Tolong jelaskan mengenai R-145BM/L1 – Signals vehicle. dari BTR-60

R-145BM/L2I – Signals vehicle with radiosets R-111, R-123MT, R-130M, R-809M2, R-859D and R-863 of −802

P-238BT – Switchboard vehicle (kompleksnaya apparatnaya telegrafnoj svyazi) SAS- and Chiffrier Services

P-239BT – Switchboard vehicle (kompleksnaya apparatnaya telegrafnoj svyazi) SAS- and Chiffrier Services

P-240BT – Switchboard vehicle (kompleksnaya apparatnaya telefonnoj svyazi) SAS- and Chiffrier Services

P-241BT – Switchboard vehicle (kompleksnaya apparatnaya telegrafnoj svyazi) SAS- and Chiffrier Services

Sedad - Version of the BTR-60PB with the turret replaced with a 23mm ZU-23-2 cannon installed with an optical device and CCD camera to allow the gunner to fire from inside the vehicle with day/night firing capability.