0 ratings
Velleman K1803 Universal Mono Pre-Amplifier Kit, Multi-Colour
The Velleman kit is the perfect pre-amplifier for weak input audio signals.
Velleman K1803 Universal Mono Pre-Amplifier Kit, Multi-Colour
Item #: 3964851

Velleman K1803 Universal Mono Pre-Amplifier Kit, Multi-Colour

Item #: 3964851

USD 30

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Friday, August 21
Our Top Logistics Partners
  • fedex
  • dhl
The Velleman kit is the perfect pre-amplifier for weak input audio signals.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Versatile Adjustability
The Velleman K1803 allows users to customize audio signals, catering to various needs from home audio setups to more complex sound systems, ensuring optimal sound quality for diverse applications.
Multi-Colour Design
This pre-amplifier kit comes in a vibrant multi-colour design, adding an aesthetic appeal to any audio project, making it not just functional but visually engaging for enthusiasts.
Easy Assembly
The kit is designed for straightforward assembly with clear instructions, making it an ideal choice for beginners who want to delve into audio electronics without overwhelming complexity.

Product Details

Enhance weak audio signals with the Velleman K1803 Universal Mono Pre-Amplifier Kit. Ideal for various applications including microphone pre-amplification and level correction. Order now from Ubuy Turks and Caicos!
Video Output InterfaceDisplayPort, HDMI
Compatible DevicesDesktop
Graphics Card InterfacePCI-Express x16
BrandVelleman
Video ProcessorNVIDIA or AMD
Antenna LocationAudio Application
Built-In Media1 x Velleman Universal Mono Pre-Amplifier Kit
Global Trade Identification Number05410329018030
ManufacturerVelleman
Mfr Part NumberK1803
Model NumberK1803
Unit Count1.0 Count
Item Type NameUniversal Mono Pre-Amplifier Kit
Item Weight0.01 Ounces (0.28 grams)
Graphics Processor ManufacturerNVIDIA or AMD
Recommended Uses For ProductAudio Application
Included Components1 x Velleman Universal Mono Pre-Amplifier Kit

Who Should Buy?

Suitable For
  • Hobbyist Electronics

    Perfect for electronics enthusiasts who enjoy building their own audio equipment from scratch, enhancing homemade audio projects.

  • Audio Experimenters

    Ideal for audio engineers and audiophiles looking to experiment with sound quality improvements in mono setups.

  • Learning Students

    Great for students learning about electronics and audio technology; hands-on experience builds practical knowledge of audio circuits.

Not Suitable For
  • Professional Use

    Not suitable for professional audio setups requiring high fidelity and reliability; may lack performance for demanding users.

Product Description

Velleman K1803 Universal Mono Pre-Amplifier Kit, Multi-Colour

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Velleman K1803 Universal Mono Pre-Amplifier Kit used for?

    Answer: The Velleman K1803 is primarily used to amplify weak audio signals before they reach a speaker or audio device. By boosting these signals, it enhances overall audio quality and eliminates noise. This pre-amplifier kit is ideal for DIY audio enthusiasts looking to build or upgrade their audio equipment, ensuring clear sound reproduction for projects such as home theaters, musical instruments, and sound systems.
  • Question: How does the Velleman K1803 compare to other pre-amplifiers?

    Answer: Compared to other pre-amplifiers, the Velleman K1803 offers versatility and customization capabilities in a compact design. This kit allows users to assemble it according to their own electronic skills and needs. With its robust circuit design, it provides higher gain and better sound quality, making it suitable for both hobbyists and professional applications alike, such as in home audio setups or recording environments.
  • Question: Is assembly required for the Velleman K1803?

    Answer: Yes, assembly is required for the Velleman K1803 Universal Mono Pre-Amplifier Kit. The kit comes with all the necessary components and a detailed manual to guide you through the assembly process. This feature allows users to learn more about electronic circuits as they build the amplifier themselves, making it a perfect project for beginners interested in electronics or seasoned hobbyists looking to enhance their skills.
  • Question: What types of audio sources can I connect to the Velleman K1803?

    Answer: You can connect a variety of audio sources to the Velleman K1803, including microphones, guitars, and other musical instruments that require signal amplification. This pre-amplifier is ideal for scenarios like recording vocals in a studio, amplifying a guitar signal for live performances, or improving TV audio output, providing flexibility across different audio applications.
  • Question: What is the power supply requirement for the Velleman K1803?

    Answer: The Velleman K1803 requires a DC power supply of typically 12V. This requirement allows the amplifier to operate effectively and deliver optimal audio performance. For best results, ensure that the power supply matches the specifications outlined in the kit's manual, creating a stable power source to enhance the quality of sound you will experience whether in a home audio setup or during a live performance.
  • Question: Can the Velleman K1803 be used in home theater systems?

    Answer: Absolutely! The Velleman K1803 is an excellent addition to home theater systems. By connecting this pre-amplifier between your audio source and speakers, you can achieve stronger audio signals that provide clearer sound quality and more immersive listening experiences during movies or music playback. Its versatility makes it a valuable component in enhancing your overall audio experience.
  • Question: Is the Velleman K1803 suitable for beginners in electronics?

    Answer: Yes, the Velleman K1803 is particularly suitable for beginners in electronics. The kit comes with straightforward instructions and all necessary components, making it easier to understand the principles of building and wiring a pre-amplifier. Beginners can gain hands-on experience while enhancing their understanding of audio electronics and amplification techniques, making it an excellent starting point for their learning journey.
  • Question: What components are included in the Velleman K1803 kit?

    Answer: The Velleman K1803 kit includes a printed circuit board (PCB), resistors, capacitors, transistors, a power connector, and other essential electronic components. Additionally, you'll find a wiring guide and assembly instructions. Having all these components allows users to create a fully functional pre-amplifier, and the detailed instructions help facilitate the assembly process, making it user-friendly for both beginners and experienced builders.
  • Question: Can I customize the Velleman K1803 for different audio applications?

    Answer: Yes, the Velleman K1803 allows for customization, making it suitable for various audio applications. Depending on your preferences, you may modify the circuit components to adjust the gain, frequency response, or overall performance. This adaptability means you can tailor it specifically for your home audio needs, live sound setups, or even studio recording applications, enhancing its versatility.
  • Question: Where can I buy the Velleman K1803 Universal Mono Pre-Amplifier Kit in Turks and Caicos?

    Answer: You can buy the Velleman K1803 Universal Mono Pre-Amplifier Kit from Ubuy. This platform offers a seamless shopping experience, providing multiple options and quick access to various electronic components, including the K1803 kit, ensuring you find exactly what you need for your audio projects.

Velleman Graphics Cards K1803 Editorial Review

The Velleman K1803 Universal Mono Pre-Amplifier Kit is a compact and affordable option for boosting the signal of a microphone or pickup. The kit comes with clear and easy-to-follow instructions, making it suitable for beginners. The pre-amplifier works well for microphone level signals, but may not provide quality output for lower level signals such as pickups. It has adjustable output level and a frequency range of 20Hz to 20kHz. The kit is well-made and offers good value for money.

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • Clear and easy-to-follow instructions
  • Compact and affordable
  • Adjustable output level
  • Good value for money

Cons

  • May not provide quality output for lower level signals

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.