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Under $20 Signal Processors

Shop the best prices on 2,190 great value under $20 signal processors. Shopping for signal processors is easy with Fruugo, with SALE discounts, offers and savings on Anqing Cheng Bu, Lycxames, Pureliving and more. Buy signal processors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

CrossoversEffects ProcessorsMicrophone PreampsPhono PreampsEqualizers
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1 - 32 of 2,190
High Frequency Speaker Protection Board Professional Anti-Burn Bass Protector Crossover Tweeter Protection Board DC44
$14.95 Save $9.00 RRP: $23.95
80W 2 Way/3 Way Audio Speaker Crossover Treble Bass Filter Frequency Divider
$20.95
5 Way Right Angle Pedal Power Daisy Chain Cable for Guitars and Basses Effect Pedals
$8.95 Save $65.05 RRP: $74.00
Guitar Nail Caps Effects Pedal Footswitch Topper Guitar Effect Foot Nail Caps
$3.95 Save $70.05 RRP: $74.00
Aluminum Box DIY Guitar Pedal Kit Guitar Pedal Enclosure Stomp Box Case Effector Box
$14.95 Save $64.05 RRP: $79.00
5PCS 6.35mm Interface Effect Pedal Connector Cable Adapter Jack Pedal Board Instrument Connector Accessories for Electric Guitar Silver
$13.95 Save $60.05 RRP: $74.00
Metal Guitar Pedal Coupler Double Head Guitar Effect Supply Effector Pedal Adapter
$6.95 Save $62.05 RRP: $69.00
1590a Aluminum Guitar Effects Pedal Enclosure 92x38x31mm Unfinished Diecast Stomp Box For Guitar Effects
$19.95
25 Kg Digital Update Servo High Torque Full Metal Gear Waterproof For Rc Model Diy Digital Servo Motor , Control Angle 270
$16.95
Ktv Stage Professional Speaker Crossover Triple Crossover Crossov High Middle Low Crossover Crossover Module,a
$17.95
DIY Pure Tweeter Crossover 80W High-Fidelity Car Audio Treble Crossover Ideal for DIY Home & Stage Audio Systems
$19.95 Save $11.00 RRP: $30.95
120w 2-way Audio Speaker Frequency Divider 20khz Treble And Bass Frequency Divider Hifi High-fidelity Crossover Filter
$20.95
MAX9814 Microphone Amplifier Module MIC Microphone Sound Amplification for Audio Projects and Sound Systems
$12.95 Save $5.00 RRP: $17.95
150w Multi Speaker Audio Frequency Divider 3 Way Crossover Filters Acoustic Components
$8.95 Save $4.00 RRP: $12.95
Mini 48V Dynamic Microphone Preamp Single Channel Activator,C
$19.95
For HiFi High Fidelity Home Speaker Crossover 3-Way Frequency Divider for Audio System
$14.95 Save $8.00 RRP: $22.95
6PCS Guitar Effects Connection Cable Different Colors High Fidelity Noise Reduction Effect Pedal Cable Set
$15.95 Save $10.00 RRP: $25.95
1Pc Aluminum Stomp Box Effects 1590A Style Pedal Enclosure FOR Guitar
$12.95 Save $1.00 RRP: $13.95
200W 3 Way High Speaker Frequency Divider, DIY Speaker Crossover
$15.95 Save $1.00 RRP: $16.95
2X Frequency Divider Hi-Fi Audio TREBLE BASS Speaker Frequency Divider Stereo Crossover Filters for 2-16Ohm Speaker
$21.95 Save $13.00 RRP: $34.95
3X 60W 2 Way Audio Speaker Frequency Divider Treble Bass TWS 2 Unit Crossover Accessory
$19.95 Save $12.00 RRP: $31.95
2X NE5532 Preamplifier Board Vinyl Record Player MM MC Phono Preamplifier Preamp Board NE5532 OP Amp Dual AC 5-16V
$20.95 Save $12.00 RRP: $32.95
Guitar Effects 3PDT 9-Pin Latching Stomp Pedal Footswitch Foot Switch Blue
$9.95 Save $3.00 RRP: $12.95
Guitar Accessories Effects Pedal Connector Plug Series PC-Z Pedal Connector
$18.95
5X -MAX4466 Electret Microphone Amplifier Sensor with Adjustable Gain
$17.95
For Aurelia Speaker 2-Way Crossover 200W Multi-Function Portable High-End Audio Dedicated Crossover
$20.95
Car Audio High to Low Line Out Converter
$14.95
10Pieces Premium Round Bobbin Wire Coil Frames Speaker Crossover Coil Inductance Skeleton Audio DIY Accessories
$21.95
1-Way Speaker Audio Frequency Divider 65-1000Hz 120W HiFi Crossover
$15.95
80W Audio Speaker Crossover High Low Two-Way Audio Crossover Home Speakers Filter for Center Bookshelf Speaker
$17.95
WEAH 5 Way 250W Crossover Filter Frequency Divider Four High One Low HiFi Filter Module Board for High Fidelity
$20.95 Save $11.00 RRP: $31.95
Guitar Effects 9-Pin Latching Pedal Footswitch Foot Switch Blue
$9.95 Save $4.00 RRP: $13.95