https://x8x.net/2014/08/14/toy-delivery-hackrf-one/2025-04-03T16:15:07+00:00monthlyhttps://x8x.net/2014/08/15/pybombs-gnuradio-gqrx-hackrf-install/2025-04-03T16:15:07+00:00monthlyhttps://x8x.net/2014/08/15/osmocom-spectrum-browser-signal-generator/https://x8x.net/wp-content/uploads/2014/08/screenshot-150814-105016.pngSweepSignal sweephttps://x8x.net/wp-content/uploads/2014/08/screenshot-150814-104704.pngOsmocom Signal Generatorhttps://x8x.net/wp-content/uploads/2014/08/screenshot-150814-102045.pngOsmocom Signal Generatorhttps://x8x.net/wp-content/uploads/2014/08/screenshot-150814-095153.pngOsmocom Spectrum Browser2025-04-03T16:15:07+00:00monthlyhttps://x8x.net/2014/08/19/hackrf-doorbell-ringer/https://x8x.net/wp-content/uploads/2014/08/orig-cap.pngOriginal Capturehttps://x8x.net/wp-content/uploads/2014/08/doorbell6.pngDoorbell Audacity AlteredOne channel set to either 1 or 0https://x8x.net/wp-content/uploads/2014/08/doorbell5.pngdoorbell in audacityOne of the repeated pulses. https://x8x.net/wp-content/uploads/2014/08/doorbell4.pngdoorbell in audacityOne doorbell press.https://x8x.net/wp-content/uploads/2014/08/doorbell3.pngdoorbell in audacityTwo button presses of the doorbellhttps://x8x.net/wp-content/uploads/2014/08/doorbell2.pngdoorbell in baudlineThe doorbell pulses in baudlinehttps://x8x.net/wp-content/uploads/2014/08/doorbell1.pngdoorbell in gqrxThe doorbell as seen in gqrx. 2025-04-03T16:15:07+00:00monthlyhttps://x8x.net/2014/08/23/hackrf-doorbell-ringer-part-2/https://x8x.net/wp-content/uploads/2014/08/doorbellgnurc.pngGNU Radio WaterfallThe GNU Radio waterfall from the capturehttps://x8x.net/wp-content/uploads/2014/08/gnutx.pngGNU Radio CaptureSimple flow to transmit from file.https://x8x.net/wp-content/uploads/2014/08/gnurx.pngGNU Radio CaptureSimple flow to capture to file.https://x8x.net/wp-content/uploads/2014/08/clean.pnghackrf_transfer offsethttps://x8x.net/wp-content/uploads/2014/08/onfreq.pngHackrf_transfer no offset2025-04-03T16:15:07+00:00monthlyhttps://x8x.net/2014/08/23/filtering-a-capture-with-gnu-radio/https://x8x.net/wp-content/uploads/2014/08/150kfilter.png150khz filterhttps://x8x.net/wp-content/uploads/2014/08/gnufilter.pngLow Pass Filter Flowhttps://x8x.net/wp-content/uploads/2014/08/screenshot.png500khz low pass filter2025-04-03T16:14:47+00:00monthlyhttps://x8x.net/2014/09/09/decoding-a-car-security-active-rfid-tag/https://x8x.net/wp-content/uploads/2014/09/resized.pngResized Comparison A resized comparison showing some matching digitshttps://x8x.net/wp-content/uploads/2014/09/untitled2-e1410300375421.pngComparisonThe signals patch prior to the red line. https://x8x.net/wp-content/uploads/2014/09/full-capture21-e1410298281420.pngFull CaptureFull capture with the second channel prettifiedhttps://x8x.net/wp-content/uploads/2014/09/full-capture2-e1410298028607.pngFull Capture2Full capture with second channel prettifiedhttps://x8x.net/wp-content/uploads/2014/09/nasty-capture1.pngNasty CaptureUnclean off frequency capture. https://x8x.net/wp-content/uploads/2014/09/screenshot-1.pngGQRX RFID SignalClear signal.https://x8x.net/wp-content/uploads/2014/09/rfid-tokens.jpgRFID TokensThe two RFID tokens.2025-04-03T16:14:47+00:00monthlyhttps://x8x.net/2016/02/05/solar-pv-output-in-openhab-using-rtl_433/https://x8x.net/wp-content/uploads/2016/02/screenshot-16.pngScreenshot-162025-04-03T16:14:45+00:00monthlyhttps://x8x.net/2016/05/21/node-red-mqtt-wsjt-x-monitoring/https://x8x.net/wp-content/uploads/2016/05/screenshot-29.pngBeacon monitoringhttps://x8x.net/wp-content/uploads/2016/05/screenshot-35.pngNode-Red WSJTXhttps://x8x.net/wp-content/uploads/2016/05/screenshot-341.pngScreenshot-34https://x8x.net/wp-content/uploads/2016/05/screenshot-34.pngScreenshot-34https://x8x.net/wp-content/uploads/2016/05/screenshot-33.pngScreenshot-33https://x8x.net/wp-content/uploads/2016/05/py_wsjtx1.pngpy_wsjtxhttps://x8x.net/wp-content/uploads/2016/05/py_wsjtx.pngpy_wsjtxpy_wsjtx2025-04-03T16:14:45+00:00monthlyhttps://x8x.net/2015/12/08/using-wsjt-x-in-linux-with-cqrlog-and-alarmejt/https://x8x.net/wp-content/uploads/2015/12/screen.pngscreenhttps://x8x.net/wp-content/uploads/2015/12/screenshot-10.pngScreenshot-10https://x8x.net/wp-content/uploads/2015/12/cvn0rfjwoaa8osg.pngCVn0RFjWoAA8osGhttps://x8x.net/wp-content/uploads/2015/12/screenshot-7.pngScreenshot-72025-04-03T16:14:45+00:00monthlyhttps://x8x.net/2016/09/27/dmr-sms-alerts-using-the-sharkrf-openspot-with-node-red/https://x8x.net/wp-content/uploads/2016/09/working.jpgworkingWSJT-X alerts to MD-380 with the openSPOT HTTP APIhttps://x8x.net/wp-content/uploads/2016/09/post.pngpostFull flow for using the openSPOT APIhttps://x8x.net/wp-content/uploads/2016/09/login.pngloginNode-RED openSPOT API Loginhttps://x8x.net/wp-content/uploads/2016/09/beer.jpgbeerBEER DMR SMS from SharkRF openSPOT2025-04-03T16:14:44+00:00monthlyhttps://x8x.net/2016/12/11/christmas-with-rfcat/https://x8x.net/wp-content/uploads/2016/12/screenshot-60.pngscreenshot-60RfCat button press outputhttps://x8x.net/wp-content/uploads/2016/12/screenshot-59.pngscreenshot-59Original signal top, RfCat bottom.https://x8x.net/wp-content/uploads/2016/12/screenshot-inspectrum-gqrx_20161209_103307_434173979_1800000_fc-raw.pngscreenshot-inspectrum-gqrx_20161209_103307_434173979_1800000_fc-rawInspectrum with cursors enabled2025-04-03T16:14:44+00:00monthlyhttps://x8x.net/2017/04/05/a-node-red-module-for-dmr-sms-using-an-openspot/https://x8x.net/wp-content/uploads/2017/04/os5.pngSMS node optionsSMS node options.https://x8x.net/wp-content/uploads/2017/04/os4.pngopenspot moduleThe old flows along with the new module.https://x8x.net/wp-content/uploads/2017/04/os3.pngOpenspot SMS ModuleThe old flows along with the new module. 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telnet2025-04-03T16:14:43+00:00monthlyhttps://x8x.net/2017/10/22/boxing-an-arduino-adf4351-signal-generator/https://x8x.net/wp-content/uploads/2017/10/ppvdhec.jpgppvdHeChttps://x8x.net/wp-content/uploads/2017/10/sdovjbog.jpgsDovjbOghttps://x8x.net/wp-content/uploads/2017/10/w1r4lmg.jpgW1R4LMghttps://x8x.net/wp-content/uploads/2017/10/7dmazns.jpg7DmaZnShttps://x8x.net/wp-content/uploads/2017/10/zn4jf9e.jpgzN4jf9ehttps://x8x.net/wp-content/uploads/2017/10/fd7liskg.jpgfd7Liskghttps://x8x.net/wp-content/uploads/2017/10/jtlfaby.jpgJtlFAbyhttps://x8x.net/wp-content/uploads/2017/10/mtumxbx.jpgMTuMxBx2025-04-03T16:14:43+00:00monthlyhttps://x8x.net/2017/11/19/home-alarm-vs-bus-pirate/https://x8x.net/wp-content/uploads/2017/11/panel.pngWeb Interfacehttps://x8x.net/wp-content/uploads/2017/11/asa.pngYale Smart Home Web Interfacehttps://x8x.net/wp-content/uploads/2017/11/chip1.pngunsolderedhttps://x8x.net/wp-content/uploads/2017/11/spi.jpgBus Pirate SPIhttps://x8x.net/wp-content/uploads/2017/11/chip.pngWinbondhttps://x8x.net/wp-content/uploads/2017/11/ss.pngUART Outputhttps://x8x.net/wp-content/uploads/2017/11/uart.jpgSerial Connectionhttps://x8x.net/wp-content/uploads/2017/11/uart3.pnguart3https://x8x.net/wp-content/uploads/2017/11/uart2.pnguart2https://x8x.net/wp-content/uploads/2017/11/uart.pnguart2025-04-03T16:14:43+00:00monthlyhttps://x8x.net/2024/09/23/svh3-dual-axis-slew-drive-rotator-for-small-dish-10ghz-eme/https://x8x.net/wp-content/uploads/2024/09/wintrak.jpegwintrakhttps://x8x.net/wp-content/uploads/2024/06/end1.jpgend1https://x8x.net/wp-content/uploads/2024/06/mount1.jpgmount1https://x8x.net/wp-content/uploads/2024/06/mount.jpgmounthttps://x8x.net/wp-content/uploads/2024/05/image-7.pngimage-7https://x8x.net/wp-content/uploads/2024/05/image-6.pngimage-6https://x8x.net/wp-content/uploads/2024/05/image-5.pngimage-5https://x8x.net/wp-content/uploads/2024/05/image-4.pngimage-4https://x8x.net/wp-content/uploads/2024/05/image-3.pngimage-3https://x8x.net/wp-content/uploads/2024/05/iiizvtfntokbugbxctgdoa.jpgiiizvtfntokbugbxctgdoa2025-04-03T16:14:42+00:00monthlyhttps://x8x.net/about/2024-09-25T21:56:17+00:00weekly0.6https://x8x.netdaily1.02025-04-03T16:15:07+00:00