Down load here my article pdf file (for personal use only)
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open PDF files. You can download the Acrobat® Reader for free from the
Adobe® Web site).
CLICK BELOW - ON COVER - TO ENTER THE PROJECT RESOURCES INFOS, PHOTOS AND MORE
QEX first Cover about my article published in March-April 2003 issue.
Title: A High-Level Accessory Front End for the HF Amateur Bands (pages 45 to 56)
(with ARRL permission and copyright by Sergio Cartoceti, IK4AUY, 2003. This material originally appeared in
QEX: Forum for Communications Experimenters)
if you are a licensed amateur radio and you are interested to get a copy
you can download from this page a .pdf file (about 1 Mb) or ask for a copy to ARRL-QEX Editor-
for personal use and amateur radio interest only.
The above push-pull preamplifier schematic alone
>it has been reported that this device output impedance is much lower than 50Ohm, this does not affect the good IMD performance in the range 1.8MHz to 30MHz.
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Last update: Jan 16 - 2014