Why Shop With Us?

Free Shipping

Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).

Orders placed before 3 p.m. ET usually ship the same business day.

Learn More

2-Year Free Warranty on Guitars

Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.

Contact Us for Details

We're Here for You

Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.

Contact Us

Contact Us

Call Now
800-449-9128

Hablamos Español

866.226.2919

Let's Chat
Live Chat

Hours:

MON - FRI 6 AM – 7 PM PT

SAT 7 AM – 6 PM PT

SUN 8 AM – 5 PM PT

Track your order Returns FAQs Make a Card Payment
Empty Cart Icon

Your Cart Is Empty

Sign In < Continue Shopping
Why Shop With Us?
 Outlet Sale - Up to 60% Off Top Brands - Shop Now. Call 888-688-0208 or chat for exclusive savings. Outlet Sale - Up to 60% Off - Shop Now
RewardsBlogHelp

Contact Us

800-449-9128
Cart
Back
Shop by Category
Hot Deals

Help | Call or Chat

 Track your orderReturnsFAQsMake a card paymentWhy shop with us? RewardsBlogHelp
Home Pro Audio Signal Processors Used Signal Processors

Used Signal Processors

(1779 Items)
Clear All
Used Universal Audio LA610 MKII Channel Strip
Used Universal Audio LA610 MKII Channel Strip
Product Price  $1,249.99
Excellent Condition
Used Heritage Audio Tubesessor Compressor Compressor
Used Heritage Audio Tubesessor Compressor Compressor
Product Price  $1,589.99
Excellent Condition
Used Electro-Harmonix Voicebox Vocal Harmony Vocoder Vocal Processor
Used Electro-Harmonix Voicebox Vocal Harmony Vocoder Vocal...
Product Price  $184.99
Excellent Condition
Used Cloud Cloudlifter CL-1 Microphone Preamp
Used Cloud Cloudlifter CL-1 Microphone Preamp
Product Price  $104.99
Excellent Condition
Used Universal Audio LA610 Channel Strip
Used Universal Audio LA610 Channel Strip
Product Price  $1,299.99
Excellent Condition
Used Antelope Audio OCX HD MASTER CLOCK Digital Clock
Used Antelope Audio OCX HD MASTER CLOCK Digital Clock
Product Price  $1,499.99
Excellent Condition
Used Avalon Avalon VT-737sp Gold 40th Anniversary Limited Edition Microphone Preamp
Used Avalon Avalon VT-737sp Gold 40th Anniversary Limited...
Product Price  $3,699.99
Excellent Condition
Used 2010s Focusrite Liquid Mix 16 Compressor
Used 2010s Focusrite Liquid Mix 16 Compressor
Product Price  $99.99
Excellent Condition
Used Art T8 PATCH BAY Patch Bay
Used Art T8 PATCH BAY Patch Bay
Product Price  $149.99
Excellent Condition
Used PreSonus Monitor Station V2 Exciter
Used PreSonus Monitor Station V2 Exciter
Product Price  $199.99
Excellent Condition
Used dbx 223XS Stereo 2-Way/Mono 3-Way Crossover
Used dbx 223XS Stereo 2-Way/Mono 3-Way Crossover
Product Price  $229.99
Excellent Condition
Used Warm Audio EQP-WA Equalizer
Used Warm Audio EQP-WA Equalizer
Product Price  $599.99
Excellent Condition
Used Klark Teknik CM-2 Microphone Preamp
Used Klark Teknik CM-2 Microphone Preamp
Product Price  $24.99
Excellent Condition
Used Tk-lizer 2 EQ Equalizer
Used Tk-lizer 2 EQ Equalizer
Product Price  $1,449.99
Excellent Condition
Used Shadow Hills Industries MASTERING COMPRESSOR Compressor
Used Shadow Hills Industries MASTERING COMPRESSOR...
Product Price  $8,999.99
Excellent Condition
Used Art S8 Signal Processor
Used Art S8 Signal Processor
Product Price  $324.99
Excellent Condition
Used Art S8 Signal Processor
Used Art S8 Signal Processor
Product Price  $325.99
Excellent Condition
Used Phoenix Audio DRS-1R 500 Rack Equipment
Used Phoenix Audio DRS-1R 500 Rack Equipment
Product Price  $579.99
Excellent Condition
Used Lindell Audio LIN76 Compressor
Used Lindell Audio LIN76 Compressor
Product Price  $299.99
Excellent Condition
Used Warm ACTIVE DIRECT BOX Direct Box
Used Warm ACTIVE DIRECT BOX Direct Box
Product Price  $124.99
Excellent Condition
Used Solid State Logic Fusion Analog Multi Effects Processor
Used Solid State Logic Fusion Analog Multi Effects...
Product Price  $1,999.99
Excellent Condition
Used Solid State Logic ULTRAVIOLET 500 Equalizer
Used Solid State Logic ULTRAVIOLET 500 Equalizer
Product Price  $599.99
Excellent Condition
Used 2020s Soundtools CAT BOX MX Signal Processor
Used 2020s Soundtools CAT BOX MX Signal Processor
Product Price  $99.99
Excellent Condition
Used 2020s Soundtools CAT BOX MX Signal Processor
Used 2020s Soundtools CAT BOX MX Signal Processor
Product Price  $99.99
Excellent Condition
Used Cloud Cloudlifter CL-1 Microphone Preamp
Used Cloud Cloudlifter CL-1 Microphone Preamp
Product Price  $108.99
Excellent Condition
Used Walrus Audio Canvas Stereo Dual Line Isolator/Direct Box Direct Box
Used Walrus Audio Canvas Stereo Dual Line Isolator/Direct...
Product Price  $169.99
Excellent Condition
Used Universal Audio max Compressor
Used Universal Audio max Compressor
Product Price  $299.99
Excellent Condition
Used Nady ADI-1 Direct Box
Used Nady ADI-1 Direct Box
Product Price  $49.99
Excellent Condition
Used Trident Audio 80B-EQ Rack Equipment
Used Trident Audio 80B-EQ Rack Equipment
Product Price  $349.99
Excellent Condition
Used TC Electronic G MAJOR 2 Multi Effects Processor
Used TC Electronic G MAJOR 2 Multi Effects Processor
Product Price  $499.99
Excellent Condition
Used Avalon VT737SP Class A Mono Tube Microphone Preamp
Used Avalon VT737SP Class A Mono Tube Microphone Preamp
Product Price  $1,999.99
Excellent Condition
Used Union Audio Orbit 6 Exciter
Used Union Audio Orbit 6 Exciter
Product Price  $4,599.99
Excellent Condition
Used 2022 Avalon VT737SP Class A Mono Tube Microphone Preamp
Used 2022 Avalon VT737SP Class A Mono Tube Microphone...
Product Price  $2,599.99
Excellent Condition
Used Behringer ADI21 V-Tone Acoustic Driver Direct Box
Used Behringer ADI21 V-Tone Acoustic Driver Direct Box
Product Price  $39.99
Excellent Condition
Used Cloud Cloudlifter CL-1 Microphone Preamp
Used Cloud Cloudlifter CL-1 Microphone Preamp
Product Price  $104.99
Excellent Condition
Used Warm Audio WA73 EQ Microphone Preamp
Used Warm Audio WA73 EQ Microphone Preamp
Product Price  $689.99
Excellent Condition
Used Universal Audio 710 TWIN-FINITY Microphone Preamp
Used Universal Audio 710 TWIN-FINITY Microphone Preamp
Product Price  $849.99
Excellent Condition
Used Two Notes AUDIO ENGINEERING TORPEDO CAPTOR 16 Direct Box
Used Two Notes AUDIO ENGINEERING TORPEDO CAPTOR 16 Direct...
Product Price  $214.99
Excellent Condition
Used API SR24 Equalizer
Used API SR24 Equalizer
Product Price  $1,049.99
Excellent Condition
Used Acoustic PBISO8 Patch Bay
Used Acoustic PBISO8 Patch Bay
Product Price  $74.99
Excellent Condition
Used Art T8 Signal Processor
Used Art T8 Signal Processor
Product Price  $159.99
Excellent Condition
Used Five Fish SK-1DI Rack Equipment
Used Five Fish SK-1DI Rack Equipment
Product Price  $249.99
Excellent Condition
Used Five Fish SK-1DI Rack Equipment
Used Five Fish SK-1DI Rack Equipment
Product Price  $249.99
Excellent Condition
Used Five Fish SK-1DI Rack Equipment
Used Five Fish SK-1DI Rack Equipment
Product Price  $249.99
Excellent Condition
Used Five Fish SK-1DI Rack Equipment
Used Five Fish SK-1DI Rack Equipment
Product Price  $249.99
Excellent Condition
Used Art S8 Channel Strip
Used Art S8 Channel Strip
Product Price  $309.99
Excellent Condition
Used Jlm Audio Vuppm meter
Used Jlm Audio Vuppm meter
Product Price  $284.99
Excellent Condition
Used Golden Age Project PRE-73 MKIII Microphone Preamp
Used Golden Age Project PRE-73 MKIII Microphone Preamp
Product Price  $299.99
Excellent Condition
Used Dw Fearn VT7 Compressor
Used Dw Fearn VT7 Compressor
Product Price  $6,999.99
Excellent Condition
Used Friedman IR-X Direct Box
Used Friedman IR-X Direct Box
Product Price  $349.99
Excellent Condition
Used Focusrite PLatinum VoiceMaster Pro Vocal Processor
Used Focusrite PLatinum VoiceMaster Pro Vocal Processor
Product Price  $199.99
Excellent Condition
Used Black Lion Audio Auteur MK2 Rack Equipment
Used Black Lion Audio Auteur MK2 Rack Equipment
Product Price  $249.99
Excellent Condition
Used West Hills mp2a Microphone Preamp
Used West Hills mp2a Microphone Preamp
Product Price  $2,399.99
Excellent Condition
Used West Hills hm2 compressor nail Compressor
Used West Hills hm2 compressor nail Compressor
Product Price  $2,199.99
Excellent Condition
Used IK Multimedia ARC Studio Exciter
Used IK Multimedia ARC Studio Exciter
Product Price  $289.99
Excellent Condition
Used TC Electronic M350 Multi Effects Processor
Used TC Electronic M350 Multi Effects Processor
Product Price  $274.99
Excellent Condition
Used Golden Age Project EQ 73 Equalizer
Used Golden Age Project EQ 73 Equalizer
Product Price  $554.99
Excellent Condition
Used Solid State Logic FUSION Channel Strip
Used Solid State Logic FUSION Channel Strip
Product Price  $1,999.99
Excellent Condition
Used Lindell Audio RE-51 Rack Equipment
Used Lindell Audio RE-51 Rack Equipment
Product Price  $429.99
Excellent Condition
Used Cloud Cloudlifter CL-1 Microphone Preamp
Used Cloud Cloudlifter CL-1 Microphone Preamp
Product Price  $99.99
Excellent Condition