While I'm driving my headlights n radio shuts on and off itself?? Help!!! on 1995 Volkswagen Passat

Anytime I drive my car will turn off itself then turn back on..if its night the lights n everything turns off. I have to reprogram the radio because it acts like the battery is disconnected. What can be the problem?

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1 answer 1 comment
ck wiring to radio for loose connections or issues with pwr source
Thank u!