40 Meter Bowtie Antenna
- A bowtie antenna is a type of antenna that reputedly provides higher gain at lower radiation angles than a center-fed dipole antenna at heights considerably less than 1/2 wavelength above ground.
- ScopeIIR: an Infinite Impulse Response (IIR) digital filter design tool for Windows. It designs high-order IIR filters based on analog filter prototypes, and can design lowpass, highpass, bandpass, and bandstop filters.
CW Keyer with WinKey emulation
- A CW PIC based keyer [16F688] which can be used in WinKey emulation mode, works with CW software that supports WinKey, or use with any terminal type program. Hex code is FREE.