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Arc Audio PSM Pro Digital Sound Processor | Plug and Play
Vendor:Arc AudioHarley Davidson Minature Pro Digital Sound Processor Plug and Play for stock radios 14-23 Harley Davidson Models Plug and Play for stock radios and amps 23 CVO to current Harley Davidson Models The ARC Audio PSM Pro digital sound processor is a small but powerful device designed to enhance the audio quality of your car or motorcycle's sound system. It is an upgraded version of the PSM offering even better performance and 8 output channels.The PSM Pro uses advanced 32-bit DSP technology and has 296 total bands of full variable parametric equalization, open architecture crossover selection, signal delay, and phase control. This allows you to tune your audio system to your specific preferences and improve the quality of your listening experience. Processor Type Stand Alone Unit Processor Resolution 32-Bits Sample Rate 96kHz Analog Inputs 6 CH. Differential in (RCA or Speaker Level) Input Sensitivity 2V - 16V RMS Digital Inputs Coaxial Auto-sense Turn-On DC (BTL) (Uses Ch 1/2 Inputs Only) Outputs (RCA) 8-Channels Outputs Voltage (RCA) Up to 3.5V Input Impedance (RCA) 10k ohms Frequency Response 20Hz - 23.5kHz S/N Ratio 1V 1:1 86dB S/N 4V 1:1 90dB Operating Voltage 6V - 17.0V (Start Stop Compliance to 4.5V) Output Equalization 31 Band + 6 (37 Band) X 8  Parametric EQ, Highpass Shelf, Lowpass Shelf, 1st & 2nd order Allpass. (296 Total Bands Output Equalization Resolution 0.01dB dB per step +18dB / -24dB Output Signal Delay Up to 30ms per channel in .01ms increments (Fixed Point Delay) Input Signal Mixer Yes - 8-Channels In (Including Digital) x 8-Channels Out Advanced Mixer (Output Signal Mixer) Yes Easy-to-use Mixer Assistant Yes Crossovers Phase Correct AP/HP/LP/BP all channels Crossover Slopes 6dB, 12dB, 18dB, 24dB, 30dB, 36dB, 42dB, 48dB Slopes all bands all channels Crossover Types Butterworth, Linkwitz-Riley, Bessel, Variable Q, Chebyshev (all channels all bands) Crossover selectable frequencies 10Hz - 20kHz in 0.1 Hz increments) Output Signal up mixer Yes Input Signal Equalization 12 Bands Parametric (linkable) Per Channel Input Equalization Resolution 1/10th dB per step +18dB / -24dB Input Equalization All Pass Filters Yes - Individual per input EQ band Input Signal Delay Yes - Up to 11.04ms per channel input Presets Up to 4-Presets External Remote Level Control Yes (LR1 Sold Separately) AXP WiFi control adapter card No Preset selection without controller use Yes - Optional manual trigger switches +/- for up to 4 presets (Not Included) Remote Turn-On Output Controls Turn on Output (up to 40ms), Turn-on Hold (up to 40ms), Auto-sense hold time (up to 200ms) Remote Turn-On Output On/Off lead timing control Remote on/off adjustable up to 40 seconds each Maestro AR Module interface capable Yes - Requires Maestro T-Harness, and data cable for connection. Expansion Capability PSM-Pro can be run in multiples with individual USB connections to a single PC with single operating software being used Software Interface 64 bit Windows 8, Windows 8.1 or Windows 10 Dimensions 3.75"(L) x 3.0"(W) x 1.35"(H) -
SaleCicada Audio C2C USB-C Waterproof Extension Kit for DSP88v2/DSP600.4D/FLX1400.4P
Vendor:Cicada AudioCicada Audio® – C2C USB-C Waterproof Extension Kit for DSP88v2/DSP600.4D/FLX1400.4P Details: UBS C Waterproof Extension Data Cable For use with DSP88v2 and DSP600.4D Special mount designed to fit within cigarette/12v lighter opening 6ft in lengthSale -
Cicada Audio DSP412PRO 12-Channel Motorcycle DSP
Vendor:Cicada AudioPlug-and-Play DSP Control for Stock Harley Radios (2014–2023 + 2023.5+) The Cicada DSP412PRO is built for riders who want real tuning control on touring platforms—clean integration, correct routing, and repeatable results without guesswork. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. If you’re unsure which harness applies to your bike, we’ll confirm fitment before you order. Build it right the first time. Built for Harley Touring Installs Built for Harley touring installs with stock radios (with the correct plug-and-play integration/harness). Harley 2014–2023 stock radio: Plug-and-play ready Harley 2023.5+ (CVO / 2024+) stock radio: Plug-and-play ready If you’re unsure which harness applies to your bike, we’ll confirm fitment before you order. What This DSP Does The DSP412PRO is your tuning and routing hub—clean signal in, fully controlled outputs out. Dial in EQ, crossovers, time alignment, and level control to make your system louder, clearer, and balanced at speed. Key Benefits Flexible routing: 2 / 4 inputs to 4 / 8 / 12 outputs Weatherproof motorcycle design (IP65 “Rain or Shine”) Hi-Res 24-bit / 96k processing Compact chassis for fairing installs PC tuning software for real control (not guesswork) Included & Installation Notes Includes RCA leads and USB cable (per product listing) Mounts cleanly inside fairings on most touring builds Works best when paired with a proper amplifier stage Frequently Asked Questions Will it work with my stock Harley radio? Yes—when matched with the correct plug-and-play integration for your year platform. Do I need an amplifier? Yes. The DSP handles tuning and control; the amplifier provides power. Can GBS help set it up? Yes—tell us your bike, speakers, and amp and we’ll guide the DSP setup. -
SaleCicada Audio DSP88V2 Digital Sound Processor
Vendor:Cicada AudioCicada DSP88v2 — Plug-and-Play DSP Tuning for Harley Touring DSP88v2 adds the tuning and control your stock radio can’t: proper EQ shaping, crossovers, and time alignment so your speakers aren’t fighting each other at highway speed. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We’ll confirm your exact platform and the correct integration before finalizing. Build it right the first time. Built for Harley Touring Installs Harley 2014–2023 stock radio: Plug-and-play ready Harley 2023.5+ (CVO / 2024+) stock radio: Plug-and-play ready We’ll confirm your exact platform before finalizing. What This DSP Does DSP88v2 adds proper EQ shaping, correct crossovers, and time alignment so your system stays clean and balanced instead of harsh, muddy, or inconsistent at speed. Why It Matters on Harley Builds Fix harsh highs and muddy mids Protect speakers with correct crossover points Balance front/rear so the bike sounds “centered” instead of front-heavy Included & Installation Notes Compact footprint for fairing installs Tune via app/PC (per your product listing/setup) Pair with your amplifier system for full results Frequently Asked Questions Stock radio compatible? Yes—plug-and-play ready with correct integration for your year range. Will it make it louder? It makes it cleaner and more efficient; loudness comes from the amp + speakers. Can GBS build the right setup? Yes—use Custom Build and we’ll map your system.Sale -
DS18 i48DSP 4-In/8-Out DSP w/ Bluetooth App Control
Vendor:DS18 MotorcycleDS18 i48DSP — DSP Control for Clean, Repeatable Harley Tuning i48DSP is built for riders who want control the stock radio can’t provide: correct crossover management, stable EQ shaping, and tuning results that stay consistent at highway speed. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We confirm your channel plan and integration so it installs clean and tunes correctly. What This DSP Does Adds proper crossover points and EQ control so your speakers work together. The result is cleaner staging, stronger midbass authority, and repeatable tuning outcomes. Best Use-Case on Harley Builds Systems where “loud but messy” needs to become loud and controlled Multi-speaker builds that require correct crossover and alignment Riders who want clean installs and serviceable wiring paths Need Help Deciding? Speak now to one of our sales consultants or support team. Call: 864-334-6131 -
SaleHertz Audio S8 DSP Motorcycle/Powersports DSP
Vendor:HertzHertz S8 DSP — Clean Tuning Control for Harley Touring Builds The Hertz S8 DSP is built for riders who want repeatable tuning results: proper EQ shaping, correct crossover management, and stable routing so your system stays clean at speed. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We confirm your integration path and channel plan before you order. What This DSP Does Adds the control your stock radio can’t: proper crossover points, EQ shaping, and tuning tools that keep speakers working together instead of competing for output. Best Use-Case on Harley Builds Touring systems that need clean staging and consistent clarity at speed Multi-speaker builds where correct crossover and time alignment matters Riders who want stable, repeatable tuning outcomes Included & Installation Notes Protected mounting and clean wiring paths matter as much as tuning Pairs best with correct amplification and a known speaker plan Use a consultation if you’re mapping fairing + lids + subSale -
SaleRockford Fosgate DSR1 DSP
Vendor:Rockford FosgateRockford DSR1 — Proven DSP Control for Harley Touring Audio The Rockford Fosgate DSR1 is a proven DSP solution for riders who want clean signal control, correct crossover management, and stable tuning on real Harley touring builds. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We’ll confirm the correct integration for your exact platform and goals before you order. Build it right the first time. Built for Harley Touring Installs Designed for Harley touring motorcycles using stock radios with the correct plug-and-play integration. Harley 2014–2023 stock radio: Plug-and-play ready Harley 2023.5+ (CVO / 2024+) stock radio: Plug-and-play ready We’ll confirm the correct integration for your exact platform and goals before finalizing your build. What This DSP Does The DSR1 gives you control your stock radio can’t—proper EQ shaping, correct crossover points, and balanced signal routing so your system stays loud, clean, and controlled at highway speed. Best Use-Case on Harley Builds Multi-speaker touring audio systems Riders who want stable, repeatable tuning Systems where correct crossover and time alignment make the difference Included & Installation Notes Installs cleanly in the fairing with protected mounting Requires proper power and grounding for best performance Pairs best with quality amplifiers and speakers Frequently Asked Questions Will this help with highway clarity? Yes—proper EQ and crossover control is what fixes “loud but messy” systems. Do I need this if I already have an amp? If you can’t tune correctly, yes. DSP is the missing control layer. Can GBS recommend settings? Yes—based on your exact bike, speakers, and amplifiers.Sale -
SounDigital HKI MINI - DIGITAL SOUND PROCESSOR - DSP
Vendor:SounDigital EVOX8-Channel Digital Sound Processor 4 in / 8 out processor that is designed for smartphone programming, low level integration with enough EQ and adjustment capability to tune a majority of builds out there. We knew that this processor would find a home in multiple styles of builds, so we also had the board conformal coated to help protect it in less than ideal environments. 8 Channel DSP 4 Balances RCA Inputs Max Input Level: 4Vrms(+14dBu) Input Impedance: 100KΩ 8 RCA Outputs Max Output Level: 3.5Vrms(+13dBu) Frequency Response: 10 Hz to 24 kHz (-1dB) THD+N: <0.01% Bit Rate: 32 Bits Sampling Frequency: 96 kHz Types of Crossovers: Linkwitz-Riley / Butterworth / Bessel (up to 48dB/oct) Input EQ: 15 bands Output EQ: 8 bands per channel (Q Factor: 0.6 to 0.99) Time Alignment: 0 to 18.95ms Limiter Threshold: -54 to +6 dB Attack: 1 to 200 ms Release: 1 to 988ms Phase Control 3 Presets Dimensions: 5.9 x 4.3 x 1.7 inches This DSP does not have a remote out wire, only remote in.  So an additional plug may be required or a TR4 to help prevent a popping that may occur on some bikes. To make out plug and play for 14 and up Harley Davidson Stock radio use this harness here.
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Arc Audio PSM Pro Digital Sound Processor | Plug and Play
Vendor:Arc AudioHarley Davidson Minature Pro Digital Sound Processor Plug and Play for stock radios 14-23 Harley Davidson Models Plug and Play for stock radios and amps 23 CVO to current Harley Davidson Models The ARC Audio PSM Pro digital sound processor is a small but powerful device designed to enhance the audio quality of your car or motorcycle's sound system. It is an upgraded version of the PSM offering even better performance and 8 output channels.The PSM Pro uses advanced 32-bit DSP technology and has 296 total bands of full variable parametric equalization, open architecture crossover selection, signal delay, and phase control. This allows you to tune your audio system to your specific preferences and improve the quality of your listening experience. Processor Type Stand Alone Unit Processor Resolution 32-Bits Sample Rate 96kHz Analog Inputs 6 CH. Differential in (RCA or Speaker Level) Input Sensitivity 2V - 16V RMS Digital Inputs Coaxial Auto-sense Turn-On DC (BTL) (Uses Ch 1/2 Inputs Only) Outputs (RCA) 8-Channels Outputs Voltage (RCA) Up to 3.5V Input Impedance (RCA) 10k ohms Frequency Response 20Hz - 23.5kHz S/N Ratio 1V 1:1 86dB S/N 4V 1:1 90dB Operating Voltage 6V - 17.0V (Start Stop Compliance to 4.5V) Output Equalization 31 Band + 6 (37 Band) X 8  Parametric EQ, Highpass Shelf, Lowpass Shelf, 1st & 2nd order Allpass. (296 Total Bands Output Equalization Resolution 0.01dB dB per step +18dB / -24dB Output Signal Delay Up to 30ms per channel in .01ms increments (Fixed Point Delay) Input Signal Mixer Yes - 8-Channels In (Including Digital) x 8-Channels Out Advanced Mixer (Output Signal Mixer) Yes Easy-to-use Mixer Assistant Yes Crossovers Phase Correct AP/HP/LP/BP all channels Crossover Slopes 6dB, 12dB, 18dB, 24dB, 30dB, 36dB, 42dB, 48dB Slopes all bands all channels Crossover Types Butterworth, Linkwitz-Riley, Bessel, Variable Q, Chebyshev (all channels all bands) Crossover selectable frequencies 10Hz - 20kHz in 0.1 Hz increments) Output Signal up mixer Yes Input Signal Equalization 12 Bands Parametric (linkable) Per Channel Input Equalization Resolution 1/10th dB per step +18dB / -24dB Input Equalization All Pass Filters Yes - Individual per input EQ band Input Signal Delay Yes - Up to 11.04ms per channel input Presets Up to 4-Presets External Remote Level Control Yes (LR1 Sold Separately) AXP WiFi control adapter card No Preset selection without controller use Yes - Optional manual trigger switches +/- for up to 4 presets (Not Included) Remote Turn-On Output Controls Turn on Output (up to 40ms), Turn-on Hold (up to 40ms), Auto-sense hold time (up to 200ms) Remote Turn-On Output On/Off lead timing control Remote on/off adjustable up to 40 seconds each Maestro AR Module interface capable Yes - Requires Maestro T-Harness, and data cable for connection. Expansion Capability PSM-Pro can be run in multiples with individual USB connections to a single PC with single operating software being used Software Interface 64 bit Windows 8, Windows 8.1 or Windows 10 Dimensions 3.75"(L) x 3.0"(W) x 1.35"(H) -
Sale
Cicada Audio C2C USB-C Waterproof Extension Kit for DSP88v2/DSP600.4D/FLX1400.4P
Vendor:Cicada AudioCicada Audio® – C2C USB-C Waterproof Extension Kit for DSP88v2/DSP600.4D/FLX1400.4P Details: UBS C Waterproof Extension Data Cable For use with DSP88v2 and DSP600.4D Special mount designed to fit within cigarette/12v lighter opening 6ft in lengthSale -
Cicada Audio DSP412PRO 12-Channel Motorcycle DSP
Vendor:Cicada AudioPlug-and-Play DSP Control for Stock Harley Radios (2014–2023 + 2023.5+) The Cicada DSP412PRO is built for riders who want real tuning control on touring platforms—clean integration, correct routing, and repeatable results without guesswork. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. If you’re unsure which harness applies to your bike, we’ll confirm fitment before you order. Build it right the first time. Built for Harley Touring Installs Built for Harley touring installs with stock radios (with the correct plug-and-play integration/harness). Harley 2014–2023 stock radio: Plug-and-play ready Harley 2023.5+ (CVO / 2024+) stock radio: Plug-and-play ready If you’re unsure which harness applies to your bike, we’ll confirm fitment before you order. What This DSP Does The DSP412PRO is your tuning and routing hub—clean signal in, fully controlled outputs out. Dial in EQ, crossovers, time alignment, and level control to make your system louder, clearer, and balanced at speed. Key Benefits Flexible routing: 2 / 4 inputs to 4 / 8 / 12 outputs Weatherproof motorcycle design (IP65 “Rain or Shine”) Hi-Res 24-bit / 96k processing Compact chassis for fairing installs PC tuning software for real control (not guesswork) Included & Installation Notes Includes RCA leads and USB cable (per product listing) Mounts cleanly inside fairings on most touring builds Works best when paired with a proper amplifier stage Frequently Asked Questions Will it work with my stock Harley radio? Yes—when matched with the correct plug-and-play integration for your year platform. Do I need an amplifier? Yes. The DSP handles tuning and control; the amplifier provides power. Can GBS help set it up? Yes—tell us your bike, speakers, and amp and we’ll guide the DSP setup. -
Sale
Cicada Audio DSP88V2 Digital Sound Processor
Vendor:Cicada AudioCicada DSP88v2 — Plug-and-Play DSP Tuning for Harley Touring DSP88v2 adds the tuning and control your stock radio can’t: proper EQ shaping, crossovers, and time alignment so your speakers aren’t fighting each other at highway speed. Shop Plug-and-Play DSPs Amplifier Installation Parts Start a Build Consultation THE REFERENCE STANDARD Fitment First. Then Performance. We’ll confirm your exact platform and the correct integration before finalizing. Build it right the first time. Built for Harley Touring Installs Harley 2014–2023 stock radio: Plug-and-play ready Harley 2023.5+ (CVO / 2024+) stock radio: Plug-and-play ready We’ll confirm your exact platform before finalizing. What This DSP Does DSP88v2 adds proper EQ shaping, correct crossovers, and time alignment so your system stays clean and balanced instead of harsh, muddy, or inconsistent at speed. Why It Matters on Harley Builds Fix harsh highs and muddy mids Protect speakers with correct crossover points Balance front/rear so the bike sounds “centered” instead of front-heavy Included & Installation Notes Compact footprint for fairing installs Tune via app/PC (per your product listing/setup) Pair with your amplifier system for full results Frequently Asked Questions Stock radio compatible? Yes—plug-and-play ready with correct integration for your year range. Will it make it louder? It makes it cleaner and more efficient; loudness comes from the amp + speakers. Can GBS build the right setup? Yes—use Custom Build and we’ll map your system.Sale
Unlock Premium Audio Control with Motorcycle Digital Signal Processors
Enhance your motorcycle’s audio with our range of digital signal processors (DSP). Our digital sound processors allow you to fine-tune every aspect of your audio system, delivering superior sound quality with precise time alignment and frequency response. Brands like Audiotec Fischer and Helix DSP bring advanced signal processing to your ride.
Achieve Optimal Sound Quality with Advanced DSP Features
Our collection of digital sound processors offers low latency, ensuring real-time adjustments to improve your listening experience. From the center channel to the sill panel and beyond, each processor provides tailored settings to balance volume levels and optimize audio signal delivery. Advanced DSP software allows you to create a custom sound setup file that matches your preferences.
Customizable Sound with Channel Control and FIR Filters
A channel DSP with FIR filters allows for precise frequency control, perfect for achieving clear highs and deep, low frequencies across your system. Whether adjusting a full-range speaker or isolating a low frequency sound, our digital signal processors offer flexibility. Brands like Dayton Audio and JL Audio provide tools to make your car audio system the best DSP setup available.
Compatibility with OEM and Factory Systems
For those integrating with an OEM HU or factory system, our DSP processors allow seamless integration without losing audio quality. Op amps and input signal adjustments help match the output from your head unit to your desired listening area. Easily create a higher-end audio system that rivals standalone setups, regardless of your current equipment.
Shop Digital Sound Processors for a Premium Listening Experience
Ready to elevate your motorcycle's audio? Browse our digital signal processors for customizable sound and seamless installation with remote control options for real-time adjustments. Whether you're an audio enthusiast or a professional looking for best DSP options, our collection has something for every setup. Discover the benefits of digital audio and transform your whole system for a premium ride.