For a quick sanity check I use rtl_fm to tune into a local FM station. Here is a good guide for rtl_fm:
http://kmkeen.com/rtl-demod-guide/index.html On Aug 19, 2013, at 2:02 PM, Curt Carpenter <[email protected]> wrote: > Hello! > > I received my USB-DVB-T+DAB+FM dongle last week, and have been trying to find > a signal with it since, but with no luck. Can anyone tell me how to tell if > it is working at all? > > I'm using the Windows version of Osmocom under WinXP. > > Using rtl_eeprom, I get the following display: > -------------------------- > > Vendor ID 0x0bda > Product ID 0x2838 > Manufacturer Realtek > Product RTL2838UHIDIR > Serial Number 00000000001 > Serial Number Enabled Yes > IR Endpoint Enabled Yes > Remote Wakeup Enabled No > > ----------------------- > > When I run > > rtl_test -s 1.6e6 > > I get the following response: > > ----------------------- > > Found 1 device(s) > 0: ezcap USB 2.0 DVB-T/DAB/FM dongle > Using device 0: ezcap USB 2.0 DVB-T/DAB/FM dongle > Supported gain values(29): 0.0 0.9 .... 49.6 > Info: This tool will continuously read from the device, and report if > samples get lost. > If you observer no further output, everything is fine. > > Reading samples in async mode... > > -------------------------- > > If at that point after a while I press Control C, I get > > --------------------------- > > Signal caught, exiting! > > --------------------------- > > But then my command prompt window hangs up and will do nothing until I close > it all together. > > Does it appear that my dongle is working? Where do I find out how to use the > different gains that are listed by rtl_test? Could my difficulties have > anything to do with the fact that my dongle is IR Endpoint enabled? > > I am brand new to this, and haven't had much luck so far, although I think > I've gotten further with Osmocom and Windows than with anything else I've > tried. Any help/advice/links to more information will be much appreciated. > Sorry for the long post -- I was trying to provide as much information as I > could. > > > Thanks > Curt Carpenter > > >
