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FM Transmitter Measurement Report
Created: 2025-06-30 04-02-56
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 55 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 72 kHz 19017 0,0000
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
0,4 dBr 2,18 dBr 3,1 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: 0,0000 Acquired: 2025/06/30 4.01.52 Total samples: 19017 Equivalent time: 0:15:50 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 200 400 600
FM Scope MAX: 3,1 dBr MIN: 0,4 dBr AVE: 2,18 dBr % above 12,2 dBr: 0,0 Last value: 3,1 dBr (2025/06/30 4.01.51) 03.48 03.50 03.52 03.54 03.56 03.58 04.00 -1 0 1 2 3 4 Pm [dBr]