PT2

PT2 by Earth Soft (アースソフト) is a PCI digital TV tuner card designed for the Japanese broadcast ecosystem. It supports both terrestrial digital (ISDB-T) and BS/110°CS satellite (ISDB-S) signals, making it a popular choice for building reliable, multi-channel PC-based DVR systems.

Key features:

• Four independent tuners: two for ISDB-T and two for ISDB-S
• Simultaneous viewing and recording across multiple channels
• Full transport stream (TS) capture for lossless recording
• Broad software compatibility on Windows (e.g., TVTest and other BonDriver-based apps) and community support on Linux
• EPG support, time-shifting, and scheduled recordings via compatible applications

Requirements and notes:

• Standard PCI slot and adequate storage bandwidth for TS recording
• Terrestrial and satellite antenna connections are required
• A B-CAS card and compliant software/hardware are necessary to view or record encrypted broadcasts in Japan
• No analog input or IR remote is included
• Production has ended; availability is generally limited to the secondary market. PT3 is the successor model

PT2 is known for its stability, low overhead, and robust ecosystem, making it a trusted choice among enthusiasts and home media server builders who need dependable multi-channel digital TV reception and recording in Japan.

PT2 is developed by アースソフト and is used by 3 users of Software Informer. The most popular versions of this product among our users are: 2.0, 2.1, 3.0, 3.1 and 4.0.