Hi Dennis, Ed: I'm sure you know... but for others... Dr. Dave runs a group that includes Keithley... searchable on Groups.io. Best regards. Roy

craigslist had all that contact, and the scope is sold now.

John, Please provide an email address or contact information where members interested in your scope can contact you OFF LIST. Bruce Gentry and flightsimalex@..., Please contact John off list at

This forum is all about classic Tektronix test equipment, its use, repair, and collecting. This is not a forum about how California chooses to govern itself. What California does or does not do is

Hi Ed, I would think you would have a lot more success finding answers to any Keithley questions you may have in a forum devoted to Keithley. But since Danaher bought Keithley in 2010 and merged it

Ok, now that the TM506 is up and running perfectly again (thanks to all of you who guided me), now I have 3 plugins to fix: FG502, DC503, and SC502. Starting with the FG502. I took a closer look at

I'm interested... My dad lives in Aus and could pick up... Where in Austin and do you take PayPal?

I bought one of these to act as an extender: https://www.amazon.com/gp/product/B00F1YQMXO/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1 and it works perfectly without an modification other than

I was actually thinking about that. I'm wondering what would be the worst-case jitter on Leo's pulser. The laser driver use claims typical 4 ps pk-pk deterministic and 0.55 ps RMS random jitter. I

Chuck, Totally agree! So does having or not having a basic education. Staying on topic, the ferrite beads work well for building your own test fixtures. George

Votes have consequences. Glydeck via groups.io wrote:

You should click on The link “Why is this here” on the All Electronics page. This would be the reality of good intentions gone wrong and ultimately becoming useless. “As of August 2018 the

😂😂😂

This is why we have "Warning" labels on Preparation H that states "not to be taken orally". -- Michael Lynch Dardanelle, AR

As a former environmental compliance guy in CA, I can say that it's mind-numbingly inane. Everything is potentially toxic or dangerous- it's just a matter of quantity/frequency (drinking too much

Feet on any of these series of Tek with bale handles (like on a 475)... are a blessing, and a curse when they rot! I often have to store them horizontally... and that's when the feet fail! (Foot rot

Hi all, I have a Tektronix C30 camera that I would like to sell. I'm asking $30 + shipping Will consider offers. PLEASE REPLY OFF LIST! Thanks, Phil

Just added all kinds of Tek, HP, Boonton, Narda and HP items to the site, as well as lots of unusual semiconductors and parts. Also a beautiful ESI 295 digital capacitance bridge. Drop by over the

Colin, I can send you the TM500 frame parts and a rear mating connector PCB free if you can cover the padded bag shipping cost the the UK. email me off list at: walter2 -at-

Something like this: w140.com/tekwiki/wiki/Dennis_Tillman_7V10 but for the TM50X series mainframes?  Would be handy, Colin.Jim Ford Sent from my Verizon, Samsung Galaxy smartphone