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FM Transmitter Measurement Report
Created: 2025-05-29 14-12-44
Measuring equipment: P75/P175/P275		 http://pira.cz
Station Details
Frequency Signal Reception Station Name
90.90 MHz 5/5, 65 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
37 kHz 70 kHz 960 0,0000
Modulation Power
Limit Measuring Tolerance
12,0 dBr 0,2 dBr
MIN AVE MAX % above 12,2 dBr
0,8 dBr 3,61 dBr 5,3 dBr 0,0
Radio Data System
PS PI PTY TP TA  MS   DI   CT 
"" - - - - - - --:--
RT
-
AF EON
- -
FM Scope Max at: 70 kHz MIN: 37 kHz % above 76 kHz: 0,0000 Acquired: 2025/05/29 13.56.01 Total samples: 960 Equivalent time: 0:00:48 0 10 20 30 40 50 60 70 80 90 100 110 120 Frequency Deviation [kHz] 0 50 100 150
FM Scope MAX: 5,3 dBr MIN: 0,8 dBr AVE: 3,61 dBr % above 12,2 dBr: 0,0 Last value: 0,8 dBr (2025/05/29 14.06.58) 13.58 14.00 14.02 14.04 14.06 0 2 4 6 Pm [dBr]