Recently contacted L-Soft Support about this ... see below:

Nelson Chen wrote:
> Translate= No would help if the PDF file was sent as text using
quoted-printable encoding
> (instead of base64 or some other more 'safe' encoding scheme).  LISTSERV
would then
> replace all the tabs in the file with spaces (by default it translates
control
> characters, such as tabs, in the text parts of messages), which corrupts
the PDF.  So
> setting Translate= No would stop LISTSERV from doing this.  Thanks.
>
>
> On 17 Aug 2004 at 15:09, Eva M Kalman wrote:
>
>>In addition to what's mentioned here:
>>http://www.lsoft.com/manuals/lsv-faq.stm#_Toc64429924
>>
>>... would putting Translate= No in a list also help?
>>
>>It seems that people can send PDF files quoted-printable
>>to people directly but when it's done through a LISTSERV
>>list, it becomes corrupt.
>>
>>Eva Kalman
>>Lucent Technologies



On Thu, 19 Aug 2004 13:38:51 -0400, Mike Clark <[log in to unmask]> wrote:

>We've experienced the same problem.  PDF files are corrupt after
>delivery through ListServ-Lite and LSMPT.  It also occurs with graphics
>also.  We have not been able to figure it out.  Not outlook or outlook
>express, because several people only send using various webmail
>interfaces.
>
>Mike
>
>On Wed, 18 Aug 2004 16:33:34 -0400, Jim Papacostas <[log in to unmask]>
>wrote:
>
>>One of our staff is having a listserv problem that involves the sending
>>of pdf files.  She is trying to send pdf attachments using Microsoft
>>Outlook 2003 to a listserv list.  The files cannot be opened after
>>delivery.  Please note that if the pdf files are sent without using a
>>listserv, they are fine.  If the pdf files are sent using a different
>>mail client to the listserv, they are also fine.  We tried reinstalling
>>the Acrobat distiller and Microsoft Outlook and this fixed the problem
>>for a while, but it has come back again.
>>
>>Has anyone out there encountered this situation when using Outlook to
>>sent pdf attachments to a listserv list?
>>
>>Thanks in advance.
>>
>>--
>>Jim Papacostas
>>Director, Help Desk and Technical Support
>>Computer Services
>>Temple University
>>7th Floor, Wachman Hall
>>Philadelphia, PA  19122-6094
>>(215)-204-5645