Checking coaxial cable traps using the mfj grid dip meter adapter. The 269 supports 415 470 mhz, whereas the pro version supports 430 520 mhz. I am using 10x 3200ma nihm aa cells, 16v input from psu left the mfj charging them for 4 days not one volt increase still flat. Mfj 269cpro instruction manual lfhfvhfuhf swr analyzer 5 the mfj 269cpro has a recessed 2. Serious rf burns can occur if someone comes in contact with an antenna during transmissions. Applications to 520 mhz allow operations through many. One big problem i see is with the touchy calibration pots.
Mfj 418 instruction manual pocket morse code tutor 3 once you have made your choices within the units submenus, they will be saved in nonvolatile memory for your next session. Use an antenna analyzer with your manual antenna tuner for. Mfj269d mfj269 original mfj enterprises hfvhf220 mhz. An initial pcb pre calibration procedure is assumed. All information, images, and documents on this website are the sole property of mfj enterprises, inc. Covers manual 974hb schematic 28lb paper protective mfj 974b tuner 26. The mfj 269 is the fullyfeatured descendent of the earlier and simpler antenna bridges like the mfj 207. Mfj269c and mfj269cpro analyzer minimanual by nifty.
Fully portable and self contained, it delivers a wide range of basic and advanced rf measurements to present a complete picture of your antenna systems and networks. Mfj 269c measuring instruments pdf manual download. Warning never install an antenna where contact with power lines is possible. Using the mfj269c the manual is not included with the unit, and must be downloaded from the mfj website. A simple frontpanel pushbutton switch lets you choose either ampmeter or voltmeter allows you to select amps or volts as you wish to read them. New mfj 259d antenna analyzer, comparison with mfj 269c. Mfj 269c pro rf analyzers combine five basic circuits. Mfj269c covers 530khz to 230 mhz and 415 to 470 mhz an mfj269c exclusive. Note that there is a limit to the number of files you can download.
It provides a relatively pure harmonics better than 25 dbc signal of approximately 3 vpp 20 mw into a 50 ohm load. Mfj has 499 product models in radio and 500 pdf manuals in english for download. Introduction the box can be tested completely after assembling with the battery holder initially unassembled. The problem is usually the diodes in the broadband detector, which are easily destroyed by rf, esd, and transmitting into the antenna connector. The following mfj 269 repair manual pdf document start with intro, brief discussion until the indexglossary page, read the table of content for additional information, when presented. These analyzers make a wide variety of useful antenna or impedance measurements, including coaxial cable loss and distance to an open or short. Mfj 269c instruction manual lfhfvhfuhf swr analyzer 2 attention. Warning never install an antenna where contact with power. Measuring instruments mfj mfj 269 instruction manual. Large easytoread two line lcd display and sidebyside meters clearly display your information.
Mfj 259c 530 khz 230 mhz antenna swr analyzers mfj259c. New mfj259d antenna analyzer, comparison with mfj269c. Mfj radio user manual for pdf download device manuals. It will not win a beauty contest but it keeps the unit protected. I am suspecting that this is not just a 269 problem but probably older analyzers as well. Mar 23, 2010 i am using 10x 3200ma nihm aa cells, 16v input from psu left the mfj charging them for 4 days not one volt increase still flat. The mfj269cpro like mfj269c, but has its uhf range coverage 430 to 520 mhz and an extended commercialstyle cabinet for lab work helps protect knobs and connectors from damage. To download mfj 269 repair manual, you might be to certainly find our website that includes a comprehensive assortment of manuals listed. Mfj 915 rf isolator instruction manual mfj 915 rf isolator 1. Ideal as a ready reference and memory jogger for making swr, impedance, inductance, capacitance, frequency and other measurements.
Mfj 269c instruction manual lfhfvhfuhf swr analyzer 3 the mfj 269c is also useful as a nonprecision signal source. Includes all the features of mfj259c, the worlds most popular swr analyzer plus much more. Posted by matt on 29th dec 2016 i went back and forth over the 259 and 269. Mfj mfj 269 have 2 pdf manuals in english mainly including calibration procedure guide, instruction manual. Complete short form operating instructions in a compact reference guide.
Batteries last quite a while despite what i read about it in the past. Death or serious injury can occur if contact is made. I skipped the manual and watched some youtube videos. Mfj 269c swr antenna analyzer 530 khz 230415470 mhz continuous coverage. Mfj 269c pro rf analyzers mfj269cpro free shipping on most. Mfj 4230mv has an excellent 75% efficiency and extra low ripple and noise, 100 mv. Select the desired frequency range and adjust the tuning control for desired test frequency frequency is displayed on the lcd screen. And you should get the mfj 269 repair manual driving under the download link we provide.
Hfvhf swr analyzer 8 pages measuring instruments mfj mfj 868b manual. On the schematic, the usual problem is that diodes d15 and d16 are blown. About mfj 259b manual the resource is currently listed in in a single category. The mfj 269c requires an external 11 16 v dc power source via a stan. Includes all the features of mfj 259c, the worlds most popular swr analyzer plus much more. Mfj 259c 530 khz 230 mhz antenna swr analyzers are compact, batterypowered rf impedance analyzers. The inductor and capacitor can be anything close, but the resonant frequency will.
Mfj enterprises inc,ameritron,hygain,hygain,cushcraft,vectronics,mirage, mfj, mfj enterprises,antenna,radio,ham radio,amateur radio,tuner,analyzer,starkville,amplifier. Read the vswr and impedance from the two analog meters or the lcd display. Builtin nicadnimh charger circuit, battery saver, low battery. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. The outside conductor is negative, the center is positive. Swr hfvhf analyzer 40 pages measuring instruments mfj mfj 207 manual. Page mfj 269 instruction manual hfvhfuhf swr analyzer the antenna and the mfj 269. Unlike the others i never use slow media mail to ship your item tracking number will be sent soon as item is. I own a aa600 as well but still use the 269 from time to time. Using the mfj 269c the manual is not included with the unit, and must be downloaded from the mfj website. One port vector network analyzer vna measures the electrical parameters of one port of a network wont measure transmission parameters of a 2 port network network electrical circuit a port is one complete signal path. Large easytoread 2line lcd display and sidebyside meters clearly display your information. Mfj 269c pro is very similar to the mfj 269c, but has its uhf range coverage 430 to 520 mhz and an extended commercialstyle cabinet for lab work helps protect knobs and connectors from damage.
Mfj 259c instruction manual hfvhf swr analyzer 2 1. Like mfj 269d, but has its uhf range coverage 430 to 520 mhz and an extended commercialstyle cabinet for lab work helps protect knobs and connectors from damage. Any reuse or redistribution of the contents of this website are strictly forbidden without authorization from mfj enterprises, inc. Feb 01, 2018 the following mfj 269 repair manual pdf document start with intro, brief discussion until the indexglossary page, read the table of content for additional information, when presented. They perform a wide variety of useful antenna and rf impedance measurements, including coaxial cable loss and electrical distance to an open or short. It features a large easytoread two line lcd display and sidebyside meters. Mfj 269c covers 530khz to 230 mhz and 415 to 470 mhz an mfj 269c exclusive. Page mfj269 instruction manual hfvhfuhf swr analyzer the antenna and the mfj269. Click the button below to add the mfj 269c hfvhfuhf swr. The main category is mfj 259b antenna analyzer that is about mfj 259b.
The mfj269c requires an external 11 16 v dc power source via a stan. Includes all the features of mfj 259d, the worlds most popular swranalyzer plus much more. Bizarre readings, weird numbers, strange reading, and no obvious cause. I can see how the instrument would get knocked out of calibration from shipping or a sharp jar.
The operations indicated in the procedure can be followed under normal conditions. For everyone, whether you are going to start to join with others to consult a book, this mfj 269 repair manual is very advisable. Anyone got around this problem, or got a schematic of a charger that would charge the 10 batteries if holder was removed from mfj. Mfj 259 antenna analyzers sch service manual download. Our library will be the biggest of the which may have literally hundreds of a large number of different products represented. The metal case is a typical mfj build which i expected. Mfj 269 antenna analyzer arrived with the usual symtoms. If the line is 50 ohms or the impedance selected in advanced mode 3, this unit will always display the feedlines true swr, with the exception of a reduction in swr present in feedlines having appreciable loss. Mfj 249 antenna analyzers sch service manual download. Mfj 269c and mfj 269cpro analyzer mini manual by nifty accessories downloads torrent f8c43f8250 size, 4.
The operating frequency range of this unit extends from 1. Mfj 269 repair manual certainly provide much more likely to be effective through with hard work. View and download mfj 269c instruction manual online. This unit was chosen over the mfj 269 as it not only supports most of the available australian 70 cm ham band but also supports the australian uhf chook band at 477 mhz. Mfj 269c pro rf analyzers mfj269cpro free shipping on. Resonant antennas, hf mobile, mfj 1668 screwdriver. Using the mfj 418 in this section, well show how you can quickly set up the mfj 418 to perform each of its major functions. Mfj enterprises manuals mirage manuals mosley manuals radio shack manuals ubiquiti manuals underdeck manuals yaesu manuals username. Jan 21, 2020 resonant antennas, hf mobile, mfj 1668 screwdriver january 29, 2019 no comments hf mobile antenna covers 806 meters with 4 12 foot mobile or 10 foot fixed operation telescoping whip. Mfj 269d covers 280 khz to 230 mhz plus the 2200 meter band and 415 to 470 mhz an mfj 269d exclusive.