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FM Transmitter Measurement Report
Created: 2026-04-28 22-48-39
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 45 dBuV HELSINKI
Pilot RDS Phase Difference
7.5 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 19055 0,0210
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
2,0 dBr 3,32 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
90.9, 97.2, 105.2 MHz -
FM Scope Max at: 72 kHz MIN: 10 kHz % above 76 kHz: 0,0210 Acquired: 2026/04/28 22.47.34 Total samples: 19055 Equivalent time: 0:15:52 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: 2,0 dBr AVE: 3,32 dBr % above 12,2 dBr: 0,0 Last value: 3,6 dBr (2026/04/28 22.47.33) 22.34 22.36 22.38 22.40 22.42 22.44 22.46 0 2 4 Pm [dBr]