sound level meter Frequently Asked Questions

The USB cannot be used as external memory because it does not support the storage class.

The USB specifications of the LA-1400/4400 series are described in the manual as 'Communication Device Class/Printer Class'. This refers to a 'virtual COM port connection', which uses USB hardware to perform RS-232C communication. Therefore, similar to RS-232C connections, a program is required (it also appears as if a COM port has been added on the PC side).

■LA-1410/1440/4440 USB specifications

In contrast, the USB specifications for LA-2560/5560/5570 are 'storage class'.

■LA-2560/5560/5570 USB specifications

If it is a storage class, mass storage class, or USB mass storage class, it can be used like an external hard drive.