What Is This Tool?
This converter transforms data transfer rates from STM-4 (signal), an optical transmission frame used in telecom networks, to SCSI (Fast Ultra Wide), a legacy parallel data interface mode for storage devices. It helps compare and integrate data transfer capabilities across different technologies.
How to Use This Tool?
-
Enter the data transfer value in STM-4 (signal) units
-
Select STM-4 (signal) as the source unit and SCSI (Fast Ultra Wide) as the target unit
-
Click the convert button to see the equivalent rate in SCSI (Fast Ultra Wide)
-
Review the result to assist with system design or performance analysis
Key Features
-
Converts data transfer units between STM-4 (signal) and SCSI (Fast Ultra Wide)
-
Supports telecommunications and legacy storage interface contexts
-
Displays equivalent throughput values based on defined conversion rates
-
Uses a direct conversion formula without protocol or interface adjustments
-
Browser-based and easy to use without installation
Examples
-
2 STM-4 (signal) converts to 3.888 SCSI (Fast Ultra Wide)
-
0.5 STM-4 (signal) converts to 0.972 SCSI (Fast Ultra Wide)
Common Use Cases
-
Comparing data transfer capabilities between high-speed optical telecom networks and legacy parallel storage interfaces
-
Planning optical network infrastructure involving STM-4 links
-
Managing IT environments that need integration between telecom and legacy SCSI storage equipment
-
Evaluating performance equivalences for system upgrades or design
Tips & Best Practices
-
Understand that the conversion is theoretical and does not include protocol overhead
-
Use this tool for performance estimation and planning rather than precise operational metrics
-
Be aware of physical and technological differences between the units being converted
-
Consult technical documentation for detailed network or storage system specifications
Limitations
-
This conversion reflects only theoretical throughput equivalence without real-world performance considerations
-
Protocol overhead and physical interface differences are not accounted for
-
SCSI (Fast Ultra Wide) is a legacy standard with limited use in modern systems
-
STM-4 relates to optical network rates which differ in application from storage interfaces
Frequently Asked Questions
-
What does STM-4 (signal) represent?
-
STM-4 (signal) is the Synchronous Transport Module level‑4 in the Synchronous Digital Hierarchy, a standardized optical frame with a nominal rate of 622.08 Mbit/s used to transport digital traffic and management information.
-
Is SCSI (Fast Ultra Wide) still widely used?
-
SCSI (Fast Ultra Wide) is a legacy parallel interface mode used mainly in older servers and storage systems; it is less common in modern IT environments.
-
What is the conversion rate between STM-4 (signal) and SCSI (Fast Ultra Wide)?
-
The conversion rate is 1 STM-4 (signal) equals 1.944 SCSI (Fast Ultra Wide).
Key Terminology
-
STM-4 (signal)
-
A standardized optical transmission frame in SDH with a 622.08 Mbit/s line rate used to carry multiplexed digital traffic and overhead.
-
SCSI (Fast Ultra Wide)
-
A legacy parallel Small Computer System Interface mode featuring a wider data bus and faster signalling for higher throughput storage connections.
-
Data transfer rate
-
The measurement of data transmission speed expressed in units like STM-4 or SCSI (Fast Ultra Wide) in this context.