• why do I loose calibration when HP8752A is switched off

    I recently acquired a HP8752A . This is a wonderful VNA. But I have a question: Each time when I have stored a calibration in internal memory I loose the entire calibration when the VNA is switched OFF. -- is this ...
    last modified by Eric003
  • HP8753D

    Hi, Could anyone tell me what type of bulkhead that is (see picture) I would like to buy an adapter to APC-7 so I can connect to my HP 8753D network analyser.
    last modified by Lad
  • Agilent E5071B shutdown issue

    Our E5071B VNA has an issue, that when pressing front panel power button, it turn power-off immediately and not start shutdown sequence as it should do. It worked earlier fine, but we had to perform system recov...
    created by bar28
  • HP 85051A s-parameter tape cartridge - retriving files or transferring to floppy?

    I have an HP 85051A 7mm verification kit with s-parameters on a tape cartridge (serial numbers written on the cartridge match those of the four devices.)   Is there any recommended way to retrieve the files and ...
    last modified by wb0gaz.
  • Share soure power calibration with two CAL ALL

    Hello All,   I have a 2 port PNA-X (N5244B) in a  test stand were I am testing multiport devices.  I have two paths,  J1 to J3 and J1 to J4.  There are switches in the test stand that will au...
    last modified by mikejvir-
  • My upgrade from 8510B system to 8510C system has hit a snag.

    With known good working 8515A test set and 8340 sweeper I am getting a ODD error message on the 8510C screen when I bootup.It says "system key not installed". Powering up with 85102C OFF gets to the test menu screen, ...
    last modified by dandober
  • Network Analyzer Video Display Issue

    Dear Sir:      I own a 8753C and the power supply recently died on me.      I got the 8753C repaired.    The power supply and some other parts were replaced...
    last modified by SOLT_guy
  • 8510C issue

    I have a 8510C and it seems like the PAL that holds the standart security key is broke, i swapped the PAL with a friend of mine and my 8510 works with his, i looked at the parts website and it seems like the PAL is no...
    last modified by MICROWAVE68
  • Is it possible to apply a calibration without a Power Cal to a channel with a Differential IQ measurement class

    Hi Everyone,   Thank you to everyone who takes the time to read this.   Question: The differential IQ measurement class seems to need a Power Cal to apply a calibration, is this a true statement? Is ...
    last modified by ChrisSight
  • P9375A VNA

    Can you please tell me how often should I calibrate the P9375A?
    last modified by cp
  • Request CAL/Conv loss info for using 8757D SNA w/2 E8257D PS

    My team is in the midst of generating LabView code to control two E8257D PSGs in combination with an 8757D SNA in order to perform swept RF to IF conversion measurements. We must use these specific models. By referen...
    last modified by LIslander
  • ENA-LF measurement capabilities

    Hi folks,   I contacted KS support and they suggested I post my questions here.   I am designing a multi-stage composite amplifier based around a FDA opamp, to be used in a low noise/distortion converter f...
    last modified by djhat
  • Survey Questions:  a.) How important is cleaning a fiber optic connector?  b.) How do you perform the task?  c.) Do you inspect each one?

    Interesting discussion that waxes and wanes in our Industry.   How important is cleaning these surfaces as we pass through 100-400gig and beyond?   If cleaning is important,  perhaps this paper might he...
    last modified by xwingz2
  • Cal Kit Editor Frequency Range Inputs

    I have been making new cal kit files for non-Keysight cal kits by editing existing files with the Cal Kit Editor. I've noticed that the Max Frequency in all the cal kits I looked at is 999000 MHz even though the speci...
    last modified by wreeve
  • Request for detailed instructions on configuring an External DC Meter on VNA

    Hi everyone, I believe I have a simple question but I can't seem to figure it out.  I'm using a PNA (N5245A Firmware A10.65.08) and would like the set up triggered sweeps as a trace with a DMM from Keysight (344...
    last modified by ChrisSight
  • Total sweep time in averaging mode- PNA 8361

    Hello All,   I am using PNA-8361A in my setup. The PNA is used sweep averaging to calculate the averaged value. Is there any way to measure/estimate the total data acquisition time for an averaging factor of N?...
    last modified by Joe89
  • Current measurements using current probe and external DMM

    Hello, I am using N5242A with A.09.90 firmware. I would like to perform current measurements in pulsed mode using N2782B current probe with 34465A multimeter. I am trying to add external DC Meter according to: Config...
    last modified by stefek
  • How to find what revision of the E5071C-TDR application software is installed?

    Need to verify what revision of the E5071C-TDR application software is installed? I am able to find the VNA firmware  revision of the E5071C installed: A.11.34 tia (Thanks in Advance) TJB#
    last modified by BeaversT
  • What does this 8753A Error Message mean please?

    At power on I'm getting this simple, one line message: "E S@M G@IL!1=PQPQPQPQPQPQPQPG>m" Pressing "preset" I get an HP logo for two seconds then the message again.   I thought it might be a checksum er...
    last modified by Timbo2020
  • Which mode propagates in X281C ?

    Hi, all. I have a question about X281C, X band waveguide adapter. As far as I know, there is only a single mode in the WR90 waveguide at X-band. But, I can't find whether it is TE mode or TM mode from the manual. ...
    last modified by JoonkyoJung