J-Works has start shipping model JSB-380 USB 2.0 Controlled Multi-Function module with 4 Relays, 4 ADC channels and 4 Digital Opto-Isolated inputs. Each Analog to Digital Converter (ADC) can measure ...

The Expert I/O 1000 input/output control module features a simple USB connection to control 16 digital inputs, 16 digital outputs, two analog outputs, six analog inputs, and two brush dc motor ...

Promising to deliver low-cost analog and digital I/O to PC users, the Personal Measurement Device modules are compatible with USB 1.1/2.0 and support Windows 98SE/ME/2000/XP operating systems. Model ...

[Scott Harden] has already produced some projects which measure analog inputs. But he’s got plans for more and wanted a base system for graphing analog signals. You can see the small board next to his ...