Return-Path: X-Spam-DCC: paranoid 1290; Body=2 Fuz1=2 Fuz2=2 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, FORGED_AOL_TAGS,HTML_40_50,HTML_MESSAGE,SPF_PASS,UNPARSEABLE_RELAY autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id u3OESqwg021388 for ; Sun, 24 Apr 2016 16:28:52 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1auKyt-0007y3-2a for rs_out_1@blacksheep.org; Sun, 24 Apr 2016 15:25:51 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1auKys-0007xu-NK for rsgb_lf_group@blacksheep.org; Sun, 24 Apr 2016 15:25:50 +0100 Received: from omr-a003e.mx.aol.com ([204.29.186.57]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.87) (envelope-from ) id 1auKyq-0007df-HA for rsgb_lf_group@blacksheep.org; Sun, 24 Apr 2016 15:25:49 +0100 Received: from mtaomg-aag01.mx.aol.com (mtaomg-aag01.mx.aol.com [172.26.126.79]) by omr-a003e.mx.aol.com (Outbound Mail Relay) with ESMTP id 91C3738000B1 for ; Sun, 24 Apr 2016 10:25:46 -0400 (EDT) Received: from core-ace10d.mail.aol.com (core-ace10.mail.aol.com [172.27.23.10]) by mtaomg-aag01.mx.aol.com (OMAG/Core Interface) with ESMTP id 3864838000083 for ; Sun, 24 Apr 2016 10:25:46 -0400 (EDT) References: <571CD297.4070107@posteo.de> To: rsgb_lf_group@blacksheep.org In-Reply-To: <571CD297.4070107@posteo.de> X-MB-Message-Source: WebUI MIME-Version: 1.0 From: Markus Vester X-MB-Message-Type: User X-Mailer: AOL Webmail BASIC Received: from 198.7.24.46 by webmail-vd008.sysops.aol.com (205.188.20.112) with HTTP (WebMailUI); Sun, 24 Apr 2016 10:25:46 -0400 Message-Id: <8D36C4C5337D7A3-1ECC-7330F4@webmail-vd008.sysops.aol.com> X-Originating-IP: [198.7.24.46] Date: Sun, 24 Apr 2016 10:25:46 -0400 x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20150623; t=1461507946; bh=Kx7vNvt3jlG3FfexBhmAuth8hOiJZQ7ffqS/gfc8Jr0=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=o0THxzsmx6vjqJF47c1di7iWzmRz02dFclGx1wAbz3JEvbhjjIMXMyna/F+6PtxD4 2bY/5PImtuf7c7PA0vylWIQv9feeZIcQjmyWSdVIa8ke25fG0PUK+o6wNYVFTg0Slt Z7Nr1oSeYi1eHY4D576mrKGjlEMkiCSYg7g/RKd4= x-aol-sid: 3039ac1a7e4f571cd76a6a7d X-Scan-Signature: 982d53dbb4bb82e9ed4f38562b2a1556 Subject: Re: LF: TXing on VLF again, my first homemade linear PA! :-) Content-Type: multipart/alternative; boundary="--------MB_8D36C4C53546823_1ECC_D6414A_webmail-vd008.sysops.aol.com" X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false X-Scanned-By: MIMEDefang 2.56 on 10.1.3.11 Status: O X-Status: X-Keywords: X-UID: 7814 This is a multi-part message in MIME format. ----------MB_8D36C4C53546823_1ECC_D6414A_webmail-vd008.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Hi=20Stefan,=0D=0A=C2=A0=0D=0Ayour=20stable=20carrier=20is=20also=20well=20visib= le=20on=20Lubos'=20and=20Paul's=20grabbers.=20The=20phase=20of=20the=20first=20c= arrier=20section=20(16=20to=2021=20UT=20yesterday,=20before=20the=20DFCW)=20seem= s=20to=20line=20up=20with=20the=C2=A0rest=20of=20the=C2=A0transmission.=20Noise=20= conditions=20today=20are=20rather=20poor,=20plenty=C2=A0of=C2=A0scattered=20ligh= tning=20storms=C2=A0around=20Europe=20and=20also=20occasional=20local=20precipit= ation=20statics.=20I'll=20be=C2=A0gathering=20data=C2=A0for=20potential=20EbNaut= =20emissions=20but=20at=20this=20time=20I=20wouldn't=20be=20too=20optimistic.=C2= =A0=0D=0A=C2=A0=0D=0ABest=20of=20luck,=0D=0AMarkus=0D=0A=20=0D=0A=0D=0A-----Ursp= r=C3=BCngliche=20Mitteilung-----=20Von:=20DK7FC=20<selberdenken@posteo.de>= An:=20rsgb_lf_group=20<rsgb_lf_group@blacksheep.org>Verschickt:=20So,=2024= =20Apr=202016=204:06=20pmBetreff:=20Re:=20LF:=20TXing=20on=20VLF=20again,=20my=20= first=20homemade=20linear=20PA!=20:-)=20=20=20=20=20=20=20=20=20=20VLF,=20=20=20= The=20carrier=20has=20been=20on=20the=20air=20from=2023:30=20to=2014:00=20UTC,=20= hopefully=20with=20a=20stable=20phase=20(no=20glitches).=20=20I=20can=20see=20we= ak=20traces=20on=20the=20DF6NM=20grabber=20but=20all=20in=20all=20it=20looks=20q= uite=20poor=20:-(=20I'm=20now=20trying=20to=20prepare=20for=20a=20first=20EbNaut= =20transmission...=20=2073,=20Stefan=20=20Am=2023.04.2016=2018:51,=20schrieb=20D= K7FC:=20=20=20=20=20Hi=20all,=20=20=20=20=20Since=20about=2016=20UTC=20i'm=20tra= nsmitting=20on=208270.00500=20Hz=20again.=20The=20antenna=20current=20is=20about= =20200=20mA.=20It=20is=20a=20first=20test=20over=20a=20longer=20time=20with=20my= =20new=20PA.=20=20=20=20I=20have=20been=20off=20the=20air=20for=20a=20few=20days= =20now=20becuase=20i=20destroyed=20my=20audio=20amp=20that=20i=20used=20as=20a=20= VLF=20PA.=20Somehow=20i=20started=20to=20like=20the=20idea=20of=20a=20clean=20si= ne=20wave=20coming=20from=20the=20PA.=20Low=20pass=20filters=20are=20hard=20to=20= design=20for=20VLF,=20you=20know.=20Since=20i=20don't=20like=20buying=20and=20si= nce=20i=20didn't=20find=20another=20one=20in=20the=20trash,=20i=20'had=20to'=20(= actually=20wanted)=20to=20build=20my=20own.=20It=20is=20a=20class-AB=20PA=20now=20= running=20at=2020V=20DC=20using=202x=20IRFP064N=20against=20ground.=20Opposite=20= phase=20drive=20signals=20are=20generated=20by=20a=20small=20blue=20ferrite=20co= re=20with=2020=20quadfilar=20turns.=20On=20the=20primary=20side,=202=20of=20thes= e=204=20windings=20are=20in=20series.=20On=20the=20scope,=20the=20signal=20looks= =20quite=20good.=20The=203rd=20harmonic=20is=20at=20about=20-20=20dBc,=20certain= ly=20improvable.=20But=20it's=20just=20version=200.2=20now=20;-)=20=20A=20large=20= ferrite=20core=20is=20used=20to=20up-transform=20the=20voltage=20to=20about=2022= 0V=20rms=20for=20this=20power=20level=20(i'm=20not=20spot=20on=20the=20resonance= ),=20also=20providing=20galvanic=20decoupling.=20=20=20=20A=20photo=20can=20be=20= found=20at=20=20=20=20https://dl.dropboxusercontent.com/u/19882028/VLF/20160423_= 184046.jpg=20=20=20https://dl.dropboxusercontent.com/u/19882028/VLF/20160423_184= 059.jpg=20=20=20=20The=20PA=20consumes=203.6A=20at=2020V=20DC=20now.=20Improveme= nts=20will=20follow...=20=20=20=20The=20signal=20will=20stay=20on=20air=20for=20= a=20few=20hours=20now.=20=20=20=2073,=20Stefan=20=20=0D=0A=20=20=20=0D=0A=20=0A=0A= ----------MB_8D36C4C53546823_1ECC_D6414A_webmail-vd008.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="utf-8" =0D=0AHi=20St= efan,=0D=0A=0D=0A =0D=0A=0D=0Ayou= r=20stable=20carrier=20is=20also=20well=20visible=20on=20Lubos'=20and=20Paul's=20= grabbers.=20The=20phase=20of=20the=20first=20carrier=20section=20(16=20to=2021=20= UT=20yesterday,=20before=20the=20DFCW)=20seems=20to=20line=20up=20with=20the&nbs= p;rest=20of=20the transmission.=20Noise=20conditions=20today=20are=20rather= =20poor,=20plenty of scattered=20lightning=20storms around=20Euro= pe=20and=20also=20occasional=20local=20precipitation=20statics.=20I'll=20be = ;gathering=20data for=20potential=20EbNaut=20emissions=20but=20at=20this=20= time=20I=20wouldn't=20be=20too=20optimistic. =0D=0A=0D=0A=  =0D=0A=0D=0ABest=20of=20luck,=0D=0A=0D=0AMarkus=0D=0A=0D=0A=20=0D=0A=0D= =0A=0D=0A-----Urspr=C3=BCngliche=20Mi= tteilung-----=20Von:=20DK7FC=20<selberdenken@posteo.de><= br=20abp=3D"589">An:=20rsgb_lf_group=20<rsgb_lf_group@blacksheep.org>Verschickt:=20So,=2024=20Apr=202016=204:06=20pmBet= reff:=20Re:=20LF:=20TXing=20on=20VLF=20again,=20my=20first=20homemade=20linear=20= PA!=20:-)=20=0D=0A=20=20=20=20=20=20=20=20=0D=0A= =20VLF,=20=20=20The=20carrier=20has=20= been=20on=20the=20air=20from=2023:30=20to=2014:00=20UTC,=20hopefully=20with=20a=20= stable=20phase=20(no=20glitches).=20=20I=20can=20see=20weak=20= traces=20on=20the=20DF6NM=20grabber=20but=20all=20in=20all=20it=20looks=20quite=20= poor=20:-(=20I'm=20now=20trying=20to=20prepare=20for=20a=20fir= st=20EbNaut=20transmission...=20=2073,=20Ste= fan=20=20Am=2023.04.2016=2018:51,=20schrieb=20= DK7FC:=20=20=20=20=20Hi=20all,=20=20=20=20=20Since=20about=2016=20UTC=20i'm=20trans= mitting=20on=208270.00500=20Hz=20again.=20The=20antenna=20current=20is=20about=20= 200=20mA.=20It=20is=20a=20first=20test=20over=20a=20longer=20time=20with=20my=20= new=20PA.=20=20=20=20I=20have=20been=20off=20= the=20air=20for=20a=20few=20days=20now=20becuase=20i=20destroyed=20my=20audio=20= amp=20that=20i=20used=20as=20a=20VLF=20PA.=20Somehow=20i=20started=20to=20like=20= the=20idea=20of=20a=20clean=20sine=20wave=20coming=20from=20the=20PA.=20Low=20pa= ss=20filters=20are=20hard=20to=20design=20for=20VLF,=20you=20know.=20Since=20i=20= don't=20like=20buying=20and=20since=20i=20didn't=20find=20another=20one=20in=20t= he=20trash,=20i=20'had=20to'=20(actually=20wanted)=20to=20b= uild=20my=20own.=20It=20is=20a=20class-AB=20PA=20now=20running=20at=2020V=20DC=20= using=202x=20IRFP064N=20against=20ground.=20Opposite=20phase=20drive=20signals=20= are=20generated=20by=20a=20small=20blue=20ferrite=20core=20with=2020=20quadfilar= =20turns.=20On=20the=20primary=20side,=202=20of=20these=204=20windings=20are=20i= n=20series.=20On=20the=20scope,=20the=20signal=20looks=20quite=20good.=20The=203= rd=20harmonic=20is=20at=20about=20-20=20dBc,=20certainly=20improvable.=20But=20i= t's=20just=20version=200.2=20now=20;-)=20=20A=20large=20ferrit= e=20core=20is=20used=20to=20up-transform=20the=20voltage=20to=20about=20220V=20r= ms=20for=20this=20power=20level=20(i'm=20not=20spot=20on=20the=20resonance),=20a= lso=20providing=20galvanic=20decoupling.=20=20=20=20A=20photo=20can=20be=20found=20at=20=20=20=20https://dl= .dropboxusercontent.com/u/19882028/VLF/20160423_184046.jpg= =20=20=20https://dl.dropboxusercontent.com/u/19882028/VLF/20160423_184059.jpg=20=20=20=20The=20PA=20consumes=203.6A=20at=20= 20V=20DC=20now.=20Improvements=20will=20follow...=20=20=20=20The=20signal=20will=20stay=20on=20air=20for=20a=20few=20hours=20n= ow.=20=20=20=2073,=20Stefan=20=20=0D=0A=20=20=20=0D=0A=20 ----------MB_8D36C4C53546823_1ECC_D6414A_webmail-vd008.sysops.aol.com--