Return-Path: Received: (qmail 18949 invoked from network); 30 Jan 2002 09:32:16 -0000 Received: from unknown (HELO murphys-inbound.services.quay.plus.net) (212.159.14.225) by excalibur.plus.net with SMTP; 30 Jan 2002 09:32:16 -0000 X-Priority: 3 X-MSMail-Priority: Normal Received: (qmail 4615 invoked from network); 30 Jan 2002 09:32:18 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by murphys.services.quay.plus.net with SMTP; 30 Jan 2002 09:32:18 -0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Received: from majordom by post.thorcom.com with local (Exim 3.33 #2) id 16Vr3G-0004ge-00 for rsgb_lf_group-outgoing@blacksheep.org; Wed, 30 Jan 2002 09:29:10 +0000 Received: from e1.ny.us.ibm.com ([32.97.182.101]) by post.thorcom.com with esmtp (Exim 3.33 #2) id 16Vr3F-0004gW-00 for rsgb_lf_group@blacksheep.org; Wed, 30 Jan 2002 09:29:10 +0000 Received: from northrelay01.pok.ibm.com (northrelay01.pok.ibm.com [9.117.200.21]) by e1.ny.us.ibm.com (8.9.3/8.9.3) with ESMTP id EAA398994 for ; Wed, 30 Jan 2002 04:24:42 -0500 Received: from usa.net (ss9.bld.socks.ibm.com [9.14.4.75]) by northrelay01.pok.ibm.com (8.11.1m3/NCO v5.01) with ESMTP id g0U9Rj531962 for ; Wed, 30 Jan 2002 04:27:46 -0500 Message-ID: <3C57BC78.401BE34A@usa.net> Date: Wed, 30 Jan 2002 10:27:20 +0100 From: "Alberto di Bene" X-Mailer: Mozilla 4.79 [en] (Windows NT 5.0; U) X-Accept-Language: en MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org Subject: LF: Re: PSK31 generation References: <5.1.0.14.0.20020128115929.00ab3b90@gemini.herts.ac.uk> <5.1.0.14.0.20020129144512.02f80bf0@gemini.herts.ac.uk> <5.1.0.14.0.20020129174706.00abd840@gemini.herts.ac.uk> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: James Moritz wrote: > [...] > The discussion so far relates to a "full bridge" output stage, 2 totem > poles with the load connected between the two outputs. Jim, thanks for the explanation. I hadn't realized you were talking of a bridge configuration. I thought that a single totem pole were used, and so I could not figure how it was possible to drive it with 0 degrees phase. 73 Alberto I2PHD