Softron SerialCommander (4 Ports USB to RS422 Ports)

Softron SerialCommander (4 Ports USB to RS422 Ports) SerialCommander is a single USB interface to four independent RS422 ports, communication unit. It is a small form factor box that you connect in USB to your Mac and it will add 4 RS422 serial ports on your Mac. The main use for that is to control multiple VTRs on one Mac, in order to record from them using MovieRecorder. If you own an M80 for example, with 2 SerialCommanders, you can control 8 VTRs on one Mac. This is ideal if you have a large library of tapes that you want to digitise. You will be able to capture from 8 VTRs at once, using just one Mac. Features 4 x serial RS422 ports on DB 9 No drivers required Just connect the box to your Mac in USB Compatible with MovieRecorder, or any other software that can use Serial RS422 ports System requirements separate DB9-PE connector for each RS422 port level shifters plus Power/TXD/RXD LEDs to provide a visual indication of data traffic powered from the host USB maximum RS422-level data rate is 10Mbps operating temperature range -40oC to +85oC.