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The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Those dont look like RCA part numbers.....more like date codes ...viz week 44 of 1978 RCA power devices have 5 digit nos starting like 40xxx. I think I have a 1980s data book here somewhere Alan G3NYK ----- Original Message ----- From: Graham To: rsgb_lf_group@blacksheep.org Sent: Saturday, June 14, 2014 3:05 PM Subject: LF: RCA 7844 RCA 7819 (7619 ?) TO3 Power trans ideas as to equivalents ?? [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [65.20.0.133 listed in list.dnswl.org] 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: 69d86b33142413363dd56bd312139bf4 Subject: LF: Re: RCA 7844 RCA 7819 (7619 ?) TO3 Power trans ideas as to equivalents ?? Content-Type: multipart/alternative; boundary="----=_NextPart_000_0089_01CF87FE.884267D0" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: ** X-Spam-Status: No, hits=2.1 required=5.0 tests=FORGED_MUA_OUTLOOK,HTML_40_50, HTML_MESSAGE autolearn=no version=2.63 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 This is a multi-part message in MIME format. ------=_NextPart_000_0089_01CF87FE.884267D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Those dont look like RCA part numbers.....more like date codes ...viz = week 44 of 1978 =20 RCA power devices have 5 digit nos starting like 40xxx. I think I have a = 1980s data book here somewhere Alan G3NYK ----- Original Message -----=20 From: Graham=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, June 14, 2014 3:05 PM Subject: LF: RCA 7844 RCA 7819 (7619 ?) TO3 Power trans ideas as to = equivalents ??=20 RCA Power transistors TO3 case=20 RCA 7844 RCA 7819 (7619 ?) Uses as series regulators in psu =20 Not seeing listed / showing in web searches , anyone any ideas = as to equivalents ??=20 Tnx- Graham, ------=_NextPart_000_0089_01CF87FE.884267D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Those dont look like RCA part = numbers.....more like=20 date codes ...viz week 44 of 1978 
RCA power devices have 5 digit nos = starting like=20 40xxx. I think I have a 1980s data book here somewhere
 
Alan
G3NYK
----- Original Message -----
From:=20 Graham
Sent: Saturday, June 14, 2014 = 3:05=20 PM
Subject: LF: RCA 7844 RCA 7819 = (7619 ?)=20 TO3 Power trans ideas as to equivalents ??

RCA  Power transistors  TO3   case
 
RCA  7844  RCA  7819  (7619 ?)
 
Uses  as series regulators  in psu 
 
Not seeing  listed  / showing  in web = searches  ,=20 anyone  any  ideas as to  equivalents  = ?? 
 
Tnx- Graham,
------=_NextPart_000_0089_01CF87FE.884267D0--