Bird Signal

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Bird Signal
NoWaterfallFiller.png
Frequencies 445.3 MHz
Frequency Range 445.3 MHz - 445.3 MHz
Mode NFM
Modulation
ACF
Bandwidth 12.5 kHz
Location Turkey
Short Description

Appeared in 2021 then transmitted every day until it stopped around 4 months ago

Sends weird distorted noises
I/Q Raw Recording
Audio Sample

Schedule[edit]

It transmitted from 07:30~ to 18:00~.The transmission is not continous,it transmits for 10-20 minutes then stops for 10-20 minutes before transmitting again

Different versions of the signal [edit]

The signal seems to have different versions and switch between them randomly

VERSION 1:

VERSION 2:

CTCSS and bursts at the beginning and end of the transmission[edit]

It sends a burst at the beginning and end. I lost the recording of beginning burst but i still have recording for end burst.

ENDING BURST:

Has CTCSS 74.4

The name[edit]

I call it bird signal because it somewhat reminds me of birds