzer With Clock 24Band DSP, Adjustable Brightness, Dual Power, Car And Home Audio Compatible
$74.00 Save $35.00 RRP: $109.00
Advanced Auditory Isolation Module for Ground Noise Elimination in Professional Audio Applications, High-Performance Specifications
$22.95 Save $12.00 RRP: $34.95
MAX4466 Electret Microphone Amplifier Sensor Adjustable Gain for Arduino Projects, High Sensitivity, Low Noise
$14.95 Save $8.00 RRP: $22.95
7 Band Graphic Audio Equalizer with Headphone Amplifier for Home Stereo Recording and Podcasting
$47.95 Save $26.05 RRP: $74.00
7 Band Audio Equalizer with Amplifier, Precise 12dB Bass Control, Dual Channel, 3.5mm Input
$54.00 Save $30.00 RRP: $84.00
XHA902 Preamplifier Board 2Channel Stereo Module Wide DC1230V Preamplifier Kits
$16.95 Save $9.00 RRP: $25.95
Car Frequency Filter 40W HiFi Sound Treble Divider for Home and Car Loudspeakers, Upgraded Audio Performance
$17.95 Save $9.00 RRP: $26.95
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
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
LED Music Analyzer With DSP, 20 Segment Display, 15 Levels, Adjustable Brightness, Dual Power, Car And Home Use, Black
$74.00 Save $35.00 RRP: $109.00
6X Audio Stereo Isolator Ground Loop Suppressor Noise Isolation Interference Filter For Audio Equipment
$16.95 Save $9.00 RRP: $25.95
HiFi Stereo Preamplifier Frequency Balance And Bass Potentiometer Separation Volume And Tone Control Board
$26.95 Save $14.00 RRP: $40.95
Dual Tone Stereo Preamplifier Board For Audio HiFi Systems, Equalizer, Treble Control, DIY Preamplifier Module
$22.95 Save $12.00 RRP: $34.95