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FM Transmitter Measurement Report
Created: 2025-12-16 19-27-34
Measuring equipment: P75/P175/P275
http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 49 dBuV HELSINKI
Pilot RDS Phase Difference
7.6 kHz 3.3 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 19158 0,0000
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
1,3 dBr 3,54 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
89.7, 90.9 MHz -
FM Scope Max at: 70 kHz MIN: 10 kHz % above 76 kHz: 0,0000 Acquired: 2025/12/16 19.26.29 Total samples: 19158 Equivalent time: 0:15:57 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 500 1000 1500 2000
FM Scope MAX: 4,5 dBr MIN: 1,3 dBr AVE: 3,54 dBr % above 12,2 dBr: 0,0 Last value: 4,4 dBr (2025/12/16 19.26.29) 19.12 19.14 19.16 19.18 19.20 19.22 19.24 19.26 0 2 4 Pm [dBr]