PreDIGin add-on
Please note: This product is only compatible with the PreAmplifier Kit The PreDIGin add-on is designed to complete the PreAmplifier Kit. PreDIGin is the digital companion for audio enthusiasts seeking the ultimate listening experience. At the heart of the PreDIGin lies cutting-edge technology, including high-quality components such as the AK5574 ADC IC, dual CS43198 DAC ICs operating in mono mode, SRC4392 for superior sample rate conversion, and the ADSP21489 DSP for advanced signal processing capabilities. An exceptional DAC One of the standout features of the PreDIGin is its exceptional DAC audio specifications. With an output level of 14dBu, distortion rated at an impressive -117.5dB, a signal-to-noise ratio of 128.5dB, and a dynamic range of 127dB, the PreDIGin ensures pristine audio reproduction, capturing every nuance of your favorite music Versatility is another key strength of the PreDIGin, offering support for a wide range of audio formats and connectivity options. Whether you prefer traditional sources like S/PDIF, Optical, and AES/EBU up to 192kHz/24bits, or cutting-edge digital interfaces like USB type B and Network1 up to 384kHz/32bits, the PreDIGin has you covered. Additionally, Bluetooth connectivity at 48kHz/16bits provides convenient wireless streaming options. The PreDIGin add-on comes with a network option, which includes an internal USB-audio input. The user is required to purchase and install a Raspberry Pi (models 2 to 5) inside the DIY PreAmplifier. A dedicated space for this is provided. The Raspberry Pi functions as the internal processor, working together with the software of your choice. There are many software options available, each offering its own advantages and disadvantages, so it is important to carefully select the one that best suits your needs. For those looking to take their audio setup to the next level, the PreDIGin includes a FusionConnect board. This optional feature transforms your PreAmplifier Kit into the master device in a FusionAmp setup, offering seamless integration and enhanced control over your entire FusionAmp based audio system. With its exceptional performance, versatility, and innovative features, the PreDIGin sets a new standard for DIY audio enthusiasts. Elevate your listening experience and unleash the full potential of the PreAmplifier with the PreDIGin add-on. This kit contains • Mainboard with DAC module • FusionConnect board • Bluetooth module • Complete cable set • Back plate • All needed mounting materials Used Chips ADC IC AK5574 (4-to-2 mode) Used for FusionConnect DAC ICs Dual CS43198 Two CS43198 in mono mode SRC SRC4392 DSP ADSP21489 Used for DSD-decoding FusionConnect Features Inputs Selectable DAC-filters FusionConnect S/PDIF Fast, low lat. (default) Master in master/slave setup Optical Fast, linear Digital put-through analog output of pre-amplifier (via ADC) USB Slow, low latency AES/EBU Slow, linear Bluetooth Non oversampling Network Audio performance data DAC All audio measurements are done with AES17 20kHz filter and no weighting. Item Symbol Max Unit Notes Output level Vout 14 dBu (4.1 Vrms) Distortion THD+N -117.5 dB (@ 0 dBFS) Signal-to-Noise ratio SNR 128.5 dB Dynamic range DR 127 dB Channel crosstalk -147 dB Audio performance data ADC All audio measurements are done with AES17 20kHz filter and no weighting. Item Symbol Max Unit Notes Input level Vout 14 dBu (4.1 Vrms) Distortion THD+N -112 dB (@ -1 dBFS) Signal-to-Noise ratio SNR 119 dB Dynamic range DR 119 dB Channel crosstalk -139 dB Bandwith FC 40 kHz Supported formats Input PCM support DSD support Notes S/PDIF Up to 192 kHz / 24 bits No Optical (Toslink) Up to 192 kHz / 24 bits No USB type B Up to 384 kHz / 32 bits DoP: up to DSD256Native: up to DSD256 Network Up to 384 kHz / 32 bits DoP: up to DSD256Native: up to DSD256 Note 1 Bluetooth 48 kHz / 16 bits No AES/EBU Up to 192 kHz / 24 bits No Note 1: An additional internally installed streaming board is connected to an internal USB port of the digital input board. Supported formats depend on the chosen streaming board and software. Fusion Connect Function PCM support DSD support Notes S/PDIF (Output) 93.75 kHz / 24 bits No Note 2 Note 2: All formats, PCM and DSD, are converted to PCM 93.75 kHz Please note: This product is only compatible with the PreAmplifier kit
PreAmplifier Kit
GAIN UP, NOISE DOWN The PreAmplifier Kit is packed with features designed to provide a high quality audio and user experience. The heart of the kit is a fully analogue build-up PreAmplifier. It is controlled by a 2.7” monochrome display, which offers adjustable brightness and an on-time standby feature. A power indication LED keeps you informed about the power status. The kit includes two full aluminium control knobs, giving you precise control over your settings while adding a touch of tactile to your setup. For added convenience, the kit comes with a remote control, allowing you to adjust settings from a distance. Each input on the PreAmplifier features adjustable gain offset, enabling you to customise the audio levels to perfectly match your preferences. Furthermore, the kit is extendable with the PreDIGin Add-on, providing a DAC, Fusion Connect board, Bluetooth input board and Streaming option. One of the most compelling aspects of the PreAmplifier Kit is the combination of high-end quality and the do-it-yourself approach. Assembling your own amplifier not only brings a sense of accomplishment but also provides a deeper understanding of the technology behind the audio equipment. The kit is designed to be user- friendly, with easy-to-follow instructions that guide you through the assembly process. Most users can complete the assembly in under an hour, making it an accessible project even for those new to DIY electronics. For additional support, an online instructional video is available, offering a visual step-by-step guide to ensure a smooth assembly process. The PreAmplifier Kit features a sleek, modern design with a matte black finish that will enhance and pay compliment to any audio setup. Made from durable, high-grade aluminium, the housing is built to withstand regular use while maintaining its pristine appearance. This robust construction ensures that your preamplifier will not only perform well but retain its aesthetic appeal for years to come. Furthermore, you can personalise your PreAmplifier with our black or silver faceplate replacement options. Highlights: • Fully analogue • 2.7” monochrome OLED display • Remote control included • Modular design • Discrete op-amps & voltage regulators Specifications Inputs: • Two sets RCA unbalanced analog inputs • One set female XLR stereo balanced analog input Outputs: • One XLR 4 pole headphone output (front) • One 6.35mm headphone output • Two dual 3.5mm TS 12V output trigger ports • Two sets male XLR stereo balanced outputs Available add-on options: • DAC (AES, SPDIF, Optical, USB, Bluetooth) • Streaming option This kit contains: • Complete Hypex Direct PreAmplifier case “matte black” • Complete internal cable harness • Power supply, front board, main board and headphone board • All needed mounting materials • Assembly instructions • 1.5mm Allen key • TX-10 Torx key • TX-20 Torx key • Remote Control (incl. battery)
- Inputs: Two sets RCA unbalanced analog inputs
- Inputs: One set female XLR stereo balanced analog input
- Outputs: One XLR 4 pole headphone output (front)
Nilai500 Stereo Kit
Nilai® Class D technology is here! Unleash the power of high-fidelity audio with the Nilai500 Stereo Kit — the ultimate DIY amplifier solution for audio enthusiasts. Built around two state-of-the-art Nilai500 amplifier modules designed by Hypex, this kit offers unmatched performance, ease of assembly, and flexibility for creating your own premium stereo power amplifier. The two Nilai500 modules deliver high-end performance with low distortion, high efficiency, and superb linearity, ensuring pristine, audiophile-grade sound. It is engineered to provide a clean and accurate audio signal, allowing every nuance of your music to be faithfully reproduced. The module's advanced Nilai® technology contributes to its high efficiency, reducing heat dissipation and enhancing overall system reliability. PS500 The kit also includes one PS500 power supply, which is engineered with high quality, efficiency, and reliability in mind. Both Nilai500 modules share this single power supply. This regulated power supply minimizes noise and distortion while providing robust power output. A regulated power supply ensures consistent voltage and current delivery, preventing fluctuations that can introduce noise and distort the audio signal. As a result, you get a cleaner, more accurate sound with improved dynamics, detail, and clarity. SMOOTH DELIVERY This kit provides an impressive output of 250 watts at 2 ohms, 300 watts at 4 ohms and 260 watts at 8 ohms, making it an excellent choice for all medium-sized speakers. It delivers dynamic and engaging audio performance, ideally suited for a variety of listening environments. However, for the most demanding, large-scale speaker setups, please refer to the Nilai500 mono kit. No soldering required! The kit includes all necessary components and straightforward instructions, making it accessible for beginners and experienced DIYers alike. Also, a building instruction video is available at the video tab. Seamlessly integrate this amplifier with other components in your audio system using the available 12V trigger input for synchronized power control. You'll also find a user-friendly on/off switch button on the front panel for easy access and operation. MAKE IT YOURS Perfect for creating a high-power, stereo setup or expanding your existing multi-channel audio system, this kit is equipped with a rear LED switch that allows you to easily adjust the brightness of the front LED, ensuring it fits perfectly with your room's ambiance or matches the brightness of your setup. The kit also offers flexibility to tailor the final build to your personal style or existing setup with the available faceplates. Whether you're an audiophile or a DIY enthusiast, the Nilai500 stereo kit brings the joy of building your own high-performance amplifier with professional-level results. Experience the benefits of Hypex's cutting-edge Nilai® amplification technology, with reduced heat dissipation, higher efficiency, and exceptional sound quality. The Nilai500 stereo kit is a perfect match with the Hypex Direct PreAmplifier, allowing you to create a complete, high-performance audio system with seamless integration and exceptional sound quality. Build your own audio masterpiece with the Nilai500 stereo kit and enjoy uncompromised sound quality, tailored to your taste. Warranty: 5 years / 20.000h FEATURES • THD+N: 0,00015% (-116dB) @ 100W / 4Ohm / 20.000Hz • Output noise: 9,5µV @11,8dB gain • Gain adjust in 3 steps (11,8 - 21,8 and 27,8) • High fidelity components • Discrete buffer stage and regulators • Dedicated high-end power supply PS500 included SPECIFICATIONS Inputs • 1 x Trigger 12V • 2 x Balanced XLR Outputs • 2 x Goldplated Bindingpost Set (Banana plug, Spade plug or Bare wire) CONTENTS OF PACKAGING • Complete stereo case • 2x Nilai500 amplifier module • 1x PS500 Power Supply • Complete internal cable harness • Complete mounting set • Nilai500 stereo kit user assembly guide • Nilai500 stereo kit user manual Also available as 500W mono kit
- Inputs: 1 x Trigger 12V
- Inputs: 2 x Balanced XLR
- Outputs: 2 x Goldplated bindingpost set
Nilai500 Mono Kit
Nilai® Class D technology is here! Unleash the power of high-fidelity audio with the Nilai500 Mono Kit — the ultimate DIY amplifier solution for audio enthusiasts. Built around the state-of-the-art Nilai500 amplifier module designed by Hypex, this kit offers unmatched performance, ease of assembly, and flexibility for creating your own premium mono-channel amplifier. The Nilai500 module delivers high-end performance with low distortion, high efficiency, and superb linearity, ensuring pristine, audiophile-grade sound. It is engineered to provide a clean and accurate audio signal, allowing every nuance of your music to be faithfully reproduced. The module's advanced Nilai® technology contributes to its high efficiency, reducing heat dissipation and enhancing overall system reliability. PS500 The kit also includes the PS500 power supply, which is engineered with high quality, efficiency, and reliability in mind. This regulated power supply minimizes noise and distortion while providing robust power output. A regulated power supply ensures consistent voltage and current delivery, preventing fluctuations that can introduce noise and distort the audio signal. As a result, you get a cleaner, more accurate sound with improved dynamics, detail, and clarity. power to deliver This kit provides an impressive output of 500 watts at 2 ohms, 525 watts at 4 ohms and 260 watts at 8 ohms, making it capable of driving demanding speakers with ease and delivering dynamic, powerful audio. Too much power for your speakers? For medium-sized speakers, please consider the Nilai500 stereo kit, which provides a suitable balance of power and performance for a variety of listening environments. No soldering required! The kit includes all necessary components and straightforward instructions, making it accessible for beginners and experienced DIYers alike. Also, a building instruction video is available at the video tab. Seamlessly integrate this amplifier with other components in your audio system using the available 12V trigger input for synchronized power control. You'll also find a user-friendly on/off switch button on the front panel for easy access and operation. PERSONALIZE Perfect for creating a high-power, dual-mono setup or expanding your existing multi-channel audio system, this kit is equipped with a rear LED switch that allows you to easily adjust the brightness of the front LED, ensuring it fits perfectly with your room's ambiance or matches the brightness of your setup. The kit also offers flexibility to tailor the final build to your personal style or existing setup with the available faceplates. Whether you're an audiophile or a DIY enthusiast, the Nilai500 mono kit brings the joy of building your own high-performance amplifier with professional-level results. Experience the benefits of Hypex's cutting-edge Nilai® amplification technology, with reduced heat dissipation, higher efficiency, and exceptional sound quality. The Nilai500 mono kit is a perfect match with the Hypex Direct PreAmplifier, allowing you to create a complete, high-performance audio system with seamless integration and exceptional sound quality. Build your own audio masterpiece with the Nilai500 mono kit and enjoy uncompromised sound quality, tailored to your taste. Warranty: 5 years / 20.000h FEATURES • Ultra Low Distortion • Very Low Idle Power • Very Low Noise • Very Low Output Impedance • Incorporates Audiophile Components SPECIFICATIONS Inputs • 1 x Trigger 12V • 1 x Balanced XLR Outputs • 1 x Goldplated Bindingpost Set (Banana plug, Spade plug or Bare wire) THIS KIT CONTAINS • Complete Hypex Direct Nilai500 mono case “matte black”, • Complete internal cable harness, • PS500 power supply, • Nilai500 amplifier module, • Inputboard & Frontboard, • All needed mounting materials, • Assembly instruction, • 1.5mm Allen key, • 2.5mm Allen key, • TX-10 Torx key, • TX-20 Torx key Also available as 2 x 250W stereo kit
- Inputs: 1 x Trigger 12V
- Inputs: 1 X Balanced XLR
- Outputs: 1 x Goldplated bindingpost set
What is a Hypex amplifier kit?
A Hypex amplifier kit is the most straightforward path to building a serious high-end amplifier yourself. Instead of sourcing compatible components separately, a kit combines the essential building blocks needed to create a complete amplifier platform. Depending on the kit, these building blocks may include amplifier modules, matching power supplies, and carefully selected supporting components that are designed to work together. The result is a solution that removes much of the complexity from amplifier building while preserving the flexibility and satisfaction that make DIY audio so rewarding. At the heart of every Hypex kit lies the same philosophy: exceptional sound quality through great engineering. From NCORE® and NCOREx® technologies to the latest Nilai® platform, every kit is designed to deliver the performance, efficiency, and reliability that have defined Hypex for decades. For builders, that means less time worrying about compatibility and more time enjoying the music.
Tips for building your own Hypex DIY amplifier
Building your own amplifier is one of the most satisfying projects in audio. The moment your system powers up for the first time and starts playing music through something you built yourself is difficult to beat. The best place to start is preparation. Before opening the packaging, take some time to review the documentation and familiarise yourself with the components. Understanding how everything fits together makes the build process smoother and more enjoyable. Work on a clean, organised surface and keep components arranged logically as you assemble the system. Take your time with wiring and connectors, and always double-check polarity before applying power. For builders who enjoy customisation, a Hypex kit can also serve as the foundation for more advanced projects. Custom enclosures, upgraded connection options, distinctive layouts and specialised integrations are all possible once the core system is complete. Most importantly, don't let the technology intimidate you. These kits are designed to make high-end audio accessible. If you can work carefully and follow clear instructions, you can successfully build a Hypex.
Assortment of Hypex amplifier kits
Every listener has a different goal, which is why Hypex offers amplifier kits for a wide variety of applications. For traditional two-channel listening, stereo amplifier kits provide a complete solution capable of driving a pair of loudspeakers with authority and refinement. These are often the starting point for builders looking to create a high-performance HiFi system. Mono amplifier kits take performance a step further by dedicating an entire amplifier channel to a single loudspeaker. Popular among audiophiles and demanding loudspeaker systems, monoblocks maximise channel separation and offer exceptional flexibility for high-end setups. Builders interested in active speakers and single subwoofers can use Hypex technologies as the foundation for more specialised systems, combining amplification with DSP and custom loudspeaker design. Whether your project is a compact desktop amplifier, a powerful listening-room setup or a multi channel audio system, there is a Hypex kit designed to help bring it to life.
Key features of Hypex DIY amplifier kits
High-end audio is about more than specifications, but great specifications are often where great sound begins. FeatureBenefitAdvanced Class D technologyHigh efficiency and low heat generationLow distortionPreserves the integrity of the original recordingLow noise floorCreates a silent background for greater detail retrievalMatching power suppliesSimplifies integration and system designAdvanced protection systemsSupports safe and reliable operationCompact architectureEnables elegant amplifier designsDIY-friendly constructionAccessible to both beginners and experienced buildersHigh-performance amplifier platformsBased on proven Hypex technologies including NCORE®, NCOREx® and Nilai® Together, these features create amplifiers that deliver clean dynamics, strong loudspeaker control and the transparency that audiophiles expect from a serious listening system.
Why choose Hypex for your DIY amplifier project
Building your own amplifier should be exciting, not overwhelming. That is exactly why so many DIY enthusiasts choose Hypex. Our technologies have earned a reputation for combining objective performance with real-world musical enjoyment. The amplifier platforms are trusted by loudspeaker manufacturers, OEM partners and dedicated audio enthusiasts around the globe, but they remain accessible enough for builders working on their first serious DIY project. With Hypex, you are not simply buying a collection of parts. You are investing in a proven platform built on decades of amplifier development, engineering expertise and continuous innovation. And when the project is finished, the reward is something special: a high-performance amplifier that you built yourself.
Buy your amplifier kit online at HypexDirect
Ready to start building? Explore the complete range of Hypex amplifier kits and find the solution that matches your listening goals, loudspeakers and ambitions. With worldwide shipping, secure ordering and support from people who genuinely understand audio, getting started is easier than ever. Choose your kit, clear some space on the workbench and prepare for the most enjoyable part of DIY audio: the first listening session. Build with confidence. Build with Hypex.
FAQ's about amplifier kits
Can I build a Hypex amplifier kit without prior experience?
Absolutely. Hypex amplifier kits are designed for builders of all experience levels. Clear documentation, carefully selected components, and straightforward assembly make them approachable for newcomers while still offering the performance experienced enthusiasts expect. You do not need a laboratory full of equipment or an engineering degree to get started. A careful approach, basic tools, and attention to detail are often all that is required for a successful build.
What makes Hypex Ncore amplifier kits stand out?
NCORE® technology changed expectations of what Class D amplification could achieve. By combining exceptionally low distortion, low noise and strong loudspeaker control, NCORE became one of the most respected amplifier platforms in high-end audio. For builders, this translates into transparent sound reproduction, excellent dynamics and measured performance that continues to impress years after its introduction. It is one of the key reasons why NCORE remains such a popular choice among audiophile DIY enthusiasts.
Are Hypex amplifier kits suitable for custom projects?
Very much so. Many builders use Hypex kits as the foundation for highly personalised amplifier projects. Some create bespoke enclosures, others integrate their kits into active 3-way loudspeaker systems, subwoofer designs or multichannel installations. The modular nature of Hypex technology allows significant flexibility while maintaining the reliability and performance of a proven platform. Think of the kit as the foundation. What you build around it is entirely up to you.
What is the difference between a stereo and a mono kit?
A stereo amplifier kit contains two amplifier channels within a single system and is designed to drive the left and right loudspeakers of a conventional audio setup. For most HiFi systems, a stereo kit offers an elegant and practical solution. A mono amplifier kit, often referred to as a monoblock, dedicates the entire amplifier to a single channel. To create a stereo system, two mono amplifiers are used, one for each loudspeaker. Many enthusiasts choose monoblocks when maximum channel separation, flexibility or performance is the goal. Stereo kits focus on convenience and simplicity, while mono kits are often selected for more ambitious high-end projects. The right choice depends on your system design, available space and listening goals. Both approaches can deliver exceptional results when built around Hypex technology.