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"Beautiful pictures on your website.  I love the Magnetic Loop information, very informative and good source for learning."

"Just wanted to say hello and thank you for your antenna pages.  I learned so much from it the last couple days my head is spinning... lol. Anyways, thanks for making all this incredible information available."

"Ik heb met veel plezier je website bekeken, en ben zelf voornemens om te gaan testen met de slinky antenne."

"Thank for your excellent SLINKY page. As a past advocate I collected a LOT of urls to spread the word but most are DEAD now and yours, amongst the recent ones, is best for someone who wants to build one and I have spread your url to the SWL group in YahooGroups."

"It took only few minutes to find what I needed under your “BALUNS” sections in your web site. You really have done a big job. It is very clear and it compares the schematics with MiniVNA plots !! wow ! wow!  It is what I have been looking for for months!!"

KI6YFK Homepage: "Frank's Ham Radio Page: some great home brew, small space antenna info as well as other ham info!"

N1EM "Links to useful Ham Web sites": "nonstopsystems.com  Slinky Antenna"

Amateur Radio Wiki "Antenna loading": "Frank's N4SPP Ham Radio home-built mini yagi beam dipole antenna"

NT7S "Ripples in the Ether" blog: "There’s not very much information about the Cobra antenna on the Interwebs, but I found a pretty good site by N4SPP."

PA0FRI "Technical Information for Hams" - "Veer of "Slinky" antenne": N4SPP (ex NL) beschrijft op zijn website zijn experimenten met antennes in een beperkte ruimte. Ook het maken van en het materiaal voor deze antenne met "slinky coils" komt aan bod.