The Hitachi PL-2142 3-way Crossover Network Switch is a vintage networking device hailing from the 1970s. This historical piece of technology is a testament to the evolution of networking technology, offering a unique blend of history and functionality.
The Hitachi PL-2142 is a 3-way crossover switch, meaning it can interconnect three devices - two computers and a printer, for instance - without the need for separate crossover cables. Its three RJ-45 ports are color-coded for easy identification: port 1 is blue, port 2 is green, and port 3 is orange.
The Hitachi PL-2142 is constructed from high-quality components, ensuring reliable and stable network connections. Its robust design includes a metal casing, providing both durability and a classic aesthetic appeal. The switch measures approximately 15.7 x 10.8 x 3.2 centimeters and weighs around 340 grams, making it a compact yet sturdy addition to any vintage or nostalgic networking setup.
This vintage switch operates on a 3-phase power supply, which may require the use of a transformer for modern power outlets. It has a maximum power consumption of 2.5 watts, making it energy-efficient by today's standards.
The Hitachi PL-2142 3-way Crossover Network Switch is a must-have for networking enthusiasts, collectors, or anyone with an appreciation for the history of technology. Connecting it to a modern network may require additional components, but the experience of using a piece of networking history is well worth the effort.
To use the Hitachi PL-2142 in a modern setting, you might need to employ a few workarounds:1. Obtain a 3-phase power adapter or transformer, as this vintage switch does not support modern single-phase power outlets.
2. Connect the switch to a modern network via a suitable network interface card (NIC) or a USB network adapter.
3. Configure the modern network devices to work with the Hitachi PL-2142, as it may not support the latest networking protocols.
By acquiring and using the Hitachi PL-2142 3-way Crossover Network Switch, you will not only add a fascinating piece of networking history to your collection but also gain valuable insights into the evolution of networking technology.
The Hitachi PL-2142 3-way crossover is an older networking device that was commonly used in the 1970s. While it may hold historical significance, it's important to consider both the pros and cons before deciding to purchase one.
Pros:1. Historical Value: The Hitachi PL-2142 is a piece of networking history. It can be an interesting addition to a vintage technology collection or a teaching tool for students learning about early networking technologies.
2. Manual Configuration: Since it's an older device, it might offer a hands-on experience for network administrators who want to experiment with manual configuration and understand the intricacies of traditional network designs.
Cons:1. Obsolete Technology: The Hitachi PL-2142 is not compatible with modern networking standards and protocols. It can only be used in specific, older networking environments.
2. Lack of Features: Compared to modern networking devices, the Hitachi PL-2142 lacks several features such as auto-negotiation, link pulse detection, and support for PoE (Power over Ethernet).
3. Cost: Given its age and limited functionality, the Hitachi PL-2142 may be more expensive than a modern networking device with similar or better capabilities.
4. Limited Availability: Due to its age, finding a working Hitachi PL-2142 in good condition can be challenging and time-consuming.
In conclusion, while the Hitachi PL-2142 3-way crossover may hold historical value and provide a unique hands-on experience, its limited functionality and obsolete technology make it a less practical choice for modern networking environments. Instead, it's recommended to invest in modern networking devices that offer better performance, compatibility, and features.
Details:
Each is clean and in good working condition. Included are the original speaker wire hookups with a red and black spring loaded connector-all contacts in good condition work properly. 4 1/2 x 3/4 inch circuit board size. Mounting screws and black rubber standoffs included.
Suitable for replacement use or DI type speaker systems. All wiring remains in place with 1/8 inch spade lugs attached to each lead. Mouse over the photo images to zoom in. Part numbers are as follows: PLC-2142, 398150, 2591111 and 3981501 on each crossover.
Offered is a nice pair of Hitachi 3-WAY crossover networks.
specifications vintaspeaker:
- brand: Hitachi
- mpn: Plc-2142
- model: 3-way
- part type: Network Crossover
- country/region of manufacture: Japan
general vintaspeaker:
- category: Electronics > Audio Video > Vintage Speakers
shipping vintaspeaker:
- transit: 4-9 days
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- policy: returns accepted
- time: 14 days
- paid by: buyer
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offer vintaspeaker:
- sold #: 21
- started: march 29, 2025
- quantity: 1
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