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FM Transmitter Measurement Report
Created: 2025-11-09 22-00-47
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 56 dBuV HELSINKI
Pilot RDS Phase Difference
7.4 kHz 3.1 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 72 kHz 18989 0,4634
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
2,4 dBr 3,95 dBr 5,3 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: 72 kHz MIN: 10 kHz % above 76 kHz: 0,4634 Acquired: 2025/11/09 21.59.42 Total samples: 18989 Equivalent time: 0:15:49 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 1000 2000 3000
FM Scope MAX: 5,3 dBr MIN: 2,4 dBr AVE: 3,95 dBr % above 12,2 dBr: 0,0 Last value: 3,5 dBr (2025/11/09 21.59.42) 21.46 21.48 21.50 21.52 21.54 21.56 21.58 0 2 4 6 Pm [dBr]