Comparision fm selectivity(adjacent channel)

receiver:Silver Crest SDR 1.5 A(118 cm)(modified) Degen DE-1103(PLL)(93 cm)(built-in telescopic) Sangean DPR-65(118 cm)(built-in telescopic + tecsun an 07) Sangen ATS 909x(117 cm) (built-in telescopic) antenne:BUILT-IN TELESCOPIC location:Priozersk(SPb-Region) time 08:40 GMT date 01.11.2021 107.0 v Radio Mayak (Sankt-Peterburg)(Sankt-Peterburg/LRTPC)~118 km 235 m 5 kW(TRP) 107.2 v Priozersk FM(Priozersk)(LOCAL) 30 m 0.1 kW(TRP)(~1.5 km) 107.4 v Biznes FM (Sankt-Peterburg)(Sankt-Peterburg/Olgino)~116 km 138 m 10 kW(TRP) 107.6 v Dorozhnoye Radio (Priozersk) (LOCAL) 85 m 1 kW(TRP)(~1.5 km) Радиоприём в "My Oficce" Radio reception in "My Oficce"