I believe they still have it there, so if you dont have it, you might want to get it. Here you will find instruction manuals, service manuals, user guides schematic. Customers using this manual should report errors or omissions, recommendations for improvements, or other comments to mfj enterprises, 300 industrial park road, starkville, ms 39759. I acquired this 1270c used several years ago, and it has been running my aprs digi for close to 6 years with minimal problems.
The manual talks about hooking up a commodore 64 to it for petes sake. If your mfj tnc does not have the 2400 modem installed, it can be purchased separately mfj. Microphone audio, from the tnc to your transmitter. Youll find it handy for tuning, testing, repairing rigs, setting power level, adjusting mic gain, etc. Press question mark to learn the rest of the keyboard shortcuts. View online or download mfj mfj 1270c system manual.
You will be best helped if you have your unit, manual and all information on your station handy so you can answer any questions the technicians may ask. Information in this manual is designed for user purposes only and is not intended to. News check out our sale on xpa125b amplifier get one before its too late join our email list to receive your free copy of our mfj 3302, book, 73 dipole and longwire antennas. Mfj mfj1270c manuals manuals and user guides for mfj mfj1270c. Pin1 microphone audio, from the mfj 1278b to your transmitter. You likely did not receive the manual for this tnc bound manual, 200 pages, when you acquired it used. View online system manual for mfj mfj 1270c controller or simply click download button to examine the mfj mfj 1270c guidelines offline on your desktop or laptop computer. Mar 22, 2005 the setup im using is a win xp computer, an mfj 1270c tnc and a old kenwood tr7800 2m rig. Mfj 1270b and mfj 1274 packet radio terminal node controller 4. Text passages that could not be reconstructed are marked.
I downloaded the manual a while back from kenwood site. The copy of this manual provided to the customer will not be updated to reflect current data. View online or download mfj mfj1270c system manual. Mfj 269c instruction manual lfhfvhfuhf swr analyzer 2 attention. The mfj 1270x is a new terminal node controller design based on the chepponiskarn kiss protocol. Page 1 mfj 1270c 1274c manual introduction a 20pin header provided for the mfj tnc to operate packet at 2400 or 9600 baud packet by simply. Mfj1260, micrig switch, 2 mic to 1 rig mfj enterprises inc. The optional mfj 993rc remote control provides most tuner controls, allowing convenient remote locating of the tuner itself. 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 one language including english for download.
Mfj 1270x instruction manual tncx packet contoller 3 mfj 1270x tncx packet contoller for vhf packet and aprs introduction thank you for purchasing the mfj 1270x tncx packet controller. Use a jmp1 jmp2 keying output d d direct d g invalid g d invalid g g grid block table 1. The manual was created and published in pdf format with the filename of mfj1275. The mfj website doesnt have it, nor do the usual download sites have it. Jan 17, 2021 this is 1 1270c tnc with an installed 9600 baud modem and 4 more 9600 baud modems for 1270 type tncs. For instructions on downloading your product manual, click here. Discontinued amateur radio tncs the mfj 1270c super tapr tnc clone has a world wide reputation as the most reliable tnc in the world. The mfj 1270b has handled the overdriven signals with greater tolerance than other tncs that i tried using am7910, tcm3105, and mx615 modem chips. Government printing office,washington, dc 20402, stock no. Mfj 269c instruction manual lfhfvhfuhf swr analyzer 3 the mfj 269c is also useful as a nonprecision signal source.
System manual mfj mfj1270c system manual 264 pages. They are included to automatically bypass the mfj 1026. Pdf file summary the manual was written in by mfj and applied to one model, as follows. Mfj mfj1270c controller system manual pdf viewdownload. Mfj enterprises inc,ameritron,hygain,hygain,cushcraft,vectronics,mirage, mfj, mfj enterprises,antenna,radio,ham radio,amateur radio,tuner,analyzer,starkville,amplifier.
Page 1 mfj1270c1274c manual introduction a 20pin header provided for the mfj tnc to operate packet at 2400 or 9600 baud packet by simply. Mfj 1278b multimode basic operation cw contest memory keyer operation for cw enthusiasts who like to use a key paddle to send cw, the mfj 1278b provides an input for an iambic key paddle. Pdf download mfj mfj1275 instruction manual devicemanuals. Pin3 pushtotalk, to allow the mfj 1278b to key your. Product manual guide for product manuals first search for your item by entering the item number into the search box and pressing enter secondly select the item that you want next click the product manuals tab lastly select download product manual congratulations you should now see a downloaded. The optional mfj 993rc remote control provides most tuner controls, allowing convenient remote locating of. For many tncs, this requires removing the coin lithium cell or removing a jumper on the printed circuit board. We take great effort to listpoint outidentify any anomalies with each and every item. The mfj 969 antenna tuner has a full size noninductive 50 ohm dummy load. Mfj1270 mfj 1270c 1274c packet radio controller manual. This is 1 1270c tnc with an installed 9600 baud modem and 4 more 9600 baud modems for 1270 type tncs. Thank you for purchasing the mfj tnc packet data controller. Same as the mfj 1263 but has two microphone inputs and one radio output. All you need is an existing radio, a computer, some free downloadable software, and your mfj 1204.
I havent touched a commodore 64 since the 5th grade circa 1984. Mfj 1270c 1274c manual introduction page 1 introduction thank you for purchasing the mfj tnc packet data controller. Thousands are dedicated as digipeaters, nodes, bbs and used in all kinds of commercial applications working 24 hours a day many work for years without a single failure. Pdf download mfj mfj921 instruction manual devicemanuals. A few minutes is all it takes to add the mfj 2400 modem to your existing mfj 1270, mfj 1270b and mfj 1274 tncs. Mfj 269 instruction manual hfvhfuhf swr analyzer 6. Documentation supplied includes a fast start manual and an instruction manual of about 290 pages, including schematics.
Optional interface cables mfj 5124a for alinco, mfj 5124i for icom, mfj 5124k for kenwood, mfj 5124y and mfj 5124y2 for yaesu are available from mfj enterprises, inc. Mfj 1026 instruction manual deluxe noise canceling signal enhancer 4 q5 and 6 form the active combiner, and q4 is a line driver supplying output to the receiver. When batteries are initially installed, a small blackplastic internal jumper must be repositioned or checked for proper position. The mfj 969 has a new tough aluminum case has a scratch proof multicolored lexan front panel. The mfj 929 is a comprehensive automatic antenna tuning center with swrwattmeter, antenna switch for two antennas. The manual was created and published in pdf format with the filename of mfj 921.
Although the paccomm tiny2 has been the primary tnc weve used for 19. Join our email list to receive your free copy of our mfj 3302, book, 73 dipole and longwire antennas. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. Like all mfj s intellitunerstm, the mfj 998 supports radio tuner interfaces that are compatible with alinco edx2 tuner, icom ah3 and ah4 tuners, kenwood at300 tuner, yaesu fc30 tuner, and yaesu fh1 and fh2 remote controls. If you cant find a manual please do not contact us, all the manuals we have are online. Mfj 1270c packet tnc with 9600 baud modem and 4 more 9600. Mfj 998 legal limit intellituner automatic antenna tuner instruction manual 2 20072012 mfj enterprises, inc.
I have tested the tnc with its original firmware tnc 2 1. Pushtotalk, to allow the tnc to key your transmitter. For product manuals first search for your item by entering the item number into the search box and pressing enter secondly select the item that you want next click the product manuals tab lastly select download product manual congratulations you should now see a downloaded. The mfj 1204 puts you in touch with ham radios digital revolution without complex wiring or setup procedures. Includes one mfj 5398 8 pin round and one mfj 5397mx 8 pin modular radio cable. I had one minor operational problem at first, but a quick call to mfj support provided the necessary info to set the options correctly for my application. The circuitry of the 1270c is somewhat different than the very common b models, and although i.
Mfj 1270c 1274c manual introduction page 2 a 20pin header provided for the mfj tnc to operate packet at 2400 or 9600 baud packet by simply pluging in an optional modem board. Mfj 495 memory keyer instruction manual 20012012 mfj enterprises, inc. The mfj 1270ct and the mfj 1274ct already has a 2400 modem installed. Mfj2400 instruction manual thank you for purchasing the mfj. Ive had mfj tncs since my first 1274 in the mid 1980s. Kenwood ts940s transceiver service instruction manual sales brochure ham radio. I am in possession of a hand em down mfj 1270c tnc. Describe your experience with the mfj 1270c tnc and tell us why. Allguides database contains 172 mfj manuals 192 devices for free downloading pdf. The pin outs of radio port 1 and radio port 2 are shown in fig.
The mfj tnc interfaces your radio with any personal computer that has an rs232 or ttl level serial port and a terminal program. In fact, the mfj 1204 is easier to set up and use than any other usbinterface on the market. Download system manual of mfj mfj 1270c controller for free or view it online on. The mfj 1270c super tapr tnc clone has a world wide reputation as the most reliable tnc in the world.
We have 1 mfj mfj1270c manual available for free pdf download. If the manual does not reference your problem or your problem is not solved by reading the manual you may call mfj technical service at 6623230549 or the mfj factory at 6623235869. Mfj s exclusive instantrecalltm, intellitunetm and adaptivesearchtm algorithms give you fast automatic. Mfj multimode data controller 1278b user manual pdf. The battery setting jumper is located inside the unit at the top of the printed circuit board near. This was supplemented as far as possible with texts from the older manual. Jul 10, 2009 here is a copy of what the manual says for the tmv7a. The tncx is a lowcost, low power tnc currently deployed in thousands of locations all over the world. I bet the weakest link in this system is the computer because its running windows w2wtf, mar 21, 2005.
See cw key paddle installation in chapter 3 in this mfj 1278b manual for installation of your iambic key paddle. The manual was created and published in pdf format with the filename of mfj 1700c. Pdf download mfj mfj1700c instruction manual devicemanuals. Interfacing the mfj 1278b to your radios involves connecting the following signals at radio port 1 and radio port 2. Nov 01, 2010 perform a hard reset, per the mfj instructions. Just connect your fm radio and your computer and the world of digital packet radio is yours to enjoy. Each side of the dipole is broken up by a coil that presents a high impedance at. The mfj 929 intellitunertm lets you rapidly tune any antenna automatically. This manual has been compiled from the manual downloadable from mfj and the manual from the predecessor model mfj 1278. Mfj 17758 8040 meter dipole instruction manual 1 the mfj 17758 is a two band, 80 and 40meter centerfed dipole antenna capable of handling 1500 watts.
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