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60 Results for "rtl-sdr"

  • Fun with Harmonics: VHF from a Serial Port
  • Log     from Serial Port SDR
  • I measured the edge rates on the TTL output of some of these USB-UART bridges to be under 2ns.  This generates some strong frequency harmonics, which you can see here in the 67th harmonic of a 1MHz square wave output by an FT232RL driven by the...

  • Hack Chat Transcript, Part 2
  • Log     from SkyWater PDK Hack Chat
  • Tim Ansell12:44 PM@Troy Benjegerdes My general thinking is that if 130nm is successful I will be able to convince foundries to open source more advanced nodes where a Linux class processor is a *lot* more interesting. Mohamed Kassem12:44 PM"steve" what's...

  • Hack Chat Transcript, Page 1
  • Log     from Satellite Hunting Hack Chat
  • Dan Maloney  2:51 PM Gonna get started in about 10 minutes, folks Athsara Fernando  2:52 PM :) Mark J Hughes  2:53 PM Woohoo! Remind me Dan -- what comes after Part-D, but before Part-F? Eugene  2:55 PM Do we just join here and enjoy the ride? Sorry...

  • Interrupts, and estimated FPGA Resource Utilization.
  • Log     from BoxLambda
  • Our CPU supports the following interrupts (taken from https://ibex-core.readthedocs.io/en/latest/03_reference/exception_interrupts.html): Ibex Interrupts: Interrupt Input Signal ID Description irq_nm_i 31 Non-maskable interrupt (NMI) irq_fast_i[14:0]...

  • A C Standard Library for BoxLambda.
  • Log     from BoxLambda
  • BoxLambda is a hardware-software cross-over project (see About BoxLambda). The previous posts have been mostly about hardware (as far as FPGA logic can be considered hardware). This post will be about software for a change. I would like to bring up the...

  • Transcript 2
  • Log     from Getting Started in Ham Hack Chat
  • Dan MaloneyJun-7 12:09 PM@Norbert - in the US at least, there's a big chunk of the 6-meter band devoted to RC. Not sure if anyone uses that anymore though Mark J HughesJun-7 12:09 PM@Dan Maloney There are study apps in the google play store and iPhone...

  • The Black Beast Feature List
  • Log     from The Black Beast
  • The Black Beast Feature List from A .. Z  0..9 ====================================== 433 MHz Analyzer/Sniffer -> Top Case / Module B (WiP)which can detect and decode existing 433 MHz signals (e.g. decode a Weather Station)which can transmit...

  • Hack Chat Transcript, Part 2
  • Log     from Hacking Apollo Hack Chat
  • Mike Stewart12:26 PMnot long -- a guy by the name of George Silver observed the problem at the Cape while testing LM-3, documented it, and reported it. and he knew instantly what had happened curiousmarc12:26 PM@Mike Stewart But we understand a lot...

  • Hack Chat Transcript, Part 1
  • Log     from Recreating Retrocomputers Hack Chat
  • OK, here we are at the top of the hour with a lot of new virtual faces. I'm Dan, I'll be your mod today. Let's welcome Mike Gardi to the Hack Chat today, to talk about the wonderful pieces of early computer history he recreates from scratch. Hi Mike!...

  • Hack Chat Transcript, Part 3
  • Log     from Amateur Radio Homebrewing Hack Chat
  • Charlie Morris ZL2CTM12:47 PMI do reuse some stages, but more often than not I simply reuse the componts. Wa6ara12:47 PMAlso, build the fittings jto support the pots, caps and switches using a 3d printer Charlie Morris ZL2CTM12:47 PMI don't tend to...

  • Hack Chat Transcript, Part 2
  • Log     from The Digital Ham Hack Chat
  • John Hays12:40 PM@Kaushlesh Chandel - we are seeing a lot of projects that really get excitement from kids. High altitude balloons, ISS contacts, fox hunting, kit building, ... it just takes motivated mentors/elmers who will work with them and make it...
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