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FM Transmitter Measurement Report
Created: 2026-05-13 04-43-52
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 46 dBuV HELSINKI
Pilot RDS Phase Difference
7.5 kHz 3.3 kHz No phase relation found.
Frequency Deviation
Limit Measuring Tolerance
75,0 kHz 1,0 kHz
MIN Hold Max. Samples at Total Samples % above 76,0 kHz
11 kHz 71 kHz 19139 0,0104
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
1,5 dBr 2,83 dBr 4,4 dBr 0,0
Radio Data System
PS PI PTY TP TA  MS   DI   CT 
"HELSINKI" 6092 10 (Pop M) 1 0 1 7 --:--
RT
" Olet ystävien seurassa "
AF EON
90.9, 97.2, 105.2 MHz -
FM Scope Max at: 71 kHz MIN: 11 kHz % above 76 kHz: 0,0104 Acquired: 2026/05/13 4.42.48 Total samples: 19139 Equivalent time: 0:15:56 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 500 1000 1500
FM Scope MAX: 4,4 dBr MIN: 1,5 dBr AVE: 2,83 dBr % above 12,2 dBr: 0,0 Last value: 3,5 dBr (2026/05/13 4.42.48) 04.28 04.30 04.32 04.34 04.36 04.38 04.40 04.42 0 2 4 Pm [dBr]