A small, simple, usbpowered vector network analyzer covering 1. The vehicle network adapter supports connections to two sae j1939 networks and one j1708 network simultaneously. The dl2sba vnaj software supports both the original minivna and the minivna pro hardware. Using the dg8saq vector network analyzer to identify an. This video shows the dg8saq vector network analyser vnwa being used to determine the characteristics of an unknown component over a range of frequencies. Low cost vector network analyzer vna dg8saq vnwa 3ec 1. As manufacturer of the dg8saq low cost network analyzer, sdr kits is committed to supporting users, providing advice and technical support, regular software updates and facilitating the ds8saq vnwa forum. Introduction vector network analyzer vna is a vector instrument. You can screen shot of the program and make comments. Dg8saq vna schematic software patch descargar archivo dg8saq vector network analyzer homebrew so i send a copy of the pics of my build to the vna dg8saq deserves to win a technical. However, you can display one type of data, take a snapshot of the traces, and then display another type of data.
Also, there are more than 4000 people in our yahoo group. Introduction the vector network analyzer vna is a high step up from the relatively simple antenna analyzers often used by amateur radio astronomers. First batch will be avaiable in second mid of june. However it is quite simple to enter as a published text string into a vnwa custom trace a vnwa featurefunction and perform a forward og reverse measurement, where the s21 thru femalefemale adaptor. All vnwa hardware on a single printed circuit board for maximum reliability. Tom baier, a radio amateur with the call sign dg8saq has created a really neat product he calls the vnwa 3e. While this is a good architecture for making a vna, it has a drawback of needing many expensive components. Also my previous software will return the version 14. Tomas baier, dg8saq, has a software called vnwa that he wrote for vna of his own design, but that software also supports n2pk vna hardware.
Vna vector network analyzer is used to measure sparameters of active and passive microwave components. The easiest way to adjust this is put a frequency counter on the rf connector and rotate the encoder knob until the output frequency is 10. If you are wondering what amateur radio is about, its basically a two way radio service where licensed operators throughout the world experiment and communicate with each other on frequencies reserved for license holders. In daily use when you dont need the full vnwa capability it would just be nice to use the vnwa as a general purpose antenna analyzer. A vector network analyzer vna measures the magnitude and phase of an electrical network, like a filter or amplifier. I posted a plot of the phase of both an untermnated port and one with the open standard. Software applications are available for pnax, pnal, pna, ena, usb and fieldfox series network analyzers. Compared to antenna analyzers, vnas have much more measurement capability. Vector network analyzer a christmas present to myself.
Sep 15, 2014 originally, it is a spectrum analyzer up to mhz, which can be converted to the vector network analyzer which may be used for antenna measurements, an external hardware is needed. Originally, it is a spectrum analyzer up to mhz, which can be converted to the vector network analyzer which may be used for antenna measurements, an external hardware is needed. These are some of the characteristics of this vna usbpowered and controlled vector network analyser. The vna assumes an ideal open, but the open standard just adds capacitance, making the calibration less accurate. The software has that option so that makes it easy. Keysight network analyzer software applications are available for pnax, pnal, pna, ena and usb series network analyzers. Picovna 6 ghz vector network analyzer pico technology. Hi matt, good question, it gets a little confusing to those that dont liveandbreath this stuff. This is an android only application by yo3ggx to control bluetooth enabled antenna analyzers or vnas. Overall operation the block diagram of figure 1 shows how a combination of hardware and software produces a conventional vna.
The simplicity of the sparameter test set is indicated by its block diagram figure 7. Building an sparameter test set for the vnwa3e whitham d. The aim4300 and aimuhf run the latest aim software and. Vectornetworkanalyzers measurementsmadewithrespecttoareferenceplane vector network analyzer out in device under. General software updates for the vnwa 3 and the vnwa 3ec are made available several times a year, and announced on the dg8saq vnwa forum. A cheap solution may be to look at using an rf noise sourcesiggen for vna and an rtl dongle with a 5 dollar direct tv b band converter if you cut the filters out of the converter you can get the dongle up to 4ghz. Unlike many vna control programs and other software that can read touchstone s2p files, zplots cannot display both forward and reverse data at the same time. Active components include transistors, amplifiers etc. Connect it to your laptop or desktop computer via usb, pc software is included. Introducing the e5080b vector network analyzer e5061b ena series network analyzer impedance analyzer achieving higher measurement accuracy for pcb impedance test keysight services.
It combines sw and hw designs from various vna projects in particular nanovna for the hw design and the dsp if and the dg8saq vnwa for the resistive bridge design to come with. An assembled and tested dg8saq vna can be purchased from sdr. Aug 17, 2017 contribute to ttlvna development by creating an account on github. Contribute to ttlvna development by creating an account on github. Compatible with vna j of dl2sba, this software runs on win,mac,linux. Nov 16, 2016 this video shows the dg8saq vector network analyser vnwa being used to determine the characteristics of an unknown component over a range of frequencies. A lowcost, professionalgrade 6 ghz vna for both lab and field use. To get an idea, what changed in this version, have a look at the readme here. This post on the vector network analyser, the dg8saq by sdrkits, is the first in a sequence looking at how to use advanced test equipment to measure the properties, characteristics, and electrical parameters associated with tesla coils and tmt transmission systems. Here you can download all relevant files for vna j application. The k8zao crystal test fixture uses bnc connectors and i.
It combines sw and hw designs from various vna projects in particular nanovna for the hw design and the dsp if and the dg8saq vnwa for the resistive bridge design to come with a cheap and simple design capable to measure from 1 mhz or below to at least 700mhz. The software is opensource8, as is the development system9 and the processorcodec library software 10. Keysight technologies, understanding the fundamental principles of vector. Designed by professor thomas baier dg8saq, the vnwa 3ec is used by professionals, universities, research institutes and radio amateurs worldwide since its launch in 2009. An analog to digital converter digitizes the raw data. Cheap homemade 30 mhz 6 ghz vector network analyzer. Figure 2 vnwa3e software screenshot is representative of a 2port measurement. Ena vector network analyzers, 5 hz to 53 ghz keysight. Vnausb converter manual 4 chapter 1 introduction vnausb is a high performance vehicle network adapter. The installer includes helpfile, drivers, and firmware for microsoft windows 10, 8. Rf demo kit for nanovna vna rf test board vector network test filter attenuator. The first is build in a 19cabinet and in my lab, the second i have build in a shielded old rf amp. The installer includes helpfile, drivers, and firmware for microsoft windows. Jan 5, 20 features similar to the vna2180 with coverage up to 1 ghz.
Here you can find all tricks and responses for your applications the new minivna pro2 is in production and sobstitute the well know minivna pro. Building an sparameter test set for the vnwa3e reeve. Designed by professor thomas baier dg8saq, the vnwa 3ec is used by professionals, universities, research institutes and radio amateurs worldwide. The adapter interfaces with a computer using a standard full speed usb 2. Antenna analyser fa va5 by dg5mk, installation of vnwa windows software and basic configuration, calibration, adjusting the charts and measuring an antenna. Keysight technologies, understanding the fundamental principles of vector network analysis, application note. Figure 1 a block diagram showing the fundamental design of the vnwa2.
All vnas i had previously used were huge and very expensive instruments, but it turns out that there is an interesting alternative out there on the market. But, in the ham world, the best vna ever with the most impressive precision and dynamic is definitely the n2pk which could be used with many softwares, including the one made by dg8saq. This page is devoted to the construction of my vnwa 2. The vector network analyzer, vna2180, measures impedance magnitude and phase and filter transmission in the range of 5 khz to 180 mhz. Its only a tr vna but ive developed a method to get good 2 port s parameter data from it. Hamradio 2018 presentation english hamradio 2018 vortrag deutsch hamradio 2014 presentation english hamradio 2014 vortrag deutsch hamradio 20 presentation english hamradio 20 vortrag deutsch here you can find some of my ham projects. Network analyzer software tools enable you to investigate, characterize, and troubleshoot your designs in a variety of measurement applications. Download and try out the dg8saq vnwa software first before ordering. For windows os x and linuxusers downloading the jarfile from here is suffcient, if you do not need the additional files. Introduction this 8510c op er ating and pr o gr amming manual is designed to pro vide y ou with comprehensiv e tutorial material to help y ou learn t ypical. Vector network analyzer vna is a vector instrument for performance testing and troubleshooting of the highfrequency communication devices. Supporting the same functionality as its predecessors, the vnwa 3 offers.
Designed by professor thomas baier dg8saq, the vnwa 3 is used by professionals, universities, research institutes and radio amateurs worldwide since its launch in 2009. The measurement of the phase change through the device is the hard part, and the fact that we get both the magnitude amplitude change and phase change. Dosbased programs from paul n2pk can not work with the v5 board because they use parallel port type of interface which is not supported by the v5 board. The process starts with a sine wave generator implemented as direct numerical calculation in dsp software. Fava5 and vnwa installation configuration calibration. The picovna 106 is a professional usbcontrolled, laboratory grade vector network instrument of unprecedented performance, portability and affordability. May 06, 2018 but, in the ham world, the best vna ever with the most impressive precision and dynamic is definitely the n2pk which could be used with many softwares, including the one made by dg8saq. Designed by professor thomas baier dg8saq, the vnwa 3 is used by professionals, universities, research institutes and radio. Dos package by paul kiciak, n2pk myvna with usb support by dave roberts, g8kbb vnwa by tomas baier, dg8saq.
Crystal test fixture for dg8saq vnwa and n2pk vna as well as other vector network analyzers. Analysis of a tank circuit and notch circuit with the dg8saq vna. In addition, openshortload calibration technique was programmed in gui to counterbalance systematic errors of the vna. The first is for describing the actual frequency of the reference oscillator used on the vna board to the vnadsp software. Low cost vector network analyzer vna dg8saq vnwa 3 1. The vector network analyzer vna is a high step up from the relatively simple. A redesign by oz7ou of the k8zao crystal test fixture using sma connectors preface. It is a vna in a small box powered via usb and controlled by a pc.
Control software for dj9pk reciprocal frequency counter. What i would like to see for the vnwa a a piece of software thats similar to the ease of use and clean interface like that of the minivna pro vnaj and w5big software. Popular low cost vector network analyzer vna by sdrkits. The working frequency is produced by mixing outputs of two microwave oscillators. Dg8saq vna schematic software patch descargar archivo dg8saq vector network analyzer homebrew so i send a copy of the pics of my build to the vna dg8saq deserves to win a technical pin. The first is for describing the actual frequency of the reference oscillator used on the vna board to the vna dsp software. To collect and analyze data from the vna, graphical user interface gui is designed using labview software. Currently there is no problems with the transverter software. Original n2pks schematics was adopted as the basis for the transverter. While passive components include attenuators, cables, isolators, couplers, filters, circulators, bridges, antennas, transformers, duplexers, diplexers, triplexers, switches etc. It is a bid tricky for the previous versions because they used a word echo command on command 0x00.
Previously, robust vna is normally commercialized by several established manufacturers, such as keysight technologies formerly agilent technologies, anritsu, rohde schwarz and advantest. The dg8saq vnwa3e used in this article figure 1 along with its. Lowcost vector network analyzer for communication devices. The performance of this designed vna is approximately equivalent to the available commercial vna.