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Think you may be a bit too critical. IMO, they are talking about rapid drift - it generally is not stable equivalent to lock. The 6.15 end is always a bit more difficult. Generally, I switch back and

To add a bit more detail: The drift is on the order of 100 kHz or so every few minutes and in one direction. That's a rough estimate; I haven't actually measured it. I should also mention that I'm

I'm currently performing the YTO Main Coil driver adjustments (preferred procedure) for my HP 8566B. This apparently sets the frequency endpoints of the YIG. Leaving out some details, the procedure

Replacement battery:?? { Thank you Dave M. !! } Tadiran TL5104/P SU FFIX - /P AX IAL PIN S 15- 5104- 41000 ~ $7.75us @ ?? { less, if one buys Qty: 50?? ,? $5.67us? @ }

I agree with Sandra, there is a huge amount of collaboration on EEVBlog, following a thread is easy once you click on "notify" While there is not a dedicated storage space, files are attached to the

interesting,? we've done some rather complex stuff there without any issues and posting a message in a thread automatically subscribes you.? or you can manually subscribe to a thread. Everything is

Hello Hardy, Thank you for? the information.? I have a 53181A, which is the 1.5GHz counter.? There is another digit in the counter that never lights up.? That was probably used in the 12GHz model.

Thank you!? I need (but, of course, have not yet) to start making notes on issues, or the lack of, with different series - hopefully others here will start that ball rolling. Hal

While the process may seem daunting when you first do one of these cal's, once done, it's basically setting the offsets and gains of each band, setting the YTM bias at the beginning and the end of

Thanks for the help and the fact that is someway usual to perform the calibration procedure. Gianni IW1EPY Da: [email protected] [mailto:[email protected]]

Thank you for posting this information Hal. Very handy to have available. Cheers, Tom

Here it comes -----Oprindelig meddelelse----- Fra: [email protected] [mailto:[email protected]] P? vegne af Tom B Sendt: 6. juni 2022 16:39 Til:

Tom I have also bought an prescaler from china-12 Ghz-works great. But the guy mention that one should be carefull about the counter(mine 53132A)--some are only 1.5Ghz versions and other 3Ghz!--will

It appears that you need to adjust your SRD Bias (along with the complete unleveled RF adjustment procedure) which is spelled out in the adjustment portion of the service manual. The problem you're

Hi regarding the EEVBLOG although I do go on it but I find it difficult to track messages also I haven’t found any storage space So I believe if it is HP/ Keysight then this site should provide the

Hi Ricky Regarding battery replacement on 70 K I am of the mind to install extra sockets so that a battery can be plugged up before you unsolder the old battery This goes for the following local

Yep,? exact reason for us to do work like this. Several of us on a repair thread I had for the SRS PS350 High Voltage Supply ended up decoding the Roms and came up with a cal procedure as SRS gave no

I received the 3GHz prescaler board from China.? It arrived quicker than I expected.?? I installed it in my 53181A but it does not count above 1.69999 GHz.? I think this is a limitation of the

Hi Robert,? Can't blame you,? I would have done the same and yeh probably not related though I do have some family in GA but most is in TN in the tri-cities area.? ?My Uncle Dave was there in GA

My HP8340B , even if the level indicator say the right level end no unleveled annunciator appear , the real RF output is unstable. Sweeping at some frequencies the power out goes unleveled , it