Download center
Firmware, drivers, tools & documents
The download center hosts current firmware versions, tools and datasheets for all SCS modems – both current and legacy. Updates for the P4dragon series are always free of charge.
Sections
General
- SCS USB driver installer 2.08.24 (Windows XP and higher)
- SCS macOS USB driver (macOS 10.11 – 10.13)
- SCSupdate 2.0.0.11 (deprecated – please use P4config)
- SCSmail 2.3.0.1
- Easytransfer 5.30 (not recommended for new installations)
- Alpha 4.0 – terminal program for PTC modems
- Using USB modems as network modems (PDF)
- PMON – PACTOR monitoring utility for Linux
- PMON_LZH tool for Windows (requires DR-7800 or DR-7400)
- PMON_LZH tool – source code
P4dragon series (DR-7800 / DR-7400)
- DR-7X00 installation guide
- P4config 1.1 – P4dragon configuration tool
- Datasheet DR-7800
- Datasheet DR-7400
- P4dragon firmware 2.45.00 · Firmware history
- Update info firmware 1.10 – Auto Decoder
- Update info firmware 1.17 – PACTOR monitor
- Update info firmware 2.00 – Packet Radio
- Update info firmware 2.10 – Robust Packet Radio (RPR)
- Update info firmware 2.20 – APRS support
- Update info firmware 2.30 – improved long-term stability
- Update info firmware 2.40 – general improvements
- Update info firmware 2.42 – PACTOR AES-256 encryption
- P4dragon DR-7X00 with Linux
P4dragon 2G ALE / AES firmware
The optional ALE firmware adds the 2G ALE standard (MIL-STD-188-141) and native AES-256 encryption to P4dragon modems. Before purchasing an ALE license, 100 free ALE trial links are available.
Tracker / DSP TNC
- Firmware 1.7m (ZIP incl. manual and update info)
- Installation guide
- TRConfig 2.0
- Manual 1.7
- Datasheet Tracker / DSP TNC
PTC-III series
PTC-II series
Legacy / out-of-production modems
PTC-II series (out of production)
- Firmware 4.1r for PTC-IIusb
- Firmware 4.1r for PTC-IIex
- Firmware 4.1r for PTC-IIpro
- Firmware 4.1r for PTC-IIe
- Firmware 4.1r for PTC-II (2 MB)
- Firmware 4.1r for PTC-II (512 k)
- Manual 4.0 PTC-IIusb
- Manual 4.0 PTC-IIex
- Manual 4.0 PTC-IIpro
- Manual 4.0 PTC-IIe
- Manual 4.0 PTC-II
PTC series
Documents & protocol specs
External links
Note: All downloads are currently still served from
p4dragon.com / scs-ptc.com. They will be migrated to
scs-pactor.com step by step. If you experience trouble with a
download, please contact support.