Greg, Thank you for posting the link to the Jim Williams article. I saved many articles written shortly after Jim passed but I had never seen the 5 Years Later article. Cheers, Tom

CEDistribution & Tubes and More / Antique Electronic Supply are really the same company. The former is their wholesale outlet which sells only to registered distributors and the latter sells to the ge

Hi Jeff, I'm glad you were able to get the 475A working. Just to let you know...When you change the subject line the groups.io system starts a new thread that is separate from your previous postings o

Dave, Regarding your question "How are places like Mouser and Digikey with small time onsie-twosie buyers..." I have found that they are amazingly cooperative with small orders. I have been refurbishi

Hi Bill, Thanks for posting these. The reworks look really good. At my end the link to The Cathode-ray Tube Document is not working however. Cheers, Tom

I was able to free up a frozen intensity pot in my 465B. The 465B intensity pot is located near the rear of the interface circuit board. A long thin epoxy extension shaft connects the pot shaft to the

Hello Staffan, You said "This unit has quite a few coolers and they got reasonably warm just during the time it took to adjust the display." Those "coolers" are the heat sinks and the fact that they q

When I have seen suspicious ebay listings I have used the "Report Item" link on the listing page to inform ebay. The listing always disappeared within a short time. I'm not attempting to be an eBay po

I'm interested too. Thanks for bring the document to light.

I concur that the feet supplied by Jeff N0DY are great. I purchased two sets of feet for my 465 series scopes last January. The result was much better than trying to make some kind of replacement myse

Thanks Dennis. By the way, I would not assume that a gmail address is a "throw away." I recently switched to gmail as my primary address because my long term dedicated email address service had become

Regarding the concerns expressed about allowing attachments I suggest taking a look at how it is working out for other groups that presently allow attachments. One such group is HP-Agilent-Keysight-eq

I wholeheartedly agree that allowing attachments would greatly enhance the ability of users to clarify questions and provide responses. The old saying that a picture is worth a thousand words comes to

Michael, That was much more interesting than I expected. Thanks, Tom

Hello Richard, I have found many good publications listed at http://www.pmillett.com/technical_books_online.htm The site lists scans of old publications in PDF format. However, even if you do not wish

Steve, If you are hesitant to use eBay you can buy a NOS tube from Antique Electronics Supply. They currently list a 5V4GA for $29.90 at https://www.tubesandmore.com/products/5v4ga-rectifier-full-wave

Hello! http://www.najla-hamburg.de/_75.you.need.to.know.html?dazelogi264762

How did you determine that Jim? It would be helpful to know proxy bids up front but the usual procedure is not to make that information available. I really want to know. Thanks, Tom

OK. Sounds interesting. I see links to "Files", "Photos", "Database", and others but no "archives." Would someone please point me to the forum archives. Thanks, Tom

The binding machines that I have used are big and heavy. For me it wouldn't be practical to own one. I think the copy shop (Kinko's or other) is the best approach to fixing your binding. Don't know ab