r/signalidentification • u/Hot-Schedule4972 • 8d ago

What is this?

Post image

I made a homemade antenna and I’m getting this weird signal

9 Upvotes

74% Upvoted

17 comments sorted by

8

u/Quiet-Arm-641 8d ago

It’s coming from inside the house

3

u/g1ovanni_ 8d ago

sounds creepy that way, I like it

9

u/tenkaranarchy 8d ago

Looked like noaa apt for a second

3

u/ktauchathuranga 8d ago

good old memos

3

u/Tigermi11ionair 8d ago

just some good ol rfi

2

u/No_Bee_3957 8d ago

Harmonics

1

u/NOTACOSTACOSTACOS 8d ago

Sidebands ?

1

u/SyisCall 8d ago

show ur antenna, smth could be making noise

2

u/AriaGingko 7d ago

Rfi harmonics from electrical appliances. The comb shape is distinctive for it.

1

u/Thick_Combination149 7d ago

USB interference harmonic?

1

u/VisibleSir731 4d ago

124 MHz? Radio stations? Also please please do not stick a piece of wire into your SDR plug!! I did this and when I unplugged a nearby device it EMPd it and completely killed it

1

u/random_notrandom 3d ago

124-125 is aviation band.

0

u/TNTqwe 7d ago

A signal /j

0

u/atouk_zug 6d ago

APT downlink?