On Fri, 28 Apr 2000 17:11:57 +0100 Mark Marsden <MM@plextek.co.uk>
writes:
>
>Can anyone please help me find copper tube for a pi-tank
>coil for a 160 thru 10m 4CX1000A amp?
>
>8mm O.D. is easily obtained but I need 4 or 5mm
>OD, and a continuous piece about 5m (16ft) long.
>
>
>Alternatively I'm considering winding a coil out of
>Quickform 141, a semi-rigid cable similar to RG402,
>it's available in 5m lengths - which RG402 isn't.
>
>I plan to feed B+ though the inner core (from the 50 Ohm
>end, to simplify the RFC requirements) using coax or
>feeding a silicone rubber sleeved wire through tubing
>
>Any comments?
>
>Mark, G4AXX, M4R Granta Contest Group
>
Hi Mark,
Micro Coax makes a wide assortment of .141 diameter semirigid cable in
20-25 foot lengths.
Their UK rep. is:
Rosenberger Micro Coax
1 Bacchus House, Calleva Park
Aldermaston, Reading RG78EN
Berkshire, England
Phone: 44-1189-810023
Fax: 44-1189-816180
The company is on the web at: www.micro-coax.com
A side note: The designation RG-402 has been dropped by the US DOD
(where it originated) in favor of the MIL-C-17 specifications.
73 & Happy winding!
Marv WC6W
*
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