Si tienes un talky TH D74 tienes disponible nuevo firmware desde el 30 de octubre 2019 .Version 1.10
Lo nuevo: (Te lo dejamos en inglés, porque deberias saber inglés para instalar la actualización correctamente, si no lo sabes, NO LO ACTUALICES 🙂 )
Updated items : (Version 1.09 
1.10) [October 30, 2019]
1. APRS «Tune» (QSY) operation sets D-STAR gateway communication when D-STAR repeater information is included in the QSY information of the received APRS packets even if without frequency information.
The update is based on a revision of the QSY format. For details, please refer to the following web page by WB4APR Mr. Bob Bruninga (updated on September 30, 2019).
http://aprs.org/info/freqspec.txt
The following symptoms are revised.
1. APRS message line number may not be backed up when turning the transceiver off.
2. APRS telemetry packets may not be displayed correctly.