¿ªÔÆÌåÓý

ctrl + shift + ? for shortcuts
© 2025 Groups.io
Date
Re: 2456B whole display moved up on the CRT
Bob, I does effect all 4 channels.? I hope it's not the hybrid! Thanks, AL
By allegretto2a · #87713 ·
Surplus outfits in Philladephia, PA (USA)?
Hi folks, ? Just a random question in the event there is an affirmative answer: ?Does anyone know if there are any good electronics surplus stores in the Philladelphia, PA area (USA) where one might
By Daniel Koller · #87712 ·
Question on what to do with 4 pallets of scopes...
Here's the thing: I have 4 pallets of tektronix scopes taking up space in my warehouse. One pallet is mostly 7000 series, with a few 5000 series mainframes, another is a mix of 7000 and 5000 series
By Chuck Harris <cfharris@...> · #87711 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
I'll check that out. Thanks. Tom
By Tom Miller · #87710 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
I've used E6000, a soft vinyl-based adhesive, with good success on re-gluing buttons. I'm not sure which I prefer, clear silicone or E6000. ?You should have some iof both in your kit. 73 Jim N6OTQ
By Jim <n6otq@...> · #87709 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
I tried super glue. Maybe my superglue is too old or something, but it just snapped right back off again. =============================== Try giving them a long rest before replacement to assure the
By ROLYNN PRECHTL K7DFW · #87708 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
I use RTV sillycone. Just a dab in the bottom of the knob then push it on. Let cure for a day and you are all set. Benefit is you can still pull the knob off in the future. Regards, Tom
By Tom Miller · #87707 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
Great tip. I thought of that but was not too sure about hitting the front panel with a hot air gun. Since I do have a hot air station with adjustable temperature, I will try that. Thanks! Phil...
By Philip McIntosh · #87706 ·
Re: TDS 744A Power Supply Issue - Any Ideas?
I can tell you from experience with switching power supplies that even replacing the fuse with the correct rating can cause more collateral damage if the power supply isn't fully repaired. Doubling
By Andy · #87705 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
I tried super glue. Maybe my superglue is too old or something, but it just snapped right back off again. That is why I looked for a method that allowed for more flexibility and less rigidity. Phil...
By Philip McIntosh · #87704 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
What generally happens is one side of the little plastic retainer clip on the inside snaps off. ================================= And a drop of Super Glue will fix the broken piece back into position.
By ROLYNN PRECHTL K7DFW · #87703 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
Hello Philip, Please let me add to your comment a way to remove the knob caps that I find works. As you say, they are old and brittle and prone to having the clips break off when pulled off. I take a
By Tom Miller · #87702 ·
Re: A Way to (Sometimes) Repair Broken 22xx Knobs
A photo would be great. Dave Sent from my iPhone
By DaveC <davec2468@...> · #87701 ·
A Way to (Sometimes) Repair Broken 22xx Knobs
Well here is my first actual contribution to the group. I had to learn the hard way what most of you probably already know--NEVER REMOVE THE KNOBS FROM A 2200 SERIES SCOPE UNLESS YOU ABSOLUTELY HAVE
By Philip McIntosh · #87700 ·
Need TDS5000 series system restore CD
Greetings Group, I am in need of the System Restore CD for the TDS5000 (non B) series scope. The instrument I have has a failed HDD. Any help appreciated!
By testtech <testtech@...> · #87699 ·
Re: 2456B whole display moved up on the CRT
Does this affect all four channels? If so, I would suspect a problem in the vertical output, perhaps as simple as one of the CRT neck leads ha come off, or something in the vertical chain has failed.
By Bob Koller <testtech@...> · #87698 ·
465 Repair & Refurb on Hacked Gadgets
I saw a posting on Hacked Gadgets that talks about 1 persons R&R job on a Tek 565. The URLs are http://hackedgadgets.com/2013/02/15/tektronix-465-oscilloscope-repair-and-refurbishment/ And
By Bill Higdon · #87697 ·
Re: Tektronix A6901 ground isolation monitor
I tested it today, first it started beeping, so I turned the plug around ( in th US and UK with 3 pin plugs you can not do that so I suppose phase and zero are allway connected according a standard.
By PA4TIM · #87696 ·
Re: Question
I think they are 0.125 inch diameter. Hobby shops carry 1/8 inch carbon fiber rods that I have found to be non-conductive and it works for that shaft. Regards, Tom
By Tom Miller · #87695 ·
2456B whole display moved up on the CRT
My trusty 2465B now has a vertically offset display on the CRT. The bottom of the normal display is now at mid-point. Has anyone seen and solved this problem? Where do I look for the source of this
By allegretto2a · #87694 ·