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 5 AM - 8 PM PT

SAT 6 AM - 6 PM PT

SUN 6 AM - 5 PM PT

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

Your Cart Is Empty

< Continue Shopping
Why Shop With Us?
 Shop Memorial Day Deals up to 40% off or use code: MEMDAY on select gear! Call 888-688-0208 or chat for even more savings!
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 New Signal Processors

New Signal Processors

(551 Items)
Clear All
Art ProMPA II - 2-Channel Tube Mic Preamp
Art ProMPA II - 2-Channel Tube Mic Preamp
4.0 of 5 stars (17)
Product Price  $459.99
BOSS Vocal Performer V-5 Effects Processor
2 Styles Available
BOSS Vocal Performer V-5 Effects Processor
4.5 of 5 stars (9)
Product Price  $359.99
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
15% Off $99+ w/ MEMDAY
Rapco Horizon ISOBLOX Compact Signal Isolator
Rapco Horizon ISOBLOX Compact Signal Isolator
5.0 of 5 stars (1)
Product Price  $54.99
Radial Engineering J48 Phantom Powered Active Direct Box
Radial Engineering J48 Phantom Powered Active Direct Box
4.0 of 5 stars (7)
Product Price  $249.99
15% Off $99+ w/ MEMDAY
Rapco Horizon DBBLOXF Lo to Hi Z Transformer Direct Box
Rapco Horizon DBBLOXF Lo to Hi Z Transformer Direct Box
4.5 of 5 stars (3)
Product Price  $26.99
Art S8 8-Channel Balanced Mic Splitter
Art S8 8-Channel Balanced Mic Splitter
5.0 of 5 stars (3)
Product Price  $319.99
24-Month Financing*
Universal Audio UA-S610 SOLO/610 Classic Vacuum Tube Microphone Preamp and D.I. Box
Universal Audio UA-S610 SOLO/610 Classic Vacuum Tube...
4.5 of 5 stars (9)
Product Price  $1,199.00
Or $25/month^ with 48 month
financing* Limited Time. Details
15% Off $99+ w/ MEMDAY
Rapco Horizon DBBLOX Hi to Lo Z Transformer Direct Box
Rapco Horizon DBBLOX Hi to Lo Z Transformer Direct Box
4.5 of 5 stars (3)
Product Price  $26.99
24-Month Financing*
Warm Audio WA76 Discrete Compressor
Warm Audio WA76 Discrete Compressor
4.0 of 5 stars (7)
Product Price  $699.00
Or $15/month^ with 48 month
financing* Limited Time. Details
Art ARTcessories Xdirect Professional Active Direct Box
Art ARTcessories Xdirect Professional Active Direct Box
4.5 of 5 stars (4)
Product Price  $65.99
Art TPS II 2-Channel Variable Impedance Tube Preamp
Art TPS II 2-Channel Variable Impedance Tube Preamp
4.0 of 5 stars (35)
Product Price  $289.99
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
15% Off $99+ w/ MEMDAY
Summit Audio EQP-200B Dual Program Equalizer
Summit Audio EQP-200B Dual Program Equalizer
0 of 5 stars
Product Price  $4,199.99
Or $88/month^ with 48 month
financing* Limited Time. Details
24-Month Financing*
PreSonus Studio Channel Tube Channel Strip
PreSonus Studio Channel Tube Channel Strip
4.5 of 5 stars (21)
Product Price  $359.99
Or $15/month^ with 24 month
financing* Limited Time. Details
15% Off $99+ w/ MEMDAY
Summit Audio ECS-410 Everest Configurable tube channel strip
Summit Audio ECS-410 Everest Configurable tube channel...
0 of 5 stars
Product Price  $5,299.99
Or $111/month^ with 48 month
financing* Limited Time. Details
Art Digital MPA-II 2-Channel Tube Microphone Preamp with A/D Conversion
Art Digital MPA-II 2-Channel Tube Microphone Preamp with...
5.0 of 5 stars (7)
Product Price  $599.99
Or $13/month^ with 48 month
financing* Limited Time. Details
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
15% Off $99+ w/ MEMDAY
Rapco Horizon RFBLOX RF Choke Device
Rapco Horizon RFBLOX RF Choke Device
5.0 of 5 stars (1)
Product Price  $49.99
15% Off $99+ w/ MEMDAY
Summit Audio MPC-100A Tube Pre-Amp and Compressor/Limiter
Summit Audio MPC-100A Tube Pre-Amp and Compressor/Limiter
0 of 5 stars
Product Price  $3,149.99
Or $66/month^ with 48 month
financing* Limited Time. Details
Solid State Logic The Bus+ 2-Channel Bus Compressor and Dynamic Equalizer
Solid State Logic The Bus+ 2-Channel Bus Compressor and...
5.0 of 5 stars (1)
Product Price  $2,899.99
Or $61/month^ with 48 month
financing* Limited Time. Details
Chandler Limited REDD.47 Tube Microphone Preamp
Chandler Limited REDD.47 Tube Microphone Preamp
0 of 5 stars
Product Price  $2,449.00
Or $52/month^ with 48 month
financing* Limited Time. Details
API Select T12 2-Channel Tube Mic Pre
API Select T12 2-Channel Tube Mic Pre
0 of 5 stars
Product Price  $2,195.00
Or $46/month^ with 48 month
financing* Limited Time. Details
API Select T25 2-Channel Tube Compressor
API Select T25 2-Channel Tube Compressor
0 of 5 stars
Product Price  $2,195.00
Or $46/month^ with 48 month
financing* Limited Time. Details
API 527A 500 Series Compressor/Limiter
API 527A 500 Series Compressor/Limiter
0 of 5 stars
Product Price  $1,195.00
Or $25/month^ with 48 month
financing* Limited Time. Details
15% Off $99+ w/ MEMDAY
Shure RPM626 In-Line Preamp for Shure BETA Series
Shure RPM626 In-Line Preamp for Shure BETA Series
0 of 5 stars
Product Price  $90.00
Art dPDB Dual Passive Direct Box
Art dPDB Dual Passive Direct Box
0 of 5 stars
Product Price  $65.99
Art P16 16-Channel XLR Balanced Patch Bay
Art P16 16-Channel XLR Balanced Patch Bay
0 of 5 stars
Product Price  $99.99
Art AVDIBOX AV Direct Box
Art AVDIBOX AV Direct Box
0 of 5 stars
Product Price  $85.99
Solid State Logic Stereo Buss Compressor 500 Series Compressor
Solid State Logic Stereo Buss Compressor 500 Series...
0 of 5 stars
Product Price  $1,299.99
Or $28/month^ with 48 month
financing* Limited Time. Details
API 312 500 Series Mic Preamp
API 312 500 Series Mic Preamp
0 of 5 stars
Product Price  $795.00
Or $17/month^ with 48 month
financing* Limited Time. Details
API 560 500 Series Discrete 10-Band Graphic EQ
API 560 500 Series Discrete 10-Band Graphic EQ
0 of 5 stars
Product Price  $995.00
Or $21/month^ with 48 month
financing* Limited Time. Details
API 5500 Stereo/Dual Mono 550 EQs With Range Switch
API 5500 Stereo/Dual Mono 550 EQs With Range Switch
0 of 5 stars
Product Price  $3,295.00
Or $69/month^ with 48 month
financing* Limited Time. Details
API 550b Parametric EQ
API 550b Parametric EQ
0 of 5 stars
Product Price  $1,295.00
Or $27/month^ with 48 month
financing* Limited Time. Details
API 3124V Discrete 4-Channel Mic/Line Preamp
API 3124V Discrete 4-Channel Mic/Line Preamp
5.0 of 5 stars (1)
Product Price  $3,295.00
Or $69/month^ with 48 month
financing* Limited Time. Details
API 550A Discrete 3 Band EQ
API 550A Discrete 3 Band EQ
0 of 5 stars
Product Price  $1,195.00
Or $25/month^ with 48 month
financing* Limited Time. Details
Focusrite ISA 828 MkII 8-Channel Mic Preamp/DI
Focusrite ISA 828 MkII 8-Channel Mic Preamp/DI
0 of 5 stars
Product Price  $2,999.99
Or $63/month^ with 48 month
financing* Limited Time. Details
48-Month Financing*
Neumann V 402 2-Channel Mic Preamp
Neumann V 402 2-Channel Mic Preamp
0 of 5 stars
Product Price  $3,095.00
Or $65/month^ with 48 month
financing* Limited Time. Details
API 2500+ Stereo Bus Compressor
API 2500+ Stereo Bus Compressor
0 of 5 stars
Product Price  $3,295.00
Or $69/month^ with 48 month
financing* Limited Time. Details
24-Month Financing*
Warm Audio Bus Compressor
Warm Audio Bus Compressor
0 of 5 stars
Product Price  $799.00
Or $17/month^ with 48 month
financing* Limited Time. Details