George Smart – M1GEO

George Smart – M1GEO

Search
Skip to content
  • Antennas
    • 144MHz Yagi
    • 14MHz Yagi
    • 432MHz Yagi
    • Antenna Radiation Pattern
    • Dual Band Satellite Yagi
    • Dualband Colinear Measurements
  • APRS
    • APRS Callpass
    • APRS GPS Controller
    • APRS Tracker
    • APRS with the FUNcube Dongle
    • AX25 Soundmodem
    • FoxTrak APRS Firmware Updated
    • MB7UCL APRS Microsat WX3in1 Plus
    • UI-View APRS-IS Settings
  • Arduino
    • Arduino AD9851
    • Arduino AX.25 TNC
    • Arduino DDS Radio Receiver Filter Sweep
    • Arduino Ethernet LED PWM
    • Arduino Hellschreiber
    • Arduino Multimode MEPT
    • Arduino QRSS
    • Arduino RTTY
    • Arduino Twitter
    • Arduino WSPR
  • Calculators
    • Electrically Small Antenna ERP
    • Power Calculator
    • Time Difference
  • Clocks
    • Arduino VFD IV-11 Clock
    • IV-16 Numitron Clock
    • Meter Clock
    • WordClock
  • Computers
    • EchoLink On The Raspberry Pi
    • Git Use
    • Server
    • USB Soundcard Tests
    • Z80 CP/M Project
  • FPGA
    • FPGA Pong Game
    • FPGA PS2 Mouse
    • FPGA Simple XOR Tutorial
    • Spartan-3E
    • Xilinx JTAG Linux
    • Xilinx JTAG Linux OLD
  • Games
    • Carmageddon
    • Cossacks
    • OpenTTD
  • Home
    • About Me
      • Contact Me
      • Curriculum Vitae
      • Media
      • Pets
      • Postgraduate Personal Statement
      • Undergraduate Personal Statement
    • Donate
      • Thank You for your Donation
    • Email
    • Links
    • Quotes
  • Programming
  • Projects
    • 100W UHF Linear Amplifier
    • Arty SDR Project
    • DisEqC Compatible LNB Bias Tee
    • FunCube Upconverter
    • GPS Frequency Standard
    • Icom Roger Beep
    • mcHF
    • PA0RDT MiniWhip
    • PC Rotator Interface
    • PTT Switched 144MHz Bias Tee
    • Tait T2000 APRS Board
    • Toner Transfer PCBs
    • WellGood Loop
      • WellGood Loop History
  • Publications
  • QRSS
    • 144 MHz (2m) QRSS
  • Radio
    • 472 kHz
      • 472 kHz Antenna
      • 472 kHz Receive Preamp
      • 472 kHz Transmitter
      • 472 kHz Transverter
    • 5B4AGN TXBPF HF Bandpass Filters
    • ACARS
    • APT Weather Fax
    • Beacon Measuring
    • Digital Modes Waterfall
    • EchoLink
    • Field Day List
    • Fldigi Settings for IC7100
    • Full Radio Licence
    • FunCube Dongle Frequency Stability
    • Ham Radio Certificates
    • Ham Radio Linux
    • Icom IC-7000 Insides
    • Icom IC7700 and Digital Modes via LAN
    • Kenwood PMRs
    • LDG Z11 Pro2
    • Mobile Car Station
    • Portable Radio
    • QSL Card
    • QSO Recordings
    • Radio Propagation
    • SSTV
    • The Shack
    • VHF & Up
      • Meteor Scatter Reception on RTL-SDR
      • Tait T800 Series II Repeater
    • Yaesu CAT Interface
    • Yaesu FT-2800 PA Replacement
    • Yaesu FT-857D
    • Yaesu VX-8G
  • Scrapbook
    • 1W PA for 10MHz
    • Barking Radio and Electronics Society
    • Battery Phone Charger
    • Bluetooth Radio Interface
    • Bluetooth RS232 Module
    • Briggs and Stratton
    • Car USB Charger
    • Cheap CCY-01 USB Hub
    • Computer Aided Radar Performance Evaluation Tool (CARPET)
    • DCF77 Arduino
    • Digital Speech Decoder
    • DSLR Isolated Camera Trigger
    • Future Project Ideas
    • GM300 Cables
    • High Current 5V Regulator
    • HTC Headphones
    • Internet Monitoring
    • Kindle 3 Screen Replacement
    • Maplin N32GL
    • Penny Stove
    • Puxing Microphone Cable Wiring
    • Qi Charger
    • Radar Systems
    • Samsung Galaxy S2 USB JIG
    • Soldering Iron Temperature Experiment
    • Toroid Core Measurements
    • Velleman K8055
      • Nokia 3310 LCD
      • SAA1064
    • Weather
    • Yaesu FT-7900E
    • Yaesu MH-31 Electret Condenser Mic Mod
  • Software
    • Android ADB udev
    • Compiling FreeDV
    • Compiling WSJT 10 for Linux
    • Conky
    • EasySMS Launcher
    • EDI-to-ADIF
    • Epson Perfection 2480 Linux
    • GNU Radio
    • Internet Sharing Script
    • JT65
    • NFC Experiments
    • SD Log on Linux & OS X
  • Wi-Fi
    • 2.4GHz Antenna Comparison
    • Wireless Cracking
  • WSN
    • Contiki Cooja Simulator
    • Installing Contiki
    • Sorted Linked List in C
    • TinyOS Installation
    • ZigBee Packet Delivery Ratio
  • WSPR
    • 144 MHz (2m) WSPR
    • Compiling WSPR
    • Compiling WSPR-X
    • RaspberryPi WSPR Compilation
    • WSPR Red Pitaya
    • WSPR Statistics

20220716_192546.jpg

16 July 2022 2560 × 1486 20220716_192546.jpg
Previous Image
Next Image

An online scrapbook full of half-baked projects and silly ideas.

Social Media

Email Twitter Mastodon YouTube
Facebook Instagram GitHub

Made a Donation

If you found content on this site useful and would like to see more, please consider making a donation.

Recent Posts

  • Measuring the Icom IC-705 RF Power vs DC Input Voltage
  • Marconi 2955 Firmware Upgrade
  • Symmetricom GPSDO Enclosure
  • Erasing EPROMs in 2021
  • Laser engraving metal using zinc spray
  • An ESP8266 based Air Quality Sensor
  • Using CW Skimmer with Hermes Lite 2 SDR (and 10-slice Receive Gateware)

Archives

Ads

Dr. George Smart © 2003-2024 CC BY-NC 4.0