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Menahem, Any slight offense is in the past, lets go forward. ? My goal here is to "first do no harm" then to payback for the help I have received from others.? I don't usually speak up right away,

Thanks Albert, you are of course right that I don't have a good grasp of even the basics. Your posts do help. But I've had enough of this project. I didn't even want a 465- I wanted a 465B but haven't

No politics, no religion, no sports, simple as that. This has been the golden rule for groups for a long time, because it works. It doesn't matter how tempting it is to reply, how much a false

That nuke one was kind of my fault. Mea Culpa, and I understand completely. I might suggest also that if something does wander off topic that we reiterate that the subject line should be altered to

Hi John, As I tried to make clear, the moderator, that's me, doesn't have the time to read every post even if I am responsible for keeping their content relevant. I was asking for help of the

Hi Jeff, Thanks for your reply. It points out the difficulty I had in composing my message. My intention was to enlist the help of the "TekScopes Elders" to keep the conversations relevant. I

Jeff, I think I remember a Jeff Davis who worked in General Aviation.? Is that you?? Its been a long time, my memory is good but not perfect.? There were several Rons here so I will give more

Sphere says they have 3 new in stock T1 Based Lamp 150-0045-00 Incandescent Lamp T-1 miniature lamp with base. New in factory bags. 3 New $5.00

I picked up a 7844 from this seller last week. He's a nice guy and clearing out a scope rehab hobby, apparently. -- Phil wrote:

I have a 7A26 vertical amp unit that is misbehaving. It is housed in a Tek 7704A. A borrowed (good) 7A26 operates correctly. The symptoms are as follows: (1) The amplitude of a given signal does not

Hi Menahem: I should place the illinois capacitor link for comparison to the Nichicon . You'll see for the 50V, 2200uF cap I am using the KXM series (which I use mainly now) has much better ripple

Thanks for the comment Steve ! I look forward to that document posting. Good point on the common mode resolution limitation. A question in regard to the CMRR, is the poor response a function of the

Thanks Dennis, I just downloaded it. I'll look at it. Thanks for the comment.

I am looking for one B1107, 'Power On' indicator bulb, for the Tektronix 453 that I am trying to fix. The Tek part number is 150-0045-00. Does anyone have one that they would like to sell me or can

Has someone compiled a list of the capacitors to replace in a Tek 49x series power supply? I seem to remember seeing such a parts list in the past, but do not readily see how to search the archives

Im using a 50ohm cable a 50ohm through termination and a pg506 fast rise pulse.

What is the source of the signal being displayed ? What kind of probe is being used ?Is it compensated ??Is the probe ground lead connected ? Do yourself a favor & lose the probe.Connect to a decent

Hi Ron, I wonder if we may know each other. I knew a Ron who would be about your age who ran an engineering organization in Cedar Rapids. At the time, I was a brash young engineering group manager in

Sorry Raymond, again I missed you message of a few minutes ago! BTW I sold my one and only 465 some time ago, so I can't help with doing measurements. Albert

They share the same output amplifier.