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FM Transmitter Measurement Report
Created: 2026-03-02 19-07-58
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 43 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
11 kHz 71 kHz 19096 0,0314
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
1,4 dBr 2,68 dBr 3,8 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
89.7, 90.9 MHz -
FM Scope Max at: 71 kHz MIN: 11 kHz % above 76 kHz: 0,0314 Acquired: 2026/03/02 19.06.53 Total samples: 19096 Equivalent time: 0:15:54 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 200 400 600 800
FM Scope MAX: 3,8 dBr MIN: 1,4 dBr AVE: 2,68 dBr % above 12,2 dBr: 0,0 Last value: 2,9 dBr (2026/03/02 19.06.53) 18.52 18.54 18.56 18.58 19.00 19.02 19.04 19.06 -1 0 1 2 3 4 Pm [dBr]