All Hardware Codecs and equipment purchased from DIGIFON include 30 days unlimited telephone tech support. Thereafter standard per-call rates apply.


Tech Support Services


  • Codec Setup and Configuration Guidance
  • Signal Routing and Audio Optimization
  • Test-calls to & from compatible DIGIFON systems
  • Coordinate line repairs with telco
  • 24/7 availability if scheduled 9am-9pm. Major credit cards accepted
Per-call, in 10-minute increments
Per 10-minutes
Hourly Rate
Mon.-Fri. 9am - 9pm ET
9pm-11pm & 7am-9am & wknds
11pm - 7am

Party requesting service pays. Prices and terms subject to change. All times Eastern US time.

Science Section

Papers, Glossary & Guides to help you understand and use ISDN and audio coding.

1. About ISDN for Live Audio Networking

2. Audio Coding Algorithms

3. Cascading and Transcoding (Bridging)

4. Glossary of Terms

5. Prima and RoadRunner Configuration Help Sheet

6. Dealing With Delay

7. Motorola BitSurfr Pro Configuration Help