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#1
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Ralf Ballis wrote:
"Keep in mind that a spring is an extra instability of this antenna, and with this length isn`t necessary." The spring is designed to yield instead of the antenna and adds no more inductance than its overall length as it is short-circuited by a braid inside. Bend the spring to verify the braid is intact. Best regards, Richard Harrison, KB5WZI |
#2
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![]() "Richard Harrison" wrote in message ... Ralf Ballis wrote: "Keep in mind that a spring is an extra instability of this antenna, and with this length isn`t necessary." The spring is designed to yield instead of the antenna and adds no more inductance than its overall length as it is short-circuited by a braid inside. Bend the spring to verify the braid is intact. Best regards, Richard Harrison, KB5WZI oh yeah, art would like this one! if the braid is inside the spring, how does it work? wouldn't the skin effect keep the current on the outside of the spring? or is the braid for the current traveling back down the inside of the antenna??? ART! Help!!! |
#3
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On Sat, 05 Jan 2008 17:28:30 GMT, "Dave" wrote:
"Richard Harrison" wrote in message ... Ralf Ballis wrote: "Keep in mind that a spring is an extra instability of this antenna, and with this length isn`t necessary." The spring is designed to yield instead of the antenna and adds no more inductance than its overall length as it is short-circuited by a braid inside. Bend the spring to verify the braid is intact. Best regards, Richard Harrison, KB5WZI oh yeah, art would like this one! if the braid is inside the spring, how does it work? wouldn't the skin effect keep the current on the outside of the spring? or is the braid for the current traveling back down the inside of the antenna??? ART! Help!!! Tsk, Tsk, Dave, The spring is diamagnetic and bends itself towards your contact when you transmit. 73's Richard Clark, KB7QHC |
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