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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+NOT\s+ALL\s+PLASTICS\s+ARE\s+GOOD\s+INSULATORS\s+\-\s+TALE\s+OFABEVERAGE\s+PROBLEM\s*$/: 3 ]

Total 3 documents matching your query.

1. Re: [TowerTalk] NOT ALL PLASTICS ARE GOOD INSULATORS - TALE OFABEVERAGE PROBLEM (score: 1)
Author: "Perry - K4PWO" <k4pwo@comcast.net>
Date: Fri, 12 Dec 2008 13:36:15 -0600
Easy way to gage the relative suitability of a plastic for RF is the microwave test. Place a microwave safe container with one cup of water in the microwave and place your test item in the microwave.
/archives//html/Towertalk/2008-12/msg00366.html (10,275 bytes)

2. Re: [TowerTalk] NOT ALL PLASTICS ARE GOOD INSULATORS - TALE OFABEVERAGE PROBLEM (score: 1)
Author: "Dan Zimmerman N3OX" <n3ox@n3ox.net>
Date: Fri, 12 Dec 2008 20:51:38 -0500
It's not only boxes. I built a resonant transformer arrangement to couple 4MHz ultrasound signals onto my rotating Ph.D. experiment: http://n3ox.net/files/us_ring.jpg The setup is essentially a pair
/archives//html/Towertalk/2008-12/msg00378.html (8,931 bytes)

3. Re: [TowerTalk] NOT ALL PLASTICS ARE GOOD INSULATORS - TALE OFABEVERAGE PROBLEM (score: 1)
Author: jimlux <jimlux@earthlink.net>
Date: Fri, 12 Dec 2008 18:02:46 -0800
And folks winding tesla coil secondaries onto ABS DWV (sewer) pipe.. (double whammy there.. carbon black pigment AND the pipe is actually foam with a skin on the inside and outside, so it breaks down
/archives//html/Towertalk/2008-12/msg00379.html (9,074 bytes)


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