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?
 Shop 25K+ Holiday Deals up to 50% off or Call 888-688-0208 or chat for more deals 25K+ Holiday Deals up to 50% 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

(1596 Items)
Clear All
Used Warm Audio bus-comp Compressor
Used Warm Audio bus-comp Compressor
Product Price  $524.99
Good Condition
Used Universal Audio LA610 Channel Strip
Used Universal Audio LA610 Channel Strip
Product Price  $999.99
Good Condition
Used 2015 Universal Audio UA-S610 Microphone Preamp
Used 2015 Universal Audio UA-S610 Microphone Preamp
Product Price  $1,199.99
Good Condition
Used Behringer MDX1400 Compressor
Used Behringer MDX1400 Compressor
Product Price  $49.99
Good Condition
Used Art TUBE MP STUDIO Microphone Preamp
Used Art TUBE MP STUDIO Microphone Preamp
Product Price  $59.99
Good Condition
Used Art USB DUAL PRE Microphone Preamp
Used Art USB DUAL PRE Microphone Preamp
Product Price  $69.99
Good Condition
Used Harman 234s Crossover Crossover
Used Harman 234s Crossover Crossover
Product Price  $259.99
Good Condition
Used Eastern Acoustic Works MX800i Compressor
Used Eastern Acoustic Works MX800i Compressor
Product Price  $269.99
Good Condition
Used PreSonus TUBEPRE V2 Microphone Preamp
Used PreSonus TUBEPRE V2 Microphone Preamp
Product Price  $94.99
Good Condition
Used Washburn weq-15s Equalizer
Used Washburn weq-15s Equalizer
Product Price  $49.99
Good Condition
Used Black Lion Audio BLUEY F.E.T LIMITING AMPLIFIER Compressor
Used Black Lion Audio BLUEY F.E.T LIMITING AMPLIFIER...
Product Price  $649.99
Good Condition
Used Radial Engineering J48 Phantom Powered Active Direct Box
Used Radial Engineering J48 Phantom Powered Active Direct...
Product Price  $169.99
Good Condition
Used Behringer MDX1400 Compressor
Used Behringer MDX1400 Compressor
Product Price  $49.99
Good Condition
Used MOTU TRAVELER Microphone Preamp
Used MOTU TRAVELER Microphone Preamp
Product Price  $324.99
Good Condition
Used DAS AUDIO OF AMERICA DSP-2060A Equalizer
Used DAS AUDIO OF AMERICA DSP-2060A Equalizer
Product Price  $2,599.99
Good Condition
Used Chameleon Labs 7721 VCA Compressor
Used Chameleon Labs 7721 VCA Compressor
Product Price  $799.99
Good Condition
Used Doepfer DARK ENERGY 2 Multi Effects Processor
Used Doepfer DARK ENERGY 2 Multi Effects Processor
Product Price  $549.99
Good Condition
Used Behringer Intelligate XR2000 Exciter
Used Behringer Intelligate XR2000 Exciter
Product Price  $59.99
Good Condition
Used TASCAM RC3F Exciter
Used TASCAM RC3F Exciter
Product Price  $49.99
Good Condition
Used Avalon VT747SP Pure Class A Vacuum Tube Channel Strip
Used Avalon VT747SP Pure Class A Vacuum Tube Channel Strip
Product Price  $1,699.99
Good Condition
Used Tube Pac professional tube preamplifier & compressor Compressor
Used Tube Pac professional tube preamplifier & compressor...
Product Price  $124.99
Good Condition
Used Mooer PRIME P1 Multi Effects Processor
Used Mooer PRIME P1 Multi Effects Processor
Product Price  $69.99
Good Condition
Used Art MR-1 Effects Processor
Used Art MR-1 Effects Processor
Product Price  $44.99
Good Condition
Used 1970s Valley People 610 Compressor
Used 1970s Valley People 610 Compressor
Product Price  $1,079.99
Good Condition
Used Hughes & Kettner Red Box 5 Direct Box
Used Hughes & Kettner Red Box 5 Direct Box
Product Price  $149.99
Good Condition
Used TEAC PB-64 Patch Bay
Used TEAC PB-64 Patch Bay
Product Price  $49.99
Good Condition
Used Cloud Cloudlifter CL-1 Microphone Preamp
Used Cloud Cloudlifter CL-1 Microphone Preamp
Product Price  $99.99
Good Condition
Used PreSonus TUBEPRE V1 Microphone Preamp
Used PreSonus TUBEPRE V1 Microphone Preamp
Product Price  $94.99
Good Condition
Used DigiTech GSP 2101 Studio Tube Multi Effects Processor
Used DigiTech GSP 2101 Studio Tube Multi Effects Processor
Product Price  $349.99
Good Condition
Used Symetrix 488 dyna-squeeze Compressor
Used Symetrix 488 dyna-squeeze Compressor
Product Price  $199.99
Good Condition
Used Symetrix 488 Dyna Squeeze Compressor
Used Symetrix 488 Dyna Squeeze Compressor
Product Price  $199.99
Good Condition
Used BOSS CL-50 Compressor
Used BOSS CL-50 Compressor
Product Price  $199.99
Good Condition
Used Avalon VT737SP Class A Mono Tube Microphone Preamp
Used Avalon VT737SP Class A Mono Tube Microphone Preamp
Product Price  $2,399.99
Good Condition
Used Behringer MDX4400 Compressor
Used Behringer MDX4400 Compressor
Product Price  $79.99
Good Condition
Used Zoom 9120 Compressor
Used Zoom 9120 Compressor
Product Price  $179.99
Good Condition
Used Sm Pro Audio PR8 Vocal Processor
Used Sm Pro Audio PR8 Vocal Processor
Product Price  $89.99
Good Condition
Used Parasound ACM2500
Used Parasound ACM2500
Product Price  $49.99
Good Condition
Used Art StudioV3 Microphone Preamp
Used Art StudioV3 Microphone Preamp
Product Price  $119.99
Good Condition
Used Xta Electronics GQ600 GRAPHIC EQ Equalizer
Used Xta Electronics GQ600 GRAPHIC EQ Equalizer
Product Price  $299.99
Good Condition
Used Xta Electronics GQ600 GRAPHIC EQ Equalizer
Used Xta Electronics GQ600 GRAPHIC EQ Equalizer
Product Price  $299.99
Good Condition
Used Nady GEQ 131 Equalizer
Used Nady GEQ 131 Equalizer
Product Price  $74.99
Good Condition
Used Golden Age Project 1073 revive audio modified pic prepackage with power supply Microphone Preamp
Used Golden Age Project 1073 revive audio modified pic...
Product Price  $1,399.99
Good Condition
Used Drawmer REVIVE AUDIO MODIFIED DL441 Compressor
Used Drawmer REVIVE AUDIO MODIFIED DL441 Compressor
Product Price  $899.99
Good Condition
Used Focusrite OCTOPRE Microphone Preamp
Used Focusrite OCTOPRE Microphone Preamp
Product Price  $599.99
Good Condition
Used Rane 216s Signal Processor
Used Rane 216s Signal Processor
Product Price  $49.99
Good Condition
Used Rane ME 60 Equalizer
Used Rane ME 60 Equalizer
Product Price  $99.99
Good Condition
Used Line 6 POD HD PRO Multi Effects Processor
Used Line 6 POD HD PRO Multi Effects Processor
Product Price  $249.99
Good Condition
Used BBE MaxCom Dual-Channel Compressor
Used BBE MaxCom Dual-Channel Compressor
Product Price  $129.99
Good Condition
Used Art 351EQ Channel Strip
Used Art 351EQ Channel Strip
Product Price  $49.99
Good Condition
Used Sabine FBX 2020 Exciter
Used Sabine FBX 2020 Exciter
Product Price  $99.99
Good Condition
Used Juice Goose 8.0 Power Conditioner
Used Juice Goose 8.0 Power Conditioner
Product Price  $59.99
Good Condition
Used Gem Sound GL-99 Channel Strip
Used Gem Sound GL-99 Channel Strip
Product Price  $49.99
Good Condition
Used Positive Grid Bias Rack Processor Signal Processor
Used Positive Grid Bias Rack Processor Signal Processor
Product Price  $349.99
Good Condition
Used Radial Engineering X Amp Exciter
Used Radial Engineering X Amp Exciter
Product Price  $129.99
Good Condition
Used Behringer ULTRA-G Direct Box
Used Behringer ULTRA-G Direct Box
Product Price  $39.99
Good Condition
Used Focusrite MH445 Liquid Channel Channel Strip
Used Focusrite MH445 Liquid Channel Channel Strip
Product Price  $799.99
Good Condition
Used Studio Technologies STUDIO COMM Signal Processor
Used Studio Technologies STUDIO COMM Signal Processor
Product Price  $119.99
$159.99
Good Condition
Used Rockville REQ231 Equalizer
Used Rockville REQ231 Equalizer
Product Price  $174.99
Good Condition
Used TC Electronic G Major Multi Effects Processor
Used TC Electronic G Major Multi Effects Processor
Product Price  $399.99
Good Condition
Used Peavey CEL2A Compressor
Used Peavey CEL2A Compressor
Product Price  $119.99
Good Condition