262 3 20326
Lots of directional radio antennas power o2's 4G sector antennas, that are on top of a high building close to the end of Kitzingstraße, Mariendorf. It gained a second antenna per sector for Band 3 in mid-2019.
View from the south/south-east:
Seen from the south-west at Trachenbergring:
Seen from the north at Lankwitzer Straße:
Seen from the west at Haynauer Straße 56:
...compared to an old photo from March 2019: