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FM Transmitter Measurement Report
Created: 2026-09-12 07-57-14
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 70 kHz 18980 0,0053
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
-0,5 dBr 3,09 dBr 4,5 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: 70 kHz MIN: 10 kHz % above 76 kHz: 0,0053 Acquired: 2026.09.12 7.56.10 Total samples: 18980 Equivalent time: 0:15:49 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 500 1000 1500
FM Scope MAX: 4,5 dBr MIN: -0,5 dBr AVE: 3,09 dBr % above 12,2 dBr: 0,0 Last value: 3,2 dBr (2026.09.12 7.56.10) 07.42 07.44 07.46 07.48 07.50 07.52 07.54 07.56 0 2 4 Pm [dBr]