Description
Product Overview
The Bloepum 2X DC 4.5V‑5.5V 6‑Bit Digital Clock Kit delivers a fully assembled learning platform that combines classic CD series logic chips with a vivid red LED display, enabling precise 24‑hour timekeeping without any microcontroller code. Each component, from the CD4518 timer to the CD4013 flip‑flop, is selected for stability, low power consumption, and ease of soldering, making the kit suitable for both novice hobbyists and seasoned educators.
Designed with a compact black enclosure measuring 5.12 x 3.15 x 3.15 inches, the kit occupies minimal bench space while providing a clear view of the internal circuitry. The weight of 7.1 ounces ensures portability for classroom demonstrations or field training sessions, and the robust plastic housing protects the delicate silicon devices from accidental impacts.
All necessary components are included: a high‑frequency oscillator, a binary counter, a BCD‑to‑7‑segment decoder, and a set of resistors and capacitors that form a reliable timing chain. The kit does not require any external batteries, drawing power directly from a 4.5V‑5.5V DC source, which simplifies setup and reduces long‑term operating costs.</n
Technical specifications highlight a 6‑bit architecture capable of displaying hours, minutes, and seconds with a single red LED tube, providing an intuitive visual reference for time‑sensitive projects. The clock maintains accurate seconds by dividing a high‑frequency signal, ensuring that the displayed time remains consistent even under varying ambient conditions.
Beyond its primary function as a clock, the kit serves as a versatile teaching tool for concepts such as binary counting, frequency division, and digital decoding. Instructors can demonstrate how each chip contributes to the overall timing mechanism, reinforcing theoretical lessons with hands‑on experimentation.
Quality assurance is reinforced by Bloepum’s rigorous testing procedures, which include temperature cycling, voltage tolerance checks, and long‑duration operation trials. Each unit shipped meets the same high standards that earned the product a #75 ranking in the Clock Integrated Circuits subcategory on Amazon.
The kit’s design emphasizes safety: all exposed solder joints are insulated, and the voltage range is limited to a safe low‑voltage DC input, reducing the risk of electric shock during classroom use. Clear labeling on each component further assists users in identifying parts quickly, streamlining the assembly process.
Overall, the Bloepum 2X DC Digital Clock Kit combines educational value, reliable performance, and durable construction, making it an ideal addition to any electronics curriculum, maker space, or personal workshop.
Usage
Educators can integrate the clock kit into curricula covering digital electronics, timing circuits, and practical soldering techniques. By assembling the kit, students gain confidence in handling surface‑mount and through‑hole components, while observing real‑time results on the red LED display.
In a workshop setting, hobbyists often use the kit as a foundation for more complex projects, such as adding alarm functions, integrating temperature sensors, or expanding the display to include additional digits. The modular nature of the CD series chips allows for straightforward modifications without extensive redesign.
For welding training programs, the clock provides a visual timer that can be synchronized with welding equipment to monitor operation durations, ensuring consistent weld quality and adherence to safety standards. The clear digital readout assists trainees in maintaining precise timing during practice runs.
Field engineers deploying portable diagnostic tools may find the kit useful as a reliable time reference when logging test results in environments lacking network connectivity. Its low power requirement and compact size enable operation from portable DC power packs.
DIY enthusiasts often incorporate the clock into retro‑style electronic art installations, where the red LED tube adds a nostalgic aesthetic while delivering functional timekeeping. The kit’s simplicity encourages creative adaptations, such as coupling it with sound modules or light‑sensing circuits.</n
In academic research labs, the clock can serve as a baseline timing module for experiments that require synchronized data acquisition, offering a cost‑effective alternative to more expensive programmable timers.
Home automation hobbyists may connect the clock output to microcontroller‑free control circuits, using the 1 Hz pulse to drive simple relay‑based scheduling systems for lights or fans, demonstrating the enduring relevance of discrete logic solutions.
Overall, the kit’s versatility across educational, industrial, and hobbyist domains underscores its value as a multi‑purpose timing device that adapts to a wide range of practical applications.

Why Choose Us
Bloepum’s reputation for delivering high‑quality semiconductor kits is backed by years of experience in the industrial and scientific market, ensuring that each clock kit meets stringent performance criteria and durability expectations.
Our commitment to customer satisfaction includes a responsive technical support team that assists with assembly questions, troubleshooting, and suggestions for extending the kit’s functionality, providing peace of mind for both educators and hobbyists.
All components are sourced from reputable manufacturers, and each chip undergoes functional testing before packaging, guaranteeing that the clock operates reliably from the first power‑on.
The kit’s design emphasizes ease of use: clear silk‑screen markings on the PCB, a comprehensive step‑by‑step assembly guide, and a parts list with reference designators simplify the building process, reducing the learning curve for beginners.
We prioritize environmental responsibility by using recyclable packaging materials and ensuring that the product complies with RoHS directives, reflecting our dedication to sustainable manufacturing practices.
Our after‑sales warranty covers defects in materials and workmanship for a full year, reinforcing confidence in the product’s longevity and providing a safety net for institutional purchasers.
By choosing Bloepum, customers gain access to a community of users who share project ideas, modifications, and educational resources, fostering collaborative learning and continuous improvement.
Finally, the competitive pricing of $17.99 positions the kit as an affordable yet comprehensive solution, delivering exceptional value without compromising on quality or educational impact.
Key Features
- Complete DIY kit with all necessary CD series chips for accurate 24‑hour timekeeping
- Bright red LED display provides clear visual feedback for both training and projects
- Compact black housing ensures portability and protects components during use
- Low‑voltage DC operation (4.5V‑5.5V) eliminates the need for external batteries
- Responsive customer support and one‑year warranty for peace of mind
FAQ
What voltage range does the clock kit require?
The kit operates safely on a DC supply between 4.5 V and 5.5 V, which can be provided by a standard wall adapter or a portable power bank.
Do I need any additional components to assemble the clock?
All essential components, including the oscillator, counters, decoder, resistors, capacitors, and the red LED tube, are included in the package. No extra parts are required for basic operation.
Can the clock be expanded with additional functions?
Yes, the modular CD series chips allow users to add features such as alarm signals, temperature monitoring, or additional display digits by integrating compatible logic circuits.
Is the kit suitable for classroom use?
Absolutely. The low‑voltage design, clear labeling, and comprehensive assembly guide make it ideal for educational settings, enabling students to learn digital timing concepts hands‑on.
What warranty does Bloepum provide?
Bloepum offers a one‑year limited warranty covering any defects in materials or workmanship, backed by responsive technical support to assist with any issues.




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