U2irda Mini 4 Mbps Fir Usb Irda 20 Portable
U2IrDA Mini 4 Mbps FIR USB IrDA 2.0 Portable Adapter (often associated with brands like ACTiSYS, Gearmo, or StarTech) is a compact dongle designed to add infrared communication capabilities to modern computers. It allows for wireless data transfer between a PC and IrDA-compliant devices like medical instruments, dive computers, and legacy PDAs. Key Features and Specifications USB to Infrared IrDA Adapter - StarTech.com
The adapter is a vital piece of hardware that keeps older, perfectly functional equipment in service today. By leveraging the
The U2IRDA Mini 4 Mbps FIR USB IrDA adapter has several technical specifications that make it an efficient and reliable device. It has a transmission distance of up to 1 meter, allowing users to transfer data between devices that are up to 3 feet apart. The adapter also has a high-speed data transfer rate of up to 4 Mbps, making it ideal for transferring large files quickly.
The adapter is bus-powered, meaning it draws power directly from your computer's USB port and requires no external power adapter. u2irda mini 4 mbps fir usb irda 20 portable
The is a portable, high-speed infrared data communication device designed to bridge the gap between modern USB-equipped computers and legacy IrDA-compliant hardware. It utilizes Fast Infrared (FIR) technology to achieve transfer speeds significantly higher than standard serial infrared connections, making it a specialized tool for synchronizing data with older PDAs, dive computers, and medical instruments. Core Technical Specifications
The term “4 Mbps FIR” in the product name is the key differentiator—cheaper dongles often max out at 115.2 kbps (SIR only).
Adhering to the IrDA 1.3 specification ensures that the adapter handles optical pulse modulation precisely. It communicates using a standard 880-nanometer infrared wavelength over a direct line-of-sight range, typically spanning up to 1 meter (3.3 feet). 3. USB 2.0 Bus-Power Integration U2IrDA Mini 4 Mbps FIR USB IrDA 2
In real-world use, the effective communication distance for this dongle was about when communicating at 4Mbps speeds. It weighed approximately 70 grams and was often sold with a driver CD and a short USB extension cable for easier positioning.
If you are looking for a new IrDA solution today, you have several choices compared to hunting down a vintage U2IRDA on eBay:
The U2IrDA Mini's support varies drastically by OS, which is the most important factor in determining if you can use one of these adapters today. By leveraging the The U2IRDA Mini 4 Mbps
Spectrophotometers, balances (scales), and weather stations from brands like Mettler Toledo, Ohaus, and Vaisala often include IrDA ports for wireless data capture. The U2IRDA replaces expensive proprietary cables.
The U2IRDA Mini is one of the few remaining affordable USB IrDA adapters that actually support . It’s ideal for retro computing enthusiasts, industrial maintenance, and anyone who needs to bridge the gap between legacy IR devices and modern USB-only systems. Just remember to manage driver expectations on newer Windows versions.