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#1
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Is is a bad thing to hold twin lead 450 ohm feedline in place with staples?
I'm thinking the kind that come from a staple gun or the insulated ones you drive with a hammer. If not, should I put the staples through the dielectric or over the wires? Thanks. Bob AB0OD |
#2
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I will be interested to see the replies. I have
mine hung with a series of TV coax cable clips. I use the portion that goes over the coax to contain one of the wires. I have not noticed any difference, pre and post hanging. I was careful to avoid hard right angles. -- 73 es cul wb3fup a Salty Bear "Robert McCown" wrote in message . .. Is is a bad thing to hold twin lead 450 ohm feedline in place with staples? I'm thinking the kind that come from a staple gun or the insulated ones you drive with a hammer. If not, should I put the staples through the dielectric or over the wires? Thanks. Bob AB0OD |
#3
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On Sat, 26 Jul 2003 13:02:35 GMT, "Robert McCown"
wrote: Is is a bad thing to hold twin lead 450 ohm feedline in place with staples? I'm thinking the kind that come from a staple gun or the insulated ones you drive with a hammer. If not, should I put the staples through the dielectric or over the wires? Thanks. Bob AB0OD Hi Bob, Stapled to what? Untreated wood? In the rain? THAT would look like a fair sized resistor hung on the line. Insulate the staples? You still have the same resistor now capacitively fed. Would you notice with either circumstance? Odds I would offer is 50:50. Are you the type to chase down the last 1dB? You would have to squint hard at the S-Meter to see it. If you chase below 1dB, switch to ceramic standoffs. 73's Richard Clark, KB7QHC |
#4
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The staples won't have any noticeable effect at HF frequencies but I
strongly agree with all of those who recommend spacing the feedline away from any surface with standoffs. David KG2LI |
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