Summary: The PR3, which was superseded by the PR3 Xtra, is a device that allows downloading of sound files or reflashing the firmware of a Digitrax sound decoder. These devices have been superseded by the PR4. It can also program most multifunction decoders.
Digitrax PR3 / PR3Xtra
The PR3 and PR3Xtra have been superseded by the PR4
See LocoNet Page.
The PR3 is a Digitrax LocoNet device which enables programming of multifunction decoders, as well as updating firmware in multifunction decoders and throttles. It also functions as a bridge between USB and LocoNet, allowing a computer to be connected to your LocoNet.
The PR3 Xtra was a PR3 packaged with a power supply. Otherwise it is identical.
This is the initial program loader which is used with the PR3/PR3 to update the firmware in Digitrax products. Included with the SoundLoader software. Requires a computer running MSwindows.
- Digitrax SoundLoader compatible. Programs Digitrax sound projects in to SFX decoders
- Programs CVs for most DCC multifunction decoders
- LocoNet MS100 mode
- Mac OS with JMRI
- Windows XP, Vista, 2000, 7, and 8
- Requires a programming track.
It also acts as a bridge between LocoNet and a computer. It uses a USB 2.0 interface to a computer.
For better results when programming, an 18V power supply is recommended.
Mac OS X 10.8: PR3 with OS X
The original PR3 did not come with a power supply, Digitrax recommended a maximum supply voltage of 20VDC. With the introduction of the PR3 Xtra, the voltage recommendation was lowered to 15VDC, in line with their included power supply.