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On Jan 3, 7:31*am, bpnjensen wrote:
Aiming to raise a new wire antenna here the next couple of weeks, and I'd like to get some Flexweave for the run, probably 14 gauge will be adequate for my purpose. *I'd like to get it coated with either PVC or the shrinktube material. Does anyone have any experience with either of these coverings? *Can anyone say whether the material retains its flexibility, or if the wire is stiffened by the covering? *I'd surely like the flexibility to remain, if at all possible. Thanks, Bruce IIRC the PAR EF-SWL Antenna uses Flexweave as the Wire Antenna Element : Had one out for many years (7~10) and it works well; the the Flexweave wire has held-up a-ok. -just-looked- Par Electronics EF-SWL Antenna {End-Fed Short-Wave Listener Antenna} http://www.universal-radio.com/catalog/sw_ant/2205.html Uses 45 Feet of #14 Black Polyethylene Coated Flex-Weave Wire made-up of 168 Strands of #36 AWG Woven Copper. http://www.grove-ent.com/ANT8.html First had it as a simple Inverted "L" Antenna with a 15-Foot Up-Leg {Vertical} and a 30-Foot Out-Arm {Horizontal}. Later changed it to a Off-Center-Fed* Dipole with a 17-Foot Short-Arm and a 28-Foot Long-Arm. * The PAR EF-SWL's Matching Transformer http://www.parelectronics.com/pdf/EF-SWL.pdf allows it to have the two Windings shorted together with a Common Ground for an Inverted "L" Antenna -or- Separate for a 'Floating' Two Terminal Antenna Winding for a : Dipole; OCF-Dipole; Windom; Loop; etc. -imho- the 'flex-weave' is good stuff - iane ~ RHF http://www.davisrf.com/flexweave.php |
#2
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On 01/03/2011 02:39 PM, RHF wrote:
On Jan 3, 7:31 am, wrote: Aiming to raise a new wire antenna here the next couple of weeks, and I'd like to get some Flexweave for the run, probably 14 gauge will be adequate for my purpose. I'd like to get it coated with either PVC or the shrinktube material. Does anyone have any experience with either of these coverings? Can anyone say whether the material retains its flexibility, or if the wire is stiffened by the covering? I'd surely like the flexibility to remain, if at all possible. Thanks, Bruce IIRC the PAR EF-SWL Antenna uses Flexweave as the Wire Antenna Element : Had one out for many years (7~10) and it works well; the the Flexweave wire has held-up a-ok. -just-looked- Par Electronics EF-SWL Antenna {End-Fed Short-Wave Listener Antenna} http://www.universal-radio.com/catalog/sw_ant/2205.html Uses 45 Feet of #14 Black Polyethylene Coated Flex-Weave Wire made-up of 168 Strands of #36 AWG Woven Copper. http://www.grove-ent.com/ANT8.html First had it as a simple Inverted "L" Antenna with a 15-Foot Up-Leg {Vertical} and a 30-Foot Out-Arm {Horizontal}. Later changed it to a Off-Center-Fed* Dipole with a 17-Foot Short-Arm and a 28-Foot Long-Arm. * The PAR EF-SWL's Matching Transformer http://www.parelectronics.com/pdf/EF-SWL.pdf allows it to have the two Windings shorted together with a Common Ground for an Inverted "L" Antenna -or- Separate for a 'Floating' Two Terminal Antenna Winding for a : Dipole; OCF-Dipole; Windom; Loop; etc. -imho- the 'flex-weave' is good stuff - iane ~ RHF http://www.davisrf.com/flexweave.php . . If you want to get technical about it, RF doesn't like braided round conductors as much as it likes smooth conductors with lots of surface. I use #12 solid copper wire with green plastic insulation for my verticals. |
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On Flexweave...? | Shortwave | |||
Par End-Fed Shortwave Listener (EF-SWL) Antenna and FlexWeave Antenna Wire | Shortwave |