<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div>For a quick sanity check I use rtl_fm to tune into a local FM station. Here is a good guide for rtl_fm:</div><div><br></div><div><span style="font-family: '.HelveticaNeueUI'; font-size: 15px; line-height: 19px; white-space: nowrap; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); -webkit-text-size-adjust: none; "><a href="http://kmkeen.com/rtl-demod-guide/index.html">http://kmkeen.com/rtl-demod-guide/index.html</a></span></div><div><span style="font-family: '.HelveticaNeueUI'; font-size: 15px; line-height: 19px; white-space: nowrap; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); -webkit-text-size-adjust: none; "><br></span></div><div><br>On Aug 19, 2013, at 2:02 PM, Curt Carpenter <<a href="mailto:1cjcarpenter@att.net">1cjcarpenter@att.net</a>> wrote:<br><br></div><blockquote type="cite"><div><span>Hello!</span><br><span></span><br><span>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?</span><br><span></span><br><span>I'm using the Windows version of Osmocom under WinXP.</span><br><span></span><br><span>Using rtl_eeprom, I get the following display:</span><br><span>--------------------------</span><br><span></span><br><span>Vendor ID 0x0bda</span><br><span>Product ID 0x2838</span><br><span>Manufacturer Realtek</span><br><span>Product RTL2838UHIDIR</span><br><span>Serial Number 00000000001</span><br><span>Serial Number Enabled Yes</span><br><span>IR Endpoint Enabled Yes</span><br><span>Remote Wakeup Enabled No</span><br><span></span><br><span>-----------------------</span><br><span></span><br><span>When I run</span><br><span></span><br><span>rtl_test -s 1.6e6</span><br><span></span><br><span>I get the following response:</span><br><span></span><br><span>-----------------------</span><br><span></span><br><span>Found 1 device(s)</span><br><span> 0: ezcap USB 2.0 DVB-T/DAB/FM dongle</span><br><span>Using device 0: ezcap USB 2.0 DVB-T/DAB/FM dongle</span><br><span>Supported gain values(29): 0.0 0.9 .... 49.6</span><br><span>Info: This tool will continuously read from the device, and report if samples get lost.</span><br><span>If you observer no further output, everything is fine.</span><br><span></span><br><span>Reading samples in async mode...</span><br><span></span><br><span>--------------------------</span><br><span></span><br><span>If at that point after a while I press Control C, I get</span><br><span></span><br><span>---------------------------</span><br><span></span><br><span>Signal caught, exiting!</span><br><span></span><br><span>---------------------------</span><br><span></span><br><span>But then my command prompt window hangs up and will do nothing until I close it all together.</span><br><span></span><br><span>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?</span><br><span></span><br><span>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.</span><br><span></span><br><span></span><br><span>Thanks</span><br><span>Curt Carpenter</span><br><span></span><br><span></span><br><span></span><br></div></blockquote></body></html>