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You might try resoldering the power connectors on the IO board, filter board and main supply board. Otherwise, bad cable, crimp? You might find that it fixes itself when you put it all back together.

My 8643A started doing a "recalibrate" every time I turned it on. Once the 8643A completes that "recalibrate" its RF output and frequency are OK, although I have not tested every aspect of modulation,

Anyone who downloaded my schematics of the Output Regulator should update them with those I have just uploaded to the files section, along with the schematics of the other two boards. I found a couple

The following items have been added to the Files area of the [email protected] group. * /All HP, Agilent and Keysight instruments in folders by part numbers/8000 to 8999/8590

Hey everyone, Having recently picked up an Hakko 474 I've decided to desolder every electrolytics in the PSU to test them before ordering some. To my surprise they're all well within specs, close to

Just as another data point, I do know for a fact that a PCIe to PCI bridge, NI PCI GPIB card, and Windows 10 64 bit will work.? I have yet to run any program that won't work with it, but I am sure

I've heard of such practices, but not suffered them. Are they still doing that? I do advise purchasers to take photos of unopened packages, and for large packages I keep photos of how I packed them.

The biggest problem we have had with Ebay's GSP is they will sometimes take apart large double boxed shipments, and then ship them over the pond in their inner box without any padding. You know the

Hello, I have a very nice 3457A which has a 40-year old battery. New batteries are quite inexpensive and easy to find, but I'm quite scared at the prospect of replacing the battery without first

Re:- Do you have anyone in your environment with a not too old laptop? Get it for a box of cigars, install an SSD and Linux Mint. You're back in business! There is nothing wrong with using Linux

I haven’t tried to do anything useful yet, but I did succeed in getting a raspberry pi 5 to see an NI PCI-GPIB card hoping so a compact HPdrive system with the advantage of being able to ssh to it

About PCI(e) passthrough - I tried to breathe some new life into an old PCI NI AWG card that supposedly only works with Windows XP. The card works flawlessly on a native XP install on the same machine

That’s not absolutely true. One can use a thunderbolt equipped laptop with an external PCIe cage and a PCIe to PCI adapter or a PCIe 488 card. It is even possible to use a virtual machine with an

Looks like he needs a PCI slot for gpib card. Would have to go to USB to GPIB if he went w a laptop.

Jim- let me check as I have a tower doing nothing...hss not been used for long time, will know when I get to the shop over the weekend. shop is? in no. SF bay area Renée

Jim, Do you have anyone in your environment with a not too old laptop? Get it for a box of cigars, install an SSD and Linux Mint. You're back in business! Best 73 de Harke

My garage lab computer went kaput recently, and I need to get another one to control my instruments via GPIB and USB. I had a tower running Windows 7, although it was originally my wife’s computer

Looking to purchase one.? It shows no display on the screen which I can deal with, but I can't seem to find in the manual anything about the bottom Instr Check lights.? The left one stays on.? Any

It has been a while since I’ve had to use it, but when using PayPal shipping (USPS), have done electronic customs declarations and electronic invoice where I put in the quantity, description,

I received from Digikey five or six parcels during the last weeks without any problems. Each always over 150 Euros. I sent a small letter three weeks ago to the US with DeutschePost containing 2