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FM Transmitter Measurement Report
Created: 2026-01-23 10-17-55
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 44 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
10 kHz 70 kHz 18666 0,0161
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
0,5 dBr 2,94 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
89.7, 90.9 MHz -
FM Scope Max at: 70 kHz MIN: 10 kHz % above 76 kHz: 0,0161 Acquired: 2026/01/23 10.16.50 Total samples: 18666 Equivalent time: 0:15:33 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: 0,5 dBr AVE: 2,94 dBr % above 12,2 dBr: 0,0 Last value: 4,0 dBr (2026/01/23 10.16.50) 10.02 10.04 10.06 10.08 10.10 10.12 10.14 10.16 0 2 4 Pm [dBr]