The radio you described is a mid 1990s 2 meter/70cm ham radio
RTTY and PSK 31 are more of a HF modes than VHF modes. There are mods on the internet in how to interface a TNC (terminal node controller) into the radio, but on VHF/UHF you will find more people doing packet radio or the newest thing of APRS (basically tracking and SMS by ham radio)
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You won’t be able to control it by computer.
The radio you described is a mid 1990s 2 meter/70cm ham radio
RTTY and PSK 31 are more of a HF modes than VHF modes. There are mods on the internet in how to interface a TNC (terminal node controller) into the radio, but on VHF/UHF you will find more people doing packet radio or the newest thing of APRS (basically tracking and SMS by ham radio)