X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Mon, 06 Feb 2006 09:13:43 -0500 Message-ID: X-Original-Return-Path: Received: from vms046pub.verizon.net ([206.46.252.46] verified) by logan.com (CommuniGate Pro SMTP 5.0.8) with ESMTP id 971802 for lml@lancaironline.net; Mon, 06 Feb 2006 02:03:59 -0500 Received: from tgourley ([71.111.130.71]) by vms046.mailsrvcs.net (Sun Java System Messaging Server 6.2-4.02 (built Sep 9 2005)) with ESMTPA id <0IU9002847MLS222@vms046.mailsrvcs.net> for lml@lancaironline.net; Mon, 06 Feb 2006 01:03:59 -0600 (CST) X-Original-Date: Sun, 05 Feb 2006 22:58:25 -0800 From: "Tom Gourley" Subject: Re: [LML] Re: Antenna Lead X-Original-To: "Lancair Mailing List" Reply-to: "Tom Gourley" X-Original-Message-id: <002b01c62aea$ba9245e0$660610ac@tgourley> MIME-version: 1.0 X-MIMEOLE: Produced By Microsoft MimeOLE V5.50.4807.1700 X-Mailer: Microsoft Outlook Express 5.50.4807.1700 Content-type: multipart/alternative; boundary="----=_NextPart_000_0028_01C62AA7.ABE8BEE0" X-Priority: 3 X-MSMail-priority: Normal References: This is a multi-part message in MIME format. ------=_NextPart_000_0028_01C62AA7.ABE8BEE0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Remember to pay attention to the impedance you need. RG58, RG142B, and = RG400 are all 50 ohm. Tom Gourley ----- Original Message -----=20 From: Gary Hall=20 To: Lancair Mailing List=20 Sent: Sunday, February 05, 2006 9:06 PM Subject: [LML] Re: Antenna Lead Hi Mike, It has been years and years since I had to deal with "loss of a typical = BNC connection" but these URL's may help answer your questions. http://www.amphenolrf.com/products/slimlinebnc.asp SlimLine BNC Specifications Electrical=20 Impedance 75 =CE=A9 with acceptable return loss up through 1 GHz=20 VSWR 1.10 max up to 750 MHz (Return Loss -26.44 dB ) 1.16 max up to 1 GHz (Return Loss -22.61 dB) MIL-STD-1344, method 3005 =20 Working Voltage 400 VAC, peak=20 Dielectric Withstanding Voltage 1000 VAC at 5 seconds minimum per = MIL-STD-1344, method 3001, test condition I=20 Contact Resistance Center contact: 12 m =CE=A9 initial, 12 m = =CE=A9 after environmental, per MIL-STD-202, method 307=20 Insulation Resistance =E2=80=BA 1,000 M=CE=A9 @ 500 volts per = MIL-STD-1344, method 3003=20 Insertion Loss 0.1 dB maximum up to 1 GHz per MIL-C-39012=20 Go to here for some technical info. http://www.astronwireless.com/rf_coax.html Here is another called "rf Made Simple": http://www.amphenolrf.com/rf_made_simple/techquestions.asp Warm regards, Gary=20 FXE (Fort Lauderdale Executive)=20 http://www.uslan.com/hinge-kit.html ------=_NextPart_000_0028_01C62AA7.ABE8BEE0 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable =EF=BB=BF
Remember to pay attention to the = impedance you=20 need.  RG58, RG142B, and RG400 are all 50 ohm.
 
Tom Gourley
 
----- Original Message -----=20
From: Gary Hall=20
Sent: Sunday, February 05, 2006 9:06 PM
Subject: [LML] Re: Antenna Lead

Hi Mike,

It has = been years=20 and years since I had to deal with "loss of a typical BNC=20 connection" but these = URL's may=20 help answer your questions.

http://www.am= phenolrf.com/products/slimlinebnc.asp
SlimLine BNC Specifications

Electrical
Impedance 75 =CE=A9 with acceptable return loss = up through 1=20 GHz
VSWR 1.10 max up to 750 MHz (Return Loss -26.44 dB )
1.16 max up = to 1=20 GHz (Return Loss -22.61 dB)
MIL-STD-1344, method = 3005
Working Voltage 400 VAC, peak
Dielectric Withstanding Voltage 1000 VAC at 5 seconds minimum per MIL-STD-1344, method 3001, = test=20 condition I
Contact Resistance Center contact: 12 m =CE=A9 initial, = 12 m =CE=A9 after environmental, per MIL-STD-202, = method=20 307
Insulation Resistance =E2=80=BA 1,000 M=CE=A9 @ 500 volts = per MIL-STD-1344,=20 method 3003
Insertion Loss 0.1 dB maximum up to 1 GHz per=20 MIL-C-39012

Go to here for some technical info.
http://www.astronwire= less.com/rf_coax.html

Here=20 is another called "rf Made Simple":
http:= //www.amphenolrf.com/rf_made_simple/techquestions.asp

Warm=20 regards,

Gary

FXE (Fort Lauderdale Executive) =
http://www.uslan.com/hinge-k= it.html

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