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Re: Frequency response flatness in conventional sampling (say 7S11/S
The blow-by effect on frequency response could be tested. Grossly misadjust it deliberately and see if the frequency response changes. I found it to be the easiest thing to calibrate on my S-4
By David Hess · #87689 ·
Re: 555 on Detroit craigslist
Hmm, I had a ham radio friend whose tomcat used to sleep on top of his vintage HF rig -- until one day it let some cat tinkle dribble out. After that, it wouldn't even go in the ham shack. 73 Jim
By Jim <n6otq@...> · #87688 ·
Re: Tek 2245A Backup Battery Exchange -- Any special steps?
I have a 2246 and 2247A. As far as I know, the backup battery only matters for the configuration settings so no special precautions are needed when changing it. The PDF files I have for these
By David Hess · #87687 ·
Re: 555 on Detroit craigslist
I asked him about that. It's a demon gremlin, he says he used it as a mad scientist prop in a haunted house. Would be a great cat bed though. I used to have a big crt terminal and my cat used to
By Paul Amaranth · #87686 ·
Re: 555 on Detroit craigslist
This is pretty strange. Attached is an enhanced photo of the " thing" atop the 555 ________________________________ To: "TekScopes@..." <TekScopes@...> Sent: Saturday,
By Robert Fisher · #87685 ·
Re: Strange AEROVOX cap on my 564
Thanks for that interesting story John, there are some weird things around. As to the cause; I think it's a full moon. At least until someone else comes up with a better explanation. And the moral of
By Don Black <donald_black@...> · #87684 ·
Re: 555 on Detroit craigslist
? ?Is that why there is a wig on it? ?Or is that a cat? ?Never considered that before, but it's a nice place for a cat to sleep. Dan ________________________________ To:
By Daniel Koller · #87683 ·
555 on Detroit craigslist
555 dual beam scope with power supply and cable http://detroit.craigslist.org/mcb/atq/3603048849.html I got a note from the seller, his wife is getting adamant about getting rid of it; he's open to
By Paul Amaranth · #87682 ·
Re: Tek 2245A Backup Battery Exchange -- Any special steps?
Hi Chuck, I have had this problem several times with PDF files. May I suggest PDF Password Remover from VeryPDF? Not free but useful. It just unlocks the file.
By Francis <jekker@...> · #87681 ·
Tek 2245A Backup Battery Exchange -- Any special steps?
Hello Tek Scopes Group: I need to change the backup battery in my 2245A. I am not aware of any special steps required. Can I simply remove the old and solder in a new one? Or, will I mess
By chuckcurran53012 <ccurran@...> · #87680 ·
Re: Tentative 647 scan?
Thanx for scanning the 647 tentative specs. I have three 647a?s and several 547?s, beautiful pieces of technical design of a gone era. Ren¨¦
By tek_547 · #87679 ·
Re: Strange AEROVOX cap on my 564
And sometimes become a voltage source i.e. they become a battery. That can really throw out equipments operation. You can measure the voltage with a voltmeter, it's steady, not just a charge that will
By hpxref · #87678 ·
Re: Frequency response flatness in conventional sampling (say 7S11/S
Hi David, The step response of my S-4 is very similar to the pictures shown in the cal proc of the manual. Overshoot from 400 ps to 25 ns is specified as 10% or less. Blow-by compensation adjusts the
By Albert <aodiversen@...> · #87677 ·
Re: Plastic binders for TEK Manuals By hand
As always you rock my world. Very nice! -- glydeck Sent from my iPad
By Glydeck · #87676 ·
Re: TDS 744A Power Supply Issue - Any Ideas?
I used the fused circuit of the meter (10A) which is a little over 2x max current.
By circuitsandcode · #87675 ·
Re: 7L5 Attenuator, Knob Glue
That is, why I use a 5-minute-epoxy ! You have more time and it is more elastic ! Herbert Am 15.02.2013 22:57, schrieb fiftythreebuick:
By Herbert · #87674 ·
Re: Leader counter (project) FS
I apologize. It doesn't always stay with me how easy it is to look up zip codes. Mea Coupla. From: TekScopes@... [mailto:TekScopes@...] On Behalf Of Rob Sent: Friday,
By Rob <rgwood@...> · #87673 ·
Re: Leader counter (project) FS
I'll inquire further off list but replying to this with a location may help others decide if they should inquire further. The unfortunate reality is that Shipping Cost can soil even the most noble of
By Rob <rgwood@...> · #87672 ·
Re: Frequency response flatness in conventional sampling (say 7S11/S
I do not have any in dependant confirmation but I suspect given the relatively low frequencies involved for the sampling heads up to 5% loss that they will be very close to ideal. I do not know of a
By David Hess · #87671 ·
Re: Frequency response flatness in conventional sampling (say 7S11/S
Agreed.... <text removed>
By fiftythreebuick <ae5i@...> · #87670 ·