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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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1,249 - 1,280 of 1,300
Car Audio Equalizer 7 Band EQ with Dual Channel Mixer and Adjustable Headphone Amplifier Black
$41.95 Save $22.05 RRP: $64.00
Car Audio Equalizer 7 Band Graphic EQ Dual Channel Bass Boost DC5V12V with 3.5mm
$59.00 Save $25.00 RRP: $84.00
Audio Preamplifier Board with Bass Treble Tone Control and 20cm Extension Cord for DIY Amplifier
$25.95 Save $13.00 RRP: $38.95
31Band Stereo Graphic Equalizer with Dual Channel Precision Control for Home and Studio Audio
$329.00 Save $160.00 RRP: $489.00
Tube Preamplifier Kit with HiFi Bile Amp Effect for DIY Audio Amplifier Projects
$59.00 Save $30.00 RRP: $89.00
SSB Noise Reducer Digital Audio Filter with Builtin Speaker, TypeC Powered, 3.5mm Input
$169.00 Save $90.00 RRP: $259.00
Audio DSP Module Digital Reverb Board with USB Tuning Karaoke Mixer Effects DC1218V
$43.95 Save $25.05 RRP: $69.00
Car Audio Equalizer 7 Band ±12dB Control Aluminum Alloy Stereo with Mic and Headphone Support
$41.95 Save $22.05 RRP: $64.00
22Band Stereo Graphic Equalizer with Dual Channel Precision Control, Noise Reduction, Preset Effects for Studio Recording
$249.00 Save $120.00 RRP: $369.00
SSB Noise Reduction Filter with 10Level Audio Filtering, TypeC Power, BuiltIn Speaker for Ham Radio
$129.00 Save $70.00 RRP: $199.00
Microphone Preamp Mic Gain Booster with 48V Phantom Power for Dynamic and Condenser Mics
$46.95 Save $22.05 RRP: $69.00
A902 Operational Amplifier Module Performance Chip Low Noise Output Drive Preamplifier Tone Board
$14.95 Save $8.00 RRP: $22.95
DIY Audio Preamplifier With Bass Midrange Treble Tone Control, LeftRight Channel Volume Balance, AC 12V/15V
$23.95 Save $12.00 RRP: $35.95
120W Speaker 3Way Audio Frequency Divider Loudspeaker, 3Unit Crossover Filters For Speakers
$20.95 Save $11.00 RRP: $31.95
Tone Card Preamp With Treble Bass Preamp Card For Audio Equipment
$19.95 Save $10.00 RRP: $29.95
Audio Preamplifier With Adjustable Bass Midrange Treble Tone Control And Balanced Stereo Volume Op Amp PCB Board
$23.95 Save $12.00 RRP: $35.95
7 Band Car Audio Equalizer with Dual Channel Output and Bass Control for Car Stereo
$46.95 Save $22.05 RRP: $69.00
Dual Power CD2399 Microphone Reverb Board with Karaoke Delay Effects AC12V Amplifier Module
$43.95 Save $25.05 RRP: $69.00
Dynamic Microphone Capacitor Amplifier Circuit Module for Small Signal Boost, 3.5mm Jack, Compact Design, High Compatibility
$20.95 Save $11.00 RRP: $31.95
Audio Level Bar Display Analyzer LED Spectrum Indicator SixLevel Sensitivity Dual Animation Modes For Car And Studio
$249.00 Save $120.00 RRP: $369.00
200W 4 Way Crossover For Audio Speaker, Dual Bass, Midrange And Treble Frequency Divider, KTV Professional Crossover
$119.00 Save $60.00 RRP: $179.00
Voice Changer for Adults, Portable Voice Disguiser, USB Sound Card With 8 Effects, for Mobile, Computer, Tablet
$43.95 Save $25.05 RRP: $69.00
Dynamic Microphone Amplifier 5V Power Supply Single Channel Omnidirectional For Dynamic Microphones Drop
$23.95 Save $12.00 RRP: $35.95
Tone Board Passive Low Voltage Amplifier Boards With MCU Stability For DIY Speaker Control Audio Adjustment
$14.95 Save $8.00 RRP: $22.95
Studio Mic Gain Preamp With Foam Pads For Stability During Use In Studio Recording
$46.95 Save $22.05 RRP: $69.00
Preamplifier Board 2Channel Stereo Wide PreAmplifier Module DC1230V Preamplifier Kits
$14.95 Save $8.00 RRP: $22.95
Audio Equalizer 22Band Graphic, DualChannel 1U RackMount, 10 Preset Effects, Automatic Noise Reduction, HiFi Tuning
$199.00 Save $100.00 RRP: $299.00
DC5V Portable 3.5mm Mic Amplifier MIC-1000 With ALC Control, 1000x Gain, USB Cable, Black Sound Module for Creators
$32.95 Save $17.00 RRP: $49.95
MIC-1000 High Sensitivity Microphone Preamp Amplifier for Smartphone 3.5mm Port, 1000x Gain Miniature Mic for Live Sound
$32.95 Save $17.00 RRP: $49.95
Record Player Preamplifier Vinyl Turntable Amplifier With Volume Control UK Plug Ref: 9173
$32.95 Save $17.00 RRP: $49.95
Record Player Preamplifier Vinyl Turntable Amplifier With Volume Control UK Plug For Vinyl Records
$32.95 Save $17.00 RRP: $49.95
Mini Stereo Audio Preamplifier 3.5mm Input Output For DVD CD MP3 TV Cell Phones Turntables Guitars
$34.95 Save $19.05 RRP: $54.00