JTDX version 2.2.160 is a major update to the popular digital mode software for ham radio, currently in its Release Candidate (RC) stages. While official public distribution has been limited, several RC builds (such as rc7 and rc8) have introduced critical features for DXing and modern protocol support. Key Features in JTDX 2.2.160

Audio Precision: The 32-bit audio version offers better suppression of unwanted side emissions in the TX spectrum, perfect for high-dynamic-range SDR setups.

this version has no contest function. заливал свой лог в LoTW (пользователь LoTW) JTDX 2.2.160-rc10 build_3 - RDRC - РЦРК

It looks like you're asking about JT-DX version 2.2.160 (often written as jtdx-2.2.160 or 22160).

The Ultimate Guide to JTDX 2.21.6.0

1. What is JTDX?

JTDX (JTDecode X) is an alternative software for the WSJT-X modes (FT8, FT4, JT65, etc.). While WSJT-X is the "official" software, JTDX is a fork developed by the amateur radio community with a focus on:

B. Settings > Audio