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?
 Members Flash Sale ends today! Call 888-688-0208 or chat for exclusive savings. Members Flash Sale ends today!
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

Signal Processors

(2137 Items)

  • Direct Boxes

    Direct Boxes

  • Equalizers

    Equalizers

  • Compressors & Limiters

    Compressors & Limiters

  • 500 Series Gear

    500 Series Gear
BOSS RC-505mkII Tabletop Loop Station
BOSS RC-505mkII Tabletop Loop Station
0 of 5 stars
Product Price  $599.99
Solid State Logic PURE DRIVE QUAD 4-Channel Microphone Preamp
Solid State Logic PURE DRIVE QUAD 4-Channel Microphone...
0 of 5 stars
Product Price  $1,399.99
dbx DriveRack VENU360 Speaker Management System
dbx DriveRack VENU360 Speaker Management System
0 of 5 stars
Product Price  $1,125.00
Behringer SD8 8-Channel Digital Stage Box
Behringer SD8 8-Channel Digital Stage Box
0 of 5 stars
Product Price  $409.00
Drawmer 1976 Stereo 3-Band Saturation and Width Processor
Drawmer 1976 Stereo 3-Band Saturation and Width Processor
5.0 of 5 stars (1)
Product Price  $1,249.00
ART P16 16-Channel XLR Balanced Patch Bay
ART P16 16-Channel XLR Balanced Patch Bay
5.0 of 5 stars (1)
Product Price  $99.99
48-Month Financing*
PreSonus SW5E 5-Port AVB Switch
PreSonus SW5E 5-Port AVB Switch
0 of 5 stars
Product Price  $499.99
Or $10.42/month^ with 48 month
financing* Limited Time. Details
Drawmer 1974 Stereo Parametric Equaliser
Drawmer 1974 Stereo Parametric Equaliser
5.0 of 5 stars (1)
Product Price  $1,249.00
Behringer MDX2600 V2 2-Channel Compressor and Limiter With De-Esser
Behringer MDX2600 V2 2-Channel Compressor and Limiter With...
0 of 5 stars
Product Price  $159.00
Radial Engineering Workhorse Powerhouse 10 Space 500 Series Rack
Radial Engineering Workhorse Powerhouse 10 Space 500 Series...
0 of 5 stars
Product Price  $949.99
Focusrite ISA One Classic Single-Channel Mic Pre
Focusrite ISA One Classic Single-Channel Mic Pre
4.5 of 5 stars (15)
Product Price  $599.99
BAE 1073DMP Desktop Mic Pre
BAE 1073DMP Desktop Mic Pre
2.0 of 5 stars (1)
Product Price  $1,295.00
Price Drop
Whirlwind IMP 2 Standard Direct Box
Whirlwind IMP 2 Standard Direct Box
5.0 of 5 stars (27)
Product Price  $79.00
$94.00
Radial Engineering Pro48 Active 48-Volt Compact Active Direct Box
Radial Engineering Pro48 Active 48-Volt Compact Active...
5.0 of 5 stars (6)
Product Price  $129.99
48-Month Financing*
Warm Audio WA76-D2 Dual Channel Clean Gain Discrete FET Compressor
Warm Audio WA76-D2 Dual Channel Clean Gain Discrete FET...
0 of 5 stars
Product Price  $1,199.00
Or $24.98/month^ with 48 month
financing* Limited Time. Details
(1) Open Box:
$1,055.12
48-Month Financing*
Warm Audio WA76-A2 Dual-Channel Vintage-Voiced Discrete FET Compressor
Warm Audio WA76-A2 Dual-Channel Vintage-Voiced Discrete FET...
0 of 5 stars
Product Price  $1,199.00
Or $24.98/month^ with 48 month
financing* Limited Time. Details
48-Month Financing*
Warm Audio WA-412 - Classic 4-Channel Mic Pre
Warm Audio WA-412 - Classic 4-Channel Mic Pre
5.0 of 5 stars (3)
Product Price  $1,299.00
Or $27.07/month^ with 48 month
financing* Limited Time. Details
TC Helicon VoiceTone Single C1 HardTune & Correction Effects Pedal
TC Helicon VoiceTone Single C1 HardTune & Correction...
4.5 of 5 stars (30)
Product Price  $149.00
(1) Open Box:
$131.12
Radial Engineering ProD8 Eight Channel Rackmount DI
Radial Engineering ProD8 Eight Channel Rackmount DI
0 of 5 stars
Product Price  $999.99
Solid State Logic Stereo Bus Compressor Hardware Version
Solid State Logic Stereo Bus Compressor Hardware Version
0 of 5 stars
Product Price  $1,299.99
Warm Audio WA-1B Optical Compressor
Warm Audio WA-1B Optical Compressor
5.0 of 5 stars (2)
Product Price  $1,199.00
Or $24.98/month^ with 48 month
financing* Limited Time. Details
48-Month Financing*
Universal Audio 710 Twin-Finity Mic Pre & DI Box
Universal Audio 710 Twin-Finity Mic Pre & DI Box
4.5 of 5 stars (5)
Product Price  $999.00
Or $20.82/month^ with 48 month
financing* Limited Time. Details
(1) Open Box:
$879.12
Rupert Neve Designs 535 Diode Bridge Compressor
Rupert Neve Designs 535 Diode Bridge Compressor
0 of 5 stars
Product Price  $999.00
Tascam TA-1VP Vocal Processor With Antares Auto-Tune
Tascam TA-1VP Vocal Processor With Antares Auto-Tune
4.0 of 5 stars (10)
Product Price  $499.00
(1) Open Box:
$439.12
Rupert Neve Designs RNDI-S Stereo Active Transformer DI Box
Rupert Neve Designs RNDI-S Stereo Active Transformer DI Box
0 of 5 stars
Product Price  $499.00
Rupert Neve Designs Active DI Box
Rupert Neve Designs Active DI Box
5.0 of 5 stars (1)
Product Price  $299.00
API 527A Compressor/Limiter
API 527A Compressor/Limiter
0 of 5 stars
Product Price  $1,195.00
Radial Engineering JDI MK3 Passive Direct Box
Radial Engineering JDI MK3 Passive Direct Box
5.0 of 5 stars (10)
Product Price  $249.99
Roland VT-12 Vocal Trainer
Roland VT-12 Vocal Trainer
4.5 of 5 stars (7)
Product Price  $249.99
(1) Open Box:
$219.99
Sale
Cloud Cloudlifter CL-4 Microphone Activator
Cloud Cloudlifter CL-4 Microphone Activator
0 of 5 stars
Product Price  $419.00
$499.00
API 312 500 Series Mic Preamp
API 312 500 Series Mic Preamp
0 of 5 stars
Product Price  $795.00
Radial Engineering PromS2 Passive Microphone Splitter
Radial Engineering PromS2 Passive Microphone Splitter
5.0 of 5 stars (1)
Product Price  $149.99
48-Month Financing*
Warm Audio WA-2A Tube Opto Compressor
Warm Audio WA-2A Tube Opto Compressor
5.0 of 5 stars (1)
Product Price  $949.00
Or $19.78/month^ with 48 month
financing* Limited Time. Details
(1) Open Box:
$835.12
48-Month Financing*
Warm Audio WA73-EQ One-Channel British Mic Pre & EQ
Warm Audio WA73-EQ One-Channel British Mic Pre & EQ
5.0 of 5 stars (3)
Product Price  $799.00
Or $16.65/month^ with 48 month
financing* Limited Time. Details
Roland VT-4 Voice Transformer
Roland VT-4 Voice Transformer
5.0 of 5 stars (1)
Product Price  $249.99
(1) Open Box:
$219.99
dbx 266xs Compressor/Gate
dbx 266xs Compressor/Gate
3.5 of 5 stars (3)
Product Price  $229.00
dbx 223xs Stereo 2-Way/Mono 3-Way Crossover
dbx 223xs Stereo 2-Way/Mono 3-Way Crossover
4.5 of 5 stars (8)
Product Price  $259.00
(3) Open Box: from
$207.20
48-Month Financing*
Warm Audio WA-2MPX Dual-Channel Tube Mic Preamp
Warm Audio WA-2MPX Dual-Channel Tube Mic Preamp
0 of 5 stars
Product Price  $1,399.00
Or $29.15/month^ with 48 month
financing* Limited Time. Details
dbx 215s Dual-Channel 15-Band Graphic Equalizer
dbx 215s Dual-Channel 15-Band Graphic Equalizer
4.5 of 5 stars (10)
Product Price  $239.00
(2) Open Box: from
$191.20
Death By Audio Echo Master Lo-Fi Vocal Delay/Preamp Effects Pedal
Death By Audio Echo Master Lo-Fi Vocal Delay/Preamp Effects...
0 of 5 stars
Product Price  $300.00