All ham gear aboard the ISS is tuned OFF when missions are heading towards it, leaving it, and during EVAs/spacewalks - like what is happening right now! Watch live coverage of Russian Cosmonauts Oleg Artemyev and Denis Matveev on NASA TV - they began about 13:20 UTC and are expected to be working about seven hours.

https://www.nasa.gov/multimedia/nasatv/index.html#public