Electronics Pages

Interfacing the real-world with a Velleman K8055 / P8055N-2

Make a Radio Competition ! The Razzmatazz of Radio
'Bipolar Junction Transistors' Ian's BJT Presentation (pdf)		'Field Effect Transistors' Ian's FET Presentation (pdf)		'FPGA Evolution for SDR' Ian's FPGA/SDR Presentation (pdf)

Educational Presentations

• Make a Radio Competition
• 'The Razzmatazz of Radio,' Ian's History of Radio Presentation (pdf)
• 'Bipolar Junction Transistors,' Ian's BJT Presentation (pdf)
• 'Field Effect Transistors,' Ian's FET Presentation (pdf)
• 'FPGA Evolution for SDR,' Ian's FPGA/SDR Presentation (pdf)

Homebrew Nuclear Magntic Resonance

• Project outline
• 1T NMR Spectrometer #1
• DDS9851 with an Arduino MEGA
• NMR Transmit-Receive Switch
• Single Stage MMIC LNA for NMR
• NMR Probe
• NMR VCO RF Switch
• NMR VCO

Miscellaneous Ramblings

• Fixing a He-Ne Laser
• LNA Cascade
• DDS Frequency Doubler
• Impedance Matching AD9851
• Filter for 22.1 and 44.2MHz
• Wisdom I found useful