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FM Transmitter Measurement Report
Created: 2026-01-23 04-10-29
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
7.6 kHz 3.4 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
11 kHz 70 kHz 19106 0,0000
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
-1,8 dBr 2,75 dBr 5,4 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
89.7, 90.9 MHz -
FM Scope Max at: 70 kHz MIN: 11 kHz % above 76 kHz: 0,0000 Acquired: 2026/01/23 4.09.25 Total samples: 19106 Equivalent time: 0:15:55 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 500 1000 1500
FM Scope MAX: 5,4 dBr MIN: -1,8 dBr AVE: 2,75 dBr % above 12,2 dBr: 0,0 Last value: 2,7 dBr (2026/01/23 4.09.24) 03.56 03.58 04.00 04.02 04.04 04.06 04.08 -2 0 2 4 6 Pm [dBr]