LR4 (Long Range 4) and CWDM4 (Coarse Wavelength Division Multiplexing 4) are optical transceiver technologies used in fiber optic communications, particularly for longer-distance connections in data center and telecommunications networks. While they share similarities, there are key differences between LR4 and CWDM4:  1. Wavelengths and Multiplexing:LR4:LR4 typically uses four separate w

BiDi SFP means bidirectional small form-factor pluggable transceiver. The most distinct characteristic of the bidirectional SFP transceiver is that it is able to achieve bidirectional fiber optic communication by operating on a single fiber. Based on WDM (Wavelength-Division Multiplexing) technology, BiDi optics are able to split different wavelengths of light paths through an integrated wavelengt

The primary difference between 10 Gigabit Ethernet (10GbE) and 25 Gigabit Ethernet (25GbE) lies in their respective data rates, indicating the speed at which data can be transmitted over the network. Here are the key distinctions: Data Rate:10GbE: Supports a data rate of 10 Gigabits per second (Gbps).25GbE: Supports a higher data rate of 25 Gigabits per second (Gbps).Usage and Applications:10

FR2 and FR4 are different types of printed circuit board (PCB) materials that are commonly used in electronics manufacturing. The main differences between the two types of PCBs are their material properties and the applications for which they are most suitable.FR2 PCB:- FR2, or Fire Retardant 2, is a type of PCB material that is made from phenolic resin and cotton paper.- It has a relatively low c

A QSFP28 (Quad Small Form-Factor Pluggable 28) transceiver typically operates by aggregating multiple lanes to achieve its maximum speed rating. The QSFP28 standard supports data rates of 25 Gbps per lane, and it aggregates multiple lanes to achieve higher overall data rates.  The common configurations for a QSFP28 transceiver and their aggregated maximum speeds are:4 Lanes (4x25G):The m