[Test-Equipment] HP 8640B Broken AM Modulation Switch

[Barry]

I don't know.  It appears to power up but no other testing was done.  With any luck, the switch works and the other part of it remain intact and I could repair it similar to the way you did.

Thanks,
Barry - N4BUQ

----- Original Message -----
> From: "Pete Lancashire" <pete at petelancashire.com>
> To: "Discussion of Electronic Test Equipment" <test-equipment at mailman.qth.net>
> Sent: Wednesday, November 19, 2014 10:35:48 AM
> Subject: Re: [Test-Equipment] HP 8640B Broken AM Modulation Switch
> 
> Does the switch it self still work ? If so I've in the past fabricated
> and then epoxied a new piece. Did it for one of the HP pulse
> generators that used the same design switch. Maybe ask on the Yahoo
> Agilent/HP group. -pete
> 
> On Wed, Nov 19, 2014 at 8:18 AM, Barry <n4buq at knology.net> wrote:
> > Anyone have any suggestions on how to fix a broken AM modulation switch on
> > an HP 8640B?  I'm looking at one that has that problem on eBay and was
> > wondering how hard it is to find a replacement part.  I know these are
> > fragile points and many have been broken over the years.  I'm also
> > figuring there are few if any NOS replacement parts so not sure if I want
> > to take a chance on this or not so was was wondering what others have done
> > for this.  Time for a 3D printer?
> >
> > Thanks,
> > Barry - N4BUQ
> >
> > ______________________________________________________________
> > Test-Equipment mailing list
> > Home: http://mailman.qth.net/mailman/listinfo/test-equipment
> > Help: http://mailman.qth.net/mmfaq.htm
> > Post: mailto:Test-Equipment at mailman.qth.net
> >
> > This list hosted by: http://www.qsl.net
> > Please help support this email list: http://www.qsl.net/donate.html
> ______________________________________________________________
> Test-Equipment mailing list
> Home: http://mailman.qth.net/mailman/listinfo/test-equipment
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Test-Equipment at mailman.qth.net
> 
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
>