UA3RF and RK3RB will be active from Montenegro 21 July - 2 August 2013 as 4O/UA3RF and 4O/RK3RB.
They will be active on 40 - 10m CW, SSB, PSK, RTTY.
They will be active from Sveti Nikola Island (IOTA EU-163) 26 - 28 July 2013 as 4O/UA3RF/P and 4O/RK3RB/P.
They will be active in RSGB IOTA Contest.
QSL via home calls.