Return-Path: X-Spam-DCC: paranoid 1169; Body=1 Fuz1=1 Fuz2=1 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00,HTML_90_100, HTML_MESSAGE autolearn=ham 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 s68AXuDw005909 for ; Tue, 8 Jul 2014 12:33:56 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1X4Se0-0006XO-0I for rs_out_1@blacksheep.org; Tue, 08 Jul 2014 11:29:04 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1X4Sdx-0006XF-Ml for rsgb_lf_group@blacksheep.org; Tue, 08 Jul 2014 11:29:01 +0100 Received: from nm8-vm5.bullet.mail.ir2.yahoo.com ([212.82.96.139]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.82) (envelope-from ) id 1X4Sdw-0003Wt-C7 for rsgb_lf_group@blacksheep.org; Tue, 08 Jul 2014 11:29:00 +0100 Received: from [212.82.98.63] by nm8.bullet.mail.ir2.yahoo.com with NNFMP; 08 Jul 2014 10:28:58 -0000 Received: from [212.82.98.123] by tm16.bullet.mail.ir2.yahoo.com with NNFMP; 08 Jul 2014 10:28:58 -0000 Received: from [127.0.0.1] by omp1060.mail.ir2.yahoo.com with NNFMP; 08 Jul 2014 10:28:58 -0000 X-DKIM-Result: Domain=yahoo.co.uk Result=Good and Known Domain X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 173717.4403.bm@omp1060.mail.ir2.yahoo.com Received: (qmail 12690 invoked by uid 60001); 8 Jul 2014 10:28:58 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s1024; t=1404815338; bh=8L8bW6MkGZAgFdoA+5iz8bz2a2uIdglAlylRXU2zeBM=; h=References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=f+XeV/QdG0w0Gp3fJFzef85JwgMn1sED/ZGw0lGlZ52SVWfRixM12FbQiShq9U4SpG9MR7pjnWc8KphV62pdBsNQDTDrzKSnNUG5d74zj4T8asQzDX4S+zvG1ztBF2aMKcjmAEe82HkWTfanzA2sdd2TzNZ9tAis0GJHOkRMFE8= X-YMail-OSG: ZayECnIVM1lghjSlIHMDnrM12viOEnytjYmfuhp77OIV4FG Lyh47RNqVHKmQzsMbMRd7wOnJx8oNTZcQfX7Xqpl7ahLhA8R9G5QXlruPj72 EmWMzP1z_ZBiYjWzLq7FJqfUwfzp2Ov9IpY06jZE5NvtvsPuMAheY4koHQaP 1qwe98hvZZfb5oMvaVFWyG4eIlwgYqBksRAt9joAJr6pNiz32PcpZ.Jb4CLL vTwYuOxzwPh38WkmU1Rdjv_ZCOB77OkME_nR62qP7tGgUrobAP8PpsD1wYRt v4GUaMf8LWfXY8vQ.FMXFhOQtZKzucTBATW1_HfOKAUvybBfZkZOMJ6LUffm 4ixxMapgnSOz7Hx.HQ19OBpAb7CTtmbPreC8ziKhCDa9qDWpF6W6ehDLt03Y kc5yvszXSu_i.gRSULyRWoYxwxMI1rsCAwYjKJitKekmdacQ.6i3BzZNikN7 zauvsxI_q8ggYmcFlOfgEjOl7PIkDBvYuH5j_7LXtFx_J5I8XjDugaFVaMas qTsRx4EWdNFFwWgRwqQ43nlgtGxgHI9S4AL0P.IlJc43TWVM4ZM.c9XxJ1S_ .jAaPuLI9a7YVUoewuZvGO23bQ1dRBmxtjED9pxfafJkGqPVt5.m8HF.hM0O n14.BvYM3nRjfPRIGqfyuVlURORppbA1_Jwmzl5aESbk2qioUWz9BP.vcbG9 WLr0Og6fmC.Sm0zEjJ99wf_CiLhZH5OcVTyqv Received: from [176.227.133.190] by web173004.mail.ir2.yahoo.com via HTTP; Tue, 08 Jul 2014 11:28:57 BST X-Rocket-MIMEInfo: 002.001,CgoKSGkgYWxsIHRoaXMgbWF5IGhlbHAgd2l0aCBjb2RlcyBidXQgZG9uJ3QgdHJ1c3QgaXQgdGhpcyBpcyBvdXQgdGhlIFNUQyBkZXNpZ25lcnMgZ3VpZGUgMTk0Ny4gV2hlbiBJIHdhcyBmaXZlLi4uLi4gOm8owqAKwqAKCgo3MyBlcyBHTCBQZXRlIE0wRk1UIElPOTFVWAogCi0tLS0tIEZvcndhcmRlZCBNZXNzYWdlIC0tLS0tCkZyb206IE0wRk1UIDxtMGZtdEB5YWhvby5jby51az4KVG86ICJyc2diX2xmX2dyb3VwQGJsYWNrc2hlZXAub3JnIiA8cnNnYl9sZl9ncm91cEBibGFja3NoZWVwLm9yZz4gClNlbnQBMAEBAQE- X-Mailer: YahooMailWebService/0.8.191.1 References: <9FE61D98573D45E08A39735EF283914F@gmc.net> <53BAE6E9.3050206@tele2.se> <1404795548.36812.YahooMailNeo@web173001.mail.ir2.yahoo.com> Message-ID: <1404815337.38505.YahooMailNeo@web173004.mail.ir2.yahoo.com> Date: Tue, 8 Jul 2014 11:28:57 +0100 From: M0FMT To: "rsgb_lf_group@blacksheep.org" In-Reply-To: <1404795548.36812.YahooMailNeo@web173001.mail.ir2.yahoo.com> MIME-Version: 1.0 Subject: Fw: LF: Pure off-topic: old tubes Content-Type: multipart/alternative; boundary="236488317-1016881736-1404815337=:38505" 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 10.1.3.10 Status: O X-Status: X-Keywords: X-UID: 27 --236488317-1016881736-1404815337=:38505 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable =0A=0A=0AHi all this may help with codes but don't trust it this is out the= STC designers guide 1947. When I was five..... :o(=C2=A0=0A=C2=A0=0A=0A=0A= 73 es GL Pete M0FMT IO91UX=0A =0A----- Forwarded Message -----=0AFrom: M0FM= T =0ATo: "rsgb_lf_group@blacksheep.org" =0ASent: Tuesday, 8 July 2014, 5:59=0ASubject: Fw: LF: Pure = off-topic: old tubes=0A =0A=0A=0AHi all=0A=0A=C2=A0I like Johan went to my= favourite online resources but nothing. I looked in http://www.tubebooks.o= rg/technical_books_online.htm=C2=A0where an old STC catalogue lists every n= umber either side of the "4B" range .... very frustrating!=0A=0AIf anyone h= as out of copyright radio or audio books, manuals=C2=A0and catalogues=C2=A0= there can be no better place to send them too than Pete Millett, details on= the website.(an incredible labour of love).=0A=0A=0A73 es GL Pete M0FMT IO= 91UX=0A =0A----- Forwarded Message -----=0AFrom: Johan Bodin =0ATo: rsgb_lf_group@blacksheep.org =0ASent: Monday, 7 July 2014, 19:28= =0ASubject: Re: LF: Pure off-topic: old tubes=0A =0A=0AHello Peter,=0A=0AI= expected to find the tube at http://www.tubedata.org/where Frank=0APhilips= e has been collecting tube data sheets for 15 years but=0A it wasn't=0A... = It must be a very exotic tube!=0A=0A73=0AJohan=0A SM6LKM=0A=0A=0A=0APetr Ma= ly skrev 2014-07-07 09:20:=0A> Hello all=0A>=C2=A0 =0A> I apology for the o= ff-topic. However I know that this group is attended=0A> by very experience= d gents, mainly from the UK.=0A> I found these two tubes in the junk, see t= he attachment. I spent quite a=0A> while to search the whole Internet for s= ome specs, in vain.=0A> They are very similar to QB3/300, or TESLA=E2=80=99= s RE125, same size, same=0A> socket. The only visible difference is the sha= pe and material of the anode.=0A> I think the number 55 in the designation = could possibly be the anode=0A> dissipation.=0A> The labels are:=0A> STC 4B= /55=0A> ITT 4B/55/B=0A> By some lucky=0A chance does=0A anybody have any in= formation about them?=0A>=C2=A0 =0A> Thanks, 73, Petr, OK1FIG=0A>=C2=A0 =0A= >=C2=A0 =0A>=C2=A0 --236488317-1016881736-1404815337=:38505 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
=


Hi all t= his may help with codes but don't trust it this is out the STC designers gu= ide 1947. When I was five..... :o( 
 


73 es GL Pete M0FMT IO91= UX

----- Forwarded Message -----
From: M0FMT <m0fmt@yahoo.co.uk>
To: "rsgb_lf_group@blac= ksheep.org" <rsgb_lf_group@blacksheep.org>
Sent: Tuesday, 8 July 2014, 5:59=
Subject: Fw: LF: Pure off-topic: o= ld tubes

Hi all

 I l= ike Johan went to my=0A favourite online resources but nothing. I looked in= http://www.tubebooks.org/technical_= books_online.htm where an old STC catalogue lists every number eit= her side of the "4B" range .... very frustrating!

If anyone has out of copyright radio or audio books, manuals=  and catalogues there can be no better place to send them too tha= n Pete Millett, details on the website.(an incredible labour of love)= .

73 es GL Pete M0FM= T IO91UX

=0A
----- Forwarded Message ----= -
From: Johan Bodin <jhbodin@tele2.se>
To: rsgb_l= f_group@blacksheep.org
Sent: Monday, 7 July 2014, 19:28
Subject: Re: LF: Pure off-topic:= old tubes

Hello = Peter,

I expected to find the tube at = http://www.tubedata.org/where Frank
Phili= pse has been collecting tube data sheets for 15 years but=0A it wasn't
... It must be a very exotic tube!

73
Johan=0A SM6LKM


Petr Maly = skrev 2014-07-07 09:20:
> Hello all
= > 
> I apology for the off-topic. However I k= now that this group is attended
> by very experienced = gents, mainly from the UK.
> I found these two tubes i= n the junk, see the attachment. I spent quite a
> whil= e to search the whole Internet for some specs, in vain.
&= gt; They are very similar to QB3/300, or TESLA=E2=80=99s RE125, same size, = same
> socket. The only visible difference is the shap= e and material of the anode.
> I think the number 55 i= n the designation could possibly be the anode
> dissip= ation.
> The labels are:
> STC 4B= /55
> ITT 4B/55/B
> By some lucky= =0A chance does=0A anybody have any information about them?
> 
> Thanks, 73, Petr, OK1FIG
> 
> 
> = ;





=
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