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Shop the best prices on 1,397 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.

CrossoversEffects ProcessorsPhono PreampsMicrophone PreampsEqualizers
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1,345 - 1,376 of 1,397
Microphone Amplifier Gain 1000x Stereo TwoChannel PreAmplifier Board For Audio Signal
$24.95 Save $12.00 RRP: $36.95
Aluminum Alloy Sound Preamplifier DC512V Portable Mic Preamp 75X Gain For Streaming And Live Recordings
$27.95 Save $13.00 RRP: $40.95
Professional DJ Equalizer 31Band Graphic EQ Dual Channel Stereo with Low Mid Treble Adjustment
$209.00 Save $100.00 RRP: $309.00
2X 7Band Car Audio Equalizer with Balanced Headphone Amplifier for Digital Car Stereo
$64.00 Save $30.00 RRP: $94.00
31Band Audio Equalizer Home Studio, Recording Studio, Stereo Graphic, LED Spectrum Analyzer, Noise Reduction
$189.00 Save $90.00 RRP: $279.00
Microphone Module Sensitivity, 20 dB Gain, Low Noise Audio Amplifier, DC 3.3V/5V, Arduino Compatible
$15.95 Save $7.00 RRP: $22.95
Audio DSP Noise Reducer For Ham Radio DNR Digital Filter Digital Audio Processor
$119.00 Save $60.00 RRP: $179.00
Microphone Module Sensitivity Audio Amplifier 20dB Gain Low Noise 3.3V/5V DC
$15.95 Save $7.00 RRP: $22.95
2pcs NE5532 Audio Preamp Module Low Noise Stereo Preamplifier Board Wide Voltage DC1230V
$15.95 Save $7.00 RRP: $22.95
Car Frequency Filter 40W HiFi Sound Treble Divider for Home and Car Loudspeakers, Upgraded Audio Performance
$15.95 Save $7.00 RRP: $22.95
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
Microphone Preamp with 60dB Adjustable Gain and 48V Phantom Power, 3Channel XLR 6.35mm 3.5mm Inputs for Dynamic and Condenser Mics
$69.00 Save $35.00 RRP: $104.00
31Band Graphic Equalizer with Dual Channel Audio EQ and Precise Frequency Control for Home and Studio
$229.00 Save $120.00 RRP: $349.00
XHA902 Preamplifier Board 2Channel Stereo Module Wide DC1230V Preamplifier Kits
$15.95 Save $7.00 RRP: $22.95
HiFi Sound Speaker Crossover For HiFi Sound System, 2Way Treble/Bass Frequency Splitter, 450W
$22.95 Save $11.00 RRP: $33.95
PT2399 Karaoke Reverb Board with Mic Preamplifier, 7V24V DIY Audio Effects Amplifier
$17.95 Save $9.00 RRP: $26.95
3.5mm Condenser Microphone Amplifier with Audio Dynamics and Headphone Output MA2S
$25.95 Save $13.00 RRP: $38.95
Record Player Preamplifier Vinyl Turntable Amplifier Volume Control Preamplifier UK Plug
$33.95 Save $16.00 RRP: $49.95
Amplifier Preamp Preamplifier Volume Tone Control Finished Board Treble Midrange EQ DIY Dual AC 12V 18V PCB Kit
$27.95 Save $13.00 RRP: $40.95
Record Player Preamplifier Vinyl Turntable Amplifier With Volume Control UK Plug
$28.95 Save $15.00 RRP: $43.95
Preamplifier Board With Volume Tone Control, Treble Midrange EQ, Finished Board, Dual 12V18V AC
$16.95 Save $8.00 RRP: $24.95
MX2 Preamplifier For Dynamic And Ribbon Microphones, Studio Or Home Recording, Livestream, Broadcast Or Podcast
$39.95 Save $19.05 RRP: $59.00
Advanced Auditory Isolation Module for Ground Noise Elimination in Professional Audio Applications, High-Performance Specifications
$17.95 Save $9.00 RRP: $26.95
Dual Tone Stereo Preamplifier Board For Audio HiFi Systems, Equalizer, Treble Control, DIY Preamplifier Module
$17.95 Save $9.00 RRP: $26.95
Phono Preamp with Headphone Amplifier for Turntable Vinyl Record Player Mini Stereo HiFi Box
$28.95 Save $15.00 RRP: $43.95
HiFi Stereo Preamplifier Frequency Balance And Bass Potentiometer Separation Volume And Tone Control Board
$19.95 Save $10.00 RRP: $29.95
Microphone Preamp Stereo Sound Amplifier with Separate Mic and Music Outputs Aluminum Alloy Black
$33.95 Save $16.00 RRP: $49.95
Auto Gain Control Microphone Module 50dB60dB Adjustable Gain For Auditory Projects Low Distortion Circuits
$15.95 Save $7.00 RRP: $22.95
7 Band Audio Equalizer with Bass Adjustment, Dual Interface Stereo Equalizer for Home and Car
$34.95 Save $17.00 RRP: $51.95
Stereo Tape 2Channel Analog Sound Preamp Deck Head For Recording And Playback
$104.00 Save $55.00 RRP: $159.00
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
Microphone Preamplifier with 20dB Balanced Gain and 48V Phantom Power for Dynamic and Condenser Mics
$54.00 Save $30.00 RRP: $84.00