Search found 4 matches

by mehdi_asgari
Mon Aug 03, 2015 6:13 am
Forum: RTL-SDR Discussion
Topic: sdrsharp
Replies: 6
Views: 7281

Re: sdrsharp

Maybe he asks whether he can run two instances of a SDR radio side by side (maybe for running two RTLs simultaneously)
by mehdi_asgari
Sat Jul 11, 2015 2:56 pm
Forum: Signal Identification Help
Topic: Replaying Wireless door-bell
Replies: 1
Views: 7966

Replaying Wireless door-bell

Hi I've captured the signal of my wireless door-bell with SDR# You can see the picture here http://imgur.com/Z2gjuRR,IV9WfzD (as you see, there is no activity in the spectrum when I haven't pressed the button) It's a very simple 3-transistor transmitter (like this: http://radiostorage.net/?area=news...
by mehdi_asgari
Sat Jul 11, 2015 11:38 am
Forum: Troubleshooting Help
Topic: Ham It HF upconverter help needed
Replies: 3
Views: 4954

Re: Ham It HF upconverter help needed

What antenna are you using and what frequency are you entering in sdr#? I'm using ANT500 (HackRF's omnidirectional antenna) because I'm trying to tune to strong local AM stations (585KHZ, 900KHZ, etc) I enter the desired freq in the frequency section of SDR# and use "-125,000,000" as shift. Screens...
by mehdi_asgari
Sat Jul 11, 2015 10:22 am
Forum: Troubleshooting Help
Topic: Ham It HF upconverter help needed
Replies: 3
Views: 4954

Ham It HF upconverter help needed

Hi I've got a HF Ham It Up Converter 1.2 (125MHZ oscillator) When I connect it to my RTL-SDR, I just hear a constant hiss! And when I change its mode (from bypass to upconvert or vice versa), nothing changes How should I test my device for receiving HF? (I try to get my local AM stations at 900KHZ a...