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FM Transmitter Measurement Report
Created: 2026-09-19 11-47-33
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 53 dBuV HELSINKI
Pilot RDS Phase Difference
7.6 kHz 3.2 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
10 kHz 71 kHz 18979 0,0053
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
2,8 dBr 3,99 dBr 4,8 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: 10 kHz % above 76 kHz: 0,0053 Acquired: 2026.09.19 11.46.29 Total samples: 18979 Equivalent time: 0:15:48 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 1000 2000 3000
FM Scope MAX: 4,8 dBr MIN: 2,8 dBr AVE: 3,99 dBr % above 12,2 dBr: 0,0 Last value: 3,0 dBr (2026.09.19 11.46.29) 11.32 11.34 11.36 11.38 11.40 11.42 11.44 11.46 0 2 4 Pm [dBr]