How to choose board type instrument and standard type instrument?

instrument or PCBA card.

1. The board-type instrument has the advantage of small size, but generally requires secondary development and insertion into the card slot, which is not convenient for debugging, observation and use, and is not suitable for quick installation and subsequent maintenance.

2.   The standard type of instrument has the advantages of easy operation, easy calibration, intuitive display on the display screen, and standard communication interfaces (USB, COM, LAN, etc.) that can be directly connected to the test platform.