Search found 3 matches

by bconwell
Thu Jul 25, 2019 3:25 am
Forum: Spectrum Analysis
Topic: Novice question re spurs
Replies: 2
Views: 2231

Re: Novice question re spurs

Do others see similar spectra with no antenna connected? Or is my device unique in this behavior?

/Bill, K2PO
by bconwell
Sun Jul 21, 2019 12:46 am
Forum: Spectrum Analysis
Topic: Novice question re spurs
Replies: 2
Views: 2231

Re: Novice question re spurs

'Should have read

...It's an impulse-like signal...

attached is another screenshot - a 500 MHz sweep, again with no antenna connected.

/Bill, K2PO
by bconwell
Sun Jul 21, 2019 12:36 am
Forum: Spectrum Analysis
Topic: Novice question re spurs
Replies: 2
Views: 2231

Novice question re spurs

I fired up the spectrum analysis software (latest version) on my RSP 2. I had some funny signals. In the course of tracking them down, I disconnected the antenna, and the signals persisted. In the FM BCB band I get what look like FM signals at between -100 and -110 dBm. More curious are 7 spurs betw...