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FM Transmitter Measurement Report
Created: 2025-05-22 19-21-00
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 62 dBuV HELSINKI
Pilot RDS Phase Difference
7.6 kHz 3.4 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
12 kHz 70 kHz 18801 0,0745
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
0,1 dBr 1,82 dBr 5,0 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
89.7, 90.9 MHz -
FM Scope Max at: 70 kHz MIN: 12 kHz % above 76 kHz: 0,0745 Acquired: 2025/05/22 19.19.56 Total samples: 18801 Equivalent time: 0:15:40 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 500 1000 1500
FM Scope MAX: 5,0 dBr MIN: 0,1 dBr AVE: 1,82 dBr % above 12,2 dBr: 0,0 Last value: 4,1 dBr (2025/05/22 19.19.55) 19.06 19.08 19.10 19.12 19.14 19.16 19.18 0 2 4 6 Pm [dBr]