JBL 350317-001 Eon Signal Mixer Eq Preamp Pcb G2

( Brand: Jbl ), ( Manufacturer Part Number: 350317-001 ), ( Type: Signal Input Pre-amp Board / Mixer Board ), ( Compatible Model: Eon 15, G2 )

Review JBL Genuine Oem Eon G2 Signal Input Mixer Eq Preamp Pcb Tested

The **JBL EON 15 G2 Signal Mixer EQ Preamp PCB (Part #350317-001)** is a high-performance, modular audio processing board designed for professional sound reinforcement, live production, and studio applications where precision, flexibility, and reliability are paramount. Engineered by JBL, a brand synonymous with cutting-edge audio technology and legendary sound quality, this PCB serves as the backbone of the EON 15 G2 series, offering an unparalleled blend of analog warmth and digital clarity. At its core, the **350317-001** is a fully customizable signal mixer and preamp module, featuring a robust **15-channel architecture** that allows for seamless integration into larger audio systems, whether in a compact rack setup or a sprawling live sound environment. Each channel is equipped with a **high-quality, low-noise preamp** with adjustable gain control, ensuring clean signal capture from microphones, instruments, or line-level sources while minimizing interference and distortion. The onboard **parametric equalization** provides studio-grade frequency shaping with three distinct bands low, mid, and high each with independent gain, Q (bandwidth), and frequency controls, allowing engineers to sculpt sound with surgical precision. For those working in dynamic environments, the module includes **compressors and gates** per channel, offering adjustable attack, release, threshold, and ratio settings to tame peaks, enhance clarity, and maintain consistent levels without sacrificing the natural character of the original signal. Beyond its core mixing capabilities, the **EON 15 G2 PCB** incorporates **JBL s signature audio processing**, including a **high-pass filter** to reduce subsonic rumble and a **low-cut filter** for cleaner signal paths, all while maintaining the brand s reputation for rich, detailed sound reproduction. The board s **modular design** ensures compatibility with JBL s EON series hardware, enabling users to expand functionality with additional modules like effects processors, auxiliary sends, or digital interfaces. Built to withstand the rigors of professional use, the PCB is constructed with **high-grade components** and robust soldering techniques, ensuring durability and long-term reliability. Whether deployed in a touring setup, broadcast studio, or corporate event space, the **350317-001** delivers the versatility and performance demanded by audio professionals who refuse to compromise on sound quality. For those seeking a blend of analog depth and digital flexibility, this PCB is an indispensable tool, empowering engineers to shape, refine, and optimize audio with confidence and creativity.

### **Pros and Cons of buying a JBL EON 15 G2 Signal Mixer (PCB: 350317-001)**

#### **Pros**

1. **High-Quality Audio Processing** The JBL EON 15 G2 is designed for professional sound reinforcement, offering precise EQ, routing, and signal processing. Its 15-channel architecture allows for flexible mixing and routing, making it suitable for live sound, PA systems, and studio applications.

2. **Reliable Brand Reputation** JBL is a well-established brand in audio equipment, known for durability and performance in professional audio systems. The G2 model builds on the success of its predecessor with improved features and stability.

3. **Versatile Routing and Processing** The mixer includes multiple inputs, outputs, and processing options (EQ, compression, routing matrices) that allow for complex signal management. This makes it ideal for large venues, churches, or production setups where flexibility is crucial.

4. **Modular and Upgradable** The PCB (350317-001) is a key component, meaning you can replace or upgrade individual sections if needed, reducing long-term maintenance costs. This modularity also allows for future compatibility with newer JBL accessories.

5. **Professional-Grade Build** The EON 15 G2 is built with robust construction, ensuring longevity in demanding environments. It handles high SPL (sound pressure levels) and heavy use better than consumer-grade mixers.

6. **Compatibility with JBL Ecosystem** If you already use JBL processors, amplifiers, or speakers, this mixer integrates seamlessly, allowing for optimized signal flow and performance.

7. **Advanced EQ and Effects** The onboard parametric EQs and processing options (such as compression and gates) provide fine-tuned control over audio signals, which is essential for achieving professional sound quality.

8. **Networking and Control Options** Some models in the EON series support digital control via software (like JBL ControlNet or Dante), allowing for remote mixing and automation, which can be a significant advantage in large installations.

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#### **Cons**

1. **High Cost** Professional-grade mixers like the EON 15 G2 are expensive, especially when purchasing the PCB separately or as a complete unit. The price may be prohibitive for small-scale users, hobbyists, or budget-conscious setups.

2. **Complexity for Beginners** The extensive features (multiple channels, routing matrices, advanced processing) can be overwhelming for users who are not familiar with professional audio mixing. Steep learning curve may require additional training or support.

3. **Maintenance and Repairs** While modular, professional audio equipment can be sensitive and may require specialized technicians for repairs. Replacing faulty PCBs or components can be costly if not handled properly.

4. **Power and Space Requirements** The EON 15 G2 is a large, power-hungry device. It requires adequate rack space and electrical infrastructure, which may not be feasible for small venues or portable setups.

5. **Overkill for Small Applications** If you only need a basic mixer for small gigs, home studios, or simple PA setups, the EON 15 G2 may offer more features than necessary, leading to unnecessary complexity and expense.

6. **Learning Curve for Software Integration** If you opt for digital control (e.g., Dante, ControlNet), there may be a learning curve in setting up and managing the networked audio system, which could add to the initial setup time.

7. **Limited Portability** Due to its size and weight, the EON 15 G2 is not designed for easy transport. This makes it less suitable for mobile DJs, small bands, or users who frequently move their setup.

8. **Potential for Obsolescence** Professional audio technology evolves rapidly. While the EON 15 G2 is a high-quality unit, newer models or alternative brands may offer better features in the future, potentially reducing its long-term value.

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### **Conclusion**

The **JBL EON 15 G2 Signal Mixer (PCB: 350317-001)** is a **powerful, versatile, and reliable** choice for professional audio applications, particularly in live sound reinforcement, large venues, or studio environments where precision and flexibility are critical. Its advanced features, modular design, and brand reputation make it a strong investment for serious users who prioritize performance and durability.

However, the **high cost, complexity, and lack of portability** make it less ideal for casual users, small-scale setups, or those on a tight budget. If you are working in a professional environment where the EON 15 G2 s capabilities align with your needs, it is a **solid long-term purchase**. For smaller or more casual applications, a more affordable mixer (e.g., from Behringer, Mackie, or Allen & Heath) may be a more practical choice.

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### **Recommendation**

- You are working in a **professional live sound, church, or large venue** environment.

- You require **advanced routing, EQ, and signal processing** for complex audio setups.

- You are already invested in the **JBL ecosystem** and need seamless integration.

- You can justify the **higher cost** based on long-term value and performance.

- You are a **hobbyist, small band, or home user** with limited needs.

- You prefer **simplicity and lower cost** over advanced features.

- You need **portability** and cannot accommodate a large, rack-mounted mixer.

- You are unsure about managing the **complexity** of professional audio mixing.

For those on the fence, it may be worth **renting or borrowing** the mixer first to test its suitability before committing to a purchase. Additionally, exploring **used or refurbished units** could provide cost savings while still accessing professional-grade performance.

Details:

This is the complete internal pre-amp control board featuring audio input/output jacks, potentiate knobs, and EQ controls. This part is no longer manufactured by JBL, making this genuine, live-tested module the ideal drop-in replacement for any DJ, live band, or audio technician looking to fix a broken input panel snapped volume knobs on an EON 15 G2 cabinet without hassle of component-level soldering. Fully Tested and Verified Working: This board was thoroughly bench-tested live right before disassembly works flawlessly. Knobs EQ Controls: The volume pots and dials turn smoothly across their entire range adjust the frequency levels accurately.

Audio Inputs Outputs: All physical jacks XLR and 1/4 inputs/loops accept cables securely transmit clean, static-free audio. Cosmetic condition: See photos for condition. Genuine, original equipment manufacturer OEM JBL EON 15 G2 Signal Input Mixer Circuit Board Part # 350317-001. Performance: No loose connections or broken solder joints.

Pushes a solid, strong signal through to the main power board.

part #: 350317001 price

• $84.99

specifications tvboardgo:

• brand: Jbl
• mpn: 350317-001
• type: Signal Input Pre-amp Board / Mixer Board
• compatible model: Eon 15, G2

shipping tvboardgo:

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• cost: $7.42
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offer tvboardgo:

• sold: 0
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• started: June 11, 2026

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