Welcome to
THE FOURTH PAGE


of stuff


The slotted line apparutusL match ATU for 80,40,20 metersA tester for 9um communications fibre
A classical tool for impedance measurementmade from found componentsusing a $15 red laser pointer and random optics






The inventions  .  A Page of silly ideas of mine, as I think of something I will bung it here !


A quarter wave groundplane antenna for 550 THz ! thats light!A quarter wave groundplane antenna for 550 THz !
excerpt from the journal  Photonics Spectra    May 2008  a very fine trade publication, free subscriptions for anyone connected with the photonics business. Highly recommendedjust a tadd amazing



homepage



go to page 1goto page 2goto page 3goto page 4