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?
 Used Gear Sale - Take an extra 10% off price dropped gear - Call 888-688-0208 or chat for even more savings! Extra 10% Off Used Price Drops
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

(1604 Items)
Clear All
Manley VOXBOX Combo Voice Processor
Open-Box Manley VOXBOX Combo Voice Processor
0 of 5 stars
(1) Open Box:
$4,839.12
Universal Audio LA-2A Classic Leveling Amplifier
Open-Box Universal Audio LA-2A Classic Leveling Amplifier
5.0 of 5 stars (2)
(1) Open Box:
$4,399.12
API 560 Discrete 10-Band Graphic EQ
Open-Box API 560 Discrete 10-Band Graphic EQ
0 of 5 stars
(1) Open Box:
$875.60
Focusrite ISA Two Classic Dual Mono Transformer-Based Microphone Preamplifier
Open-Box Focusrite ISA Two Classic Dual Mono Transformer-Based...
5.0 of 5 stars (2)
(1) Open Box:
$879.99
Solid State Logic Fusion Analog 2U Stereo Outboard Processor
Open-Box Solid State Logic Fusion Analog 2U Stereo Outboard...
5.0 of 5 stars (1)
(1) Open Box:
$2,375.99
dbx 266xs Compressor/Gate
Open-Box dbx 266xs Compressor/Gate
3.5 of 5 stars (3)
(1) Open Box:
$246.40
Focusrite ISA One Classic Single-Channel Mic Pre
Open-Box Focusrite ISA One Classic Single-Channel Mic Pre
4.5 of 5 stars (15)
(1) Open Box:
$615.99
Zoom V3 Vocal Processor
Open-Box Zoom V3 Vocal Processor
0 of 5 stars
(1) Open Box:
$246.39
American Recorder Technologies Sound Level Meter
Open-Box American Recorder Technologies Sound Level Meter
4.5 of 5 stars (5)
(1) Open Box:
$79.16
TASCAM TA-1VP Vocal Processor With Antares Auto-Tune
Open-Box TASCAM TA-1VP Vocal Processor With Antares Auto-Tune
4.0 of 5 stars (10)
(1) Open Box:
$439.12
Roland AIRA Compact E-4 Voice Tweaker
Open-Box Roland AIRA Compact E-4 Voice Tweaker
5.0 of 5 stars (1)
(1) Open Box:
$237.59
Radial Engineering Catapult 4-channel Cat 5 Audio Snake (TX4 Transmitter Module)
Open-Box Radial Engineering Catapult 4-channel Cat 5 Audio Snake...
0 of 5 stars
(1) Open Box:
$206.79
dbx 131s Single Channel 31-Band Graphic Equalizer
Open-Box dbx 131s Single Channel 31-Band Graphic Equalizer
4.5 of 5 stars (2)
(1) Open Box:
$242.00
PreSonus Studio Channel Tube Channel Strip
Open-Box PreSonus Studio Channel Tube Channel Strip
4.5 of 5 stars (21)
(3) Open Box: from
$279.99
Mackie MDB-USB USB Stereo Direct Box
Open-Box Mackie MDB-USB USB Stereo Direct Box
0 of 5 stars
(1) Open Box:
$158.39
Nady CX-22SW 2-Way Stereo Crossover
Open-Box Nady CX-22SW 2-Way Stereo Crossover
4.5 of 5 stars (9)
(1) Open Box:
$116.15
Walrus Audio Canvas Mono Line Isolator/Direct Box
Open-Box Walrus Audio Canvas Mono Line Isolator/Direct Box
0 of 5 stars
(1) Open Box:
$131.99
TC Helicon VoiceTone Single T1 Adaptive Tone & Dynamics Effects Pedal
Open-Box TC Helicon VoiceTone Single T1 Adaptive Tone & Dynamics...
4.5 of 5 stars (13)
(1) Open Box:
$122.32
TC Helicon Ditto Mic Looper Pedal
Open-Box TC Helicon Ditto Mic Looper Pedal
5.0 of 5 stars (8)
(1) Open Box:
$104.72
Warm Audio WA76-D Single-Channel Clean Gain Discrete FET Compressor
Open-Box Warm Audio WA76-D Single-Channel Clean Gain Discrete FET...
0 of 5 stars
(2) Open Box: from
$639.20
Radial Engineering Catapult Mini TRS 4-Channel Analog Cat 5 Audio Snake
Open-Box Radial Engineering Catapult Mini TRS 4-Channel Analog Cat 5...
0 of 5 stars
(1) Open Box:
$109.99
Phoenix Audio Ascent Two EQ Stereo Class A Microphone Pre-Amplifier/DI/EQ
Open-Box Phoenix Audio Ascent Two EQ Stereo Class A Microphone...
0 of 5 stars
(1) Open Box:
$2,375.12
Flock Audio Patch LT 32-point Digitally Controlled Analog Patchbay
Open-Box Flock Audio Patch LT 32-point Digitally Controlled Analog...
0 of 5 stars
(1) Open Box:
$1,759.12
Walrus Audio Canvas Nano Line Isolator
Open-Box Walrus Audio Canvas Nano Line Isolator
0 of 5 stars
(1) Open Box:
$105.59
Solid State Logic Revival 4000 Analog Channel Strip
Open-Box Solid State Logic Revival 4000 Analog Channel Strip
5.0 of 5 stars (1)
(1) Open Box:
$1,759.99
Chandler Limited REDD.47 Tube Microphone Preamp
Open-Box Chandler Limited REDD.47 Tube Microphone Preamp
0 of 5 stars
(1) Open Box:
$2,433.20
Summit Audio ECS-410 Everest Configurable tube channel strip
Open-Box Summit Audio ECS-410 Everest Configurable tube channel...
0 of 5 stars
(1) Open Box:
$4,663.99
SPL Channel One 2950 Recording Channel
Open-Box SPL Channel One 2950 Recording Channel
0 of 5 stars
(1) Open Box:
$1,671.12
Summit Audio TPA-200B DualTube Preamp
Open-Box Summit Audio TPA-200B DualTube Preamp
0 of 5 stars
(1) Open Box:
$3,211.99
LD Systems FX 300 Vocal Effects Processor With 2-Channel Pedal
Open-Box LD Systems FX 300 Vocal Effects Processor With 2-Channel...
2.0 of 5 stars (1)
(1) Open Box:
$175.99
API 3122V 2-Channel Mic/Line Pre With Variable Output and High-Pass Filter
Open-Box API 3122V 2-Channel Mic/Line Pre With Variable Output and...
0 of 5 stars
(1) Open Box:
$1,931.60
Zoom V6-SP Vocal Processor
Open-Box Zoom V6-SP Vocal Processor
0 of 5 stars
(1) Open Box:
$325.59
PreSonus SW5E 5-Port AVB Switch
Open-Box PreSonus SW5E 5-Port AVB Switch
0 of 5 stars
(1) Open Box:
$461.99
Neumann V 402 2-Channel Mic Preamp
Open-Box Neumann V 402 2-Channel Mic Preamp
0 of 5 stars
(1) Open Box:
$2,723.60
Cloud Cloudlifter Zi Microphone Activator
Open-Box Cloud Cloudlifter Zi Microphone Activator
5.0 of 5 stars (1)
(1) Open Box:
$351.12
dbx ZC-4 Wall Mount Zone Control
Open-Box dbx ZC-4 Wall Mount Zone Control
0 of 5 stars
(1) Open Box:
$77.32
Manley CORE Channel Strip
Open-Box Manley CORE Channel Strip
3.0 of 5 stars (1)
(1) Open Box:
$2,551.12
Radial Engineering JDX-48 Reactor Guitar Amp Direct Box
Open-Box Radial Engineering JDX-48 Reactor Guitar Amp Direct Box
5.0 of 5 stars (1)
(1) Open Box:
$228.79
Summit Audio EQP-200B Dual Program Equalizer
Open-Box Summit Audio EQP-200B Dual Program Equalizer
0 of 5 stars
(1) Open Box:
$3,695.99
dbx 234s Stereo 2/3 Way Mono 4-Way Crossover
Open-Box dbx 234s Stereo 2/3 Way Mono 4-Way Crossover
0 of 5 stars
(1) Open Box:
$290.40
dbx 223xs Stereo 2-Way/Mono 3-Way Crossover
Open-Box dbx 223xs Stereo 2-Way/Mono 3-Way Crossover
4.5 of 5 stars (8)
(2) Open Box: from
$186.00
Universal Audio 6176 Channel Strip
Open-Box Universal Audio 6176 Channel Strip
5.0 of 5 stars (3)
(1) Open Box:
$2,639.12
Radial Engineering JPC Stereo PC DI Box
Open-Box Radial Engineering JPC Stereo PC DI Box
5.0 of 5 stars (3)
(1) Open Box:
$228.79
Universal Audio 1176LN Solid State Limiting Amplifier
Open-Box Universal Audio 1176LN Solid State Limiting Amplifier
5.0 of 5 stars (1)
(1) Open Box:
$2,639.12
PreSonus TubePre V2 Single-Channel Tube Preamplifier/DI Box
Open-Box PreSonus TubePre V2 Single-Channel Tube Preamplifier/DI Box
3.5 of 5 stars (7)
(1) Open Box:
$131.99
Manley Massive Passive Stereo EQ
Open-Box Manley Massive Passive Stereo EQ
0 of 5 stars
(1) Open Box:
$6,159.12
Radial Engineering ProD8 Eight Channel Rackmount DI
Open-Box Radial Engineering ProD8 Eight Channel Rackmount DI
0 of 5 stars
(1) Open Box:
$906.39
PreSonus BlueTube DP V2 2-Channel Mic/Instrument Tube Preamp
Open-Box PreSonus BlueTube DP V2 2-Channel Mic/Instrument Tube...
4.0 of 5 stars (4)
(1) Open Box:
$219.99
dbx 234xs Stereo 2/3 Way, Mono 4-Way Crossover
Open-Box dbx 234xs Stereo 2/3 Way, Mono 4-Way Crossover
5.0 of 5 stars (1)
(1) Open Box:
$334.40
TC Helicon VoiceTone Single X1 Megaphone & Distortion Effects Pedal
Open-Box TC Helicon VoiceTone Single X1 Megaphone & Distortion...
2.5 of 5 stars (8)
(1) Open Box:
$122.32
dbx DriveRack 260 Complete Equalization and Loudspeaker Control System
Open-Box dbx DriveRack 260 Complete Equalization and Loudspeaker...
5.0 of 5 stars (3)
(2) Open Box: from
$756.00
TC Helicon VoiceTone Single D1 Doubling & Detune Effects Pedal
Open-Box TC Helicon VoiceTone Single D1 Doubling & Detune Effects...
3.5 of 5 stars (9)
(1) Open Box:
$122.32
Radial Engineering X-Amp Active Reamplifier
Open-Box Radial Engineering X-Amp Active Reamplifier
0 of 5 stars
(1) Open Box:
$228.79
Universal Audio 710 Twin-Finity Mic Pre & DI Box
Open-Box Universal Audio 710 Twin-Finity Mic Pre & DI Box
4.5 of 5 stars (5)
(1) Open Box:
$879.12
Universal Audio LA-610 Mk II Classic Tube Recording Channel
Open-Box Universal Audio LA-610 Mk II Classic Tube Recording Channel
5.0 of 5 stars (12)
(1) Open Box:
$1,759.12
dbx DriveRack PA2 Speaker Management System
Open-Box dbx DriveRack PA2 Speaker Management System
4.5 of 5 stars (9)
(1) Open Box:
$576.40
Universal Audio UA-S610 SOLO/610 Classic Vacuum Tube Microphone Preamp and D.I. Box
Open-Box Universal Audio UA-S610 SOLO/610 Classic Vacuum Tube...
4.5 of 5 stars (9)
(1) Open Box:
$959.20
Warm Audio WA-2A Tube Opto Compressor
Open-Box Warm Audio WA-2A Tube Opto Compressor
5.0 of 5 stars (1)
(1) Open Box:
$799.20
Cloud Cloudlifter X 1-Channel Mic Activator
Open-Box Cloud Cloudlifter X 1-Channel Mic Activator
0 of 5 stars
(2) Open Box: from
$183.20
API 529 Stereo Compressor
Open-Box API 529 Stereo Compressor
0 of 5 stars
(1) Open Box:
$1,996.00