spacer gif spacer gif spacer gif spacer gif spacer gif
QUICK SEARCH:   [advanced]


spacer gif
     Home     Help     Feedback     Subscriptions     Archive     Search     Table of Contents    

Right arrow Help viewing high resolution images
Right arrow Return to article

(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)
Click on image to view larger version.



Fig. 2. The radiated spectrum of the miniature transmitter at harmonics of the crystal frequency of 49.5 MHz compared to the spectrum with unmatched antenna (i.e. omitting L3, C4 and C5 in Fig. 1). With the matching circuit the largest proportion of radiated power is emitted at the nominal frequency of 148.5 MHz.





Right arrow Return to article