I was in high school in the early '60s. I recall making several trips to a surplus store in Boston (don't remember the name) to gather parts for my senior science fair project. The most memorable comp

You could always send the payment as a purchase and add the 3% PayPal fee if Dennis will allow that....

Scott - how much did you pay to have the knobs printed? My son has a 3D printer and might be interested in printing them. I don't know if he has grey filiment but he probably can get some. houdatto@gm

U-Ship is not a "shipping giant" nor is it a shipping midget. It is a brokering service for a huge number of individual shipping contractors. It works similar to eBay in that you post a listing of wha

Chuck - Does the same hold true for a 2445? One of mine is giving me a battery error. Also, can you provide more information on the Eagle-Pitcher replacement battery? I couldn't find anything suitable

Aircraft stripper. Look for it on Amazon or you might find it in the local hardware or big box home improvement store.

My initial impression when I first read the original message was that this was a solution in search of a problem. But I kept quiet, thinking perhaps there had been some incident that prompted this new

I don't know if this has been mentioned before, and I don't know if I've seen all 57 messages in this thread so far, but why not set up a GoFundMe page? Yes, they charge a service fee but so does PayP

Not exactly sure how far specific vs generic you are considering, but there are "funwithtubes" and "funwithtransistors" groups on Yahoo that cover a lot of generic content.

This is very close: https://www.amazon.com/dp/B013LT52E0/?coliid=I1K2SG7VBRM1EI&colid=3DQXEM7UXD6HN&psc=0&ref_=lv_ov_lig_dp_it

Hi Jeff - I got the final version of the feet today & put them on my 335, they fit and look beautiful! I'm going to look through my collection of 2445's to see if I can find one good foot to send you

Jeff, the foot is packaged up in a USPS Small Flat Rate box. Hopefully I will remember to mail it tomorrow and you will likely have it Monday. You should have received an email from the USPS with the

Phillip Potter, Jeff Davis N0DY - It would appear you two are on the same page so I would be more that willing to send my one good 335 foot to Jeff for modeling and creation of new feet. Jeff if you w

My 335 has ONE good, complete foot that I would loan out in the hope it might lead to the production of four new replacement feet.

4x5 film is still readily available. The instant film is $20-$25 for a 10 sheet pack, regular wet-developing film $35 or so for 25 sheets at B&H Photo. [TekScopes] <TekScopes@...> wrote:

I recently picked up a nice Sony Tektronix 335 oscilloscope. Cute little thing, decent cosmetics, just need to clean a little grime off the front. I haven't toyed with it much yet other than to hook i

Try these for starters: General Electronics Repair: https://www.amazon.com/gp/product/0071848290/ref=oh_aui_search_detailpage?ie=UTF8&psc=1 https://www.amazon.com/gp/product/0071848290/ref=oh_aui_sear

`That happens. Windex contains ammonia which can dissolve paint markings. Use just plain rubbing alcohol for cleaning to avoid this problem.

I like Tektonix scopes, woodworking, and eating. Does that mean we can have a discussion on favorite brownie recipes?

Dennis wrote "Mercury cells were banned a long time ago and there simply is no substitute." This is not completely accurate. To be precise, mercury cells were banned in the US and many other countries