My preferred decoder for the new athearn tunnel motors for sure. Hi all, i decided to put into words and pictures my conversion of an athearn sd40 2 burlington purchased from trucklover getting the body off is easy four lugs on the chassis hold it on careful prising of the body away from the lugs with a fine screwdriver had the body free revealing the chassis. Ho scale dcc athearn sd40t2 sp tunnel motor dans models. Since 2009, athearn has provided the option of purchasing some of their models equipped with tsunami sound. After removing the 2 bulbs in both the front and rear lites, details west plastic lens are inserted into the lite openings. Athearn ho southern pacific emd sd40 diesel locomotive the southern pacific sd40 features many prototype specific details and seethrough fan grills. The sd402 was introduced in january 1972 as part of emds dash 2 series, responding to competing. Decoder installation in an athearn diesel locomotive. I had the same experience with my athearn rtr sd40 with sound. Athearn 40001 ho scale horn 6 per pack gp3538 2 40 2 5060. Dec 26, 2008 converting athearn sd40 2 to dcc help posted by skippygp123 on friday, december 26, 2008 4. Digitrax n dn163k4a plug and play decoder for kato acs64, 48. The sd40 2 is general motors electromotive divisions bestselling locomotive of all time.
I have disassembled numerous locomotives but this one has me stumped. Not sure what a model 40 is, this would be consistent with a bluebox athearn sd40 2 or gp40 or dd40 or sd40t 2, basically any athearn design with the stamped sheetmetal instead of wires. The dhat is the basic athearn harness that could be used for the second motor connections. Being it was a rather cheap locomotive i went with a digitrax sdn 144 sound fx decoder with. In 1972, emd began production of the sd402, which featured. Aug 15, 2011 decoder for athearn sd40t 2 posted by drgw5411 on monday, august 15, 2011 11. Athearn 71528 ho nsmaersk sd402 dc dcc ready rd ebay. They are dcc ready, however i was looking for a sound decoder. By simply removing one piece it is possible to avoid having to. Visit digitrax sound depot to learn how to customize the sound project in your decoder and how to download other sound projects. The sixaxle sd40 shared its frame with the larger sd45. Allnew led lighting rubber mu hoses for durability photoetched. Id or firmware version number, which is what jmri uses to identify it. Soundtraxx instalation in an athearn sd402 youtube.
Athearn genesis sd452 instruction manual pdf download. They have been on the work bench for over a year waiting for dcc decoders to be installed. Revitalized athearn bb conrail sd402 the diesel detailer. Some of my favorites are actually old athearn blue box units that ive tuned, remotored, detailed, and painted. Digitrax n dn163k0a dcc plugnplay mobile decoder for kato n p42, pa1 and e8 6 fx3 functions, 0. By simply removing one piece it is possible to avoid having to remove the entire shell of the locomotive to acess the ddc. Amtraks first allnew passenger diesel joins the athearn genesis line of superdetailed ho scale locomotives. After removing the 2 bulbs in both the front and rear lites, details west plastic lens. Buy athearn locomotives for less bellmawr, nj model. Railroad line forums athearn bb baldwin s12 sound decoder. Scale trains and loksound essentials sound decoders. Sdxn146k1e fits kato n scale sd40 2 and similar locomotives.
Athearn rtr is a step down from their genesis line but,these rtr locomotives has road specific details while the gp38 2,gp40 2,gp50 and gp60 does not and athearn classifies them as beginners since the gp38 2,40 2 and gp50 has been done in the genesis line as you are aware. Due to the nature of dual function decoders, it does not support the cv read back feature. Athearn sd402 tsunami digital sound decoder installation notes overview this application note describes how to install a tsuat into an athearn readytoroll ho sd40 2. The sd40 2 was introduced in january 1972 as part of emds dash 2 series, responding to competing products from ge and alco.
K1d4nc 4function, dropin, nscale decoder for athearn sd70m early version, athearn sd75i, kato c307, gg1, sd40 2 mid,sd70ace, sd70m, u30c k2d4nc 4function, drop in decoder for kato n scale emd sd9043mac, sd 80mac, rs2 and rcs2. An article on wiring for dcc suggested a dh83fx 2amp decoder for athearn covered wagons. Athearn ho diesel installation see figure 2 since most ho railroads have at least one athearn diesel, showing how to equip one with a decoder seemed an excellent start in place for us. In trying to make do with one decoder, you do risk the possibility of burning out the decoder. Need guidance for shell removal athearn sd40 2 rtr. This model is also the first that weve tested to come factoryequipped with the newandimproved soundtraxx tsunami2 decoder. Athearn information and diagrams literature page 6.
K1d4nc 4function, dropin, nscale decoder for athearn sd70m early version, athearn sd75i, kato c307, gg1, sd402 mid,sd70ace, sd70m, u30c. A quick video on how to install a dcc decoder in an athearn rtr sd402. The easiest way to isolate the motor from the frame is to reverse the clips that hold the end bearings to the center section. If you check out issue 2 of my new model railroad hobbyist magazine, in the dcc article i have a video clip that demos the differences between my two decoders of choice. A decoder in each locomotive provides better performance and lets. Thanks for the answer but it doesnt look like the decoder type is at all the same, nor the installation.
The last sd40 2 delivered to a united states railroad was built in july 1984, with production continuing for railroads in canada until 1988. Secondgeneration diese l modelers looking for a heavyduty sixaxle road engine would do well to take a look at athearn s new electromotive division sd40. For downloading these files to your loksound select decoder, you will need. If you wish to download the files directly or have javascript disabled you may bypass the pop out. If i understand correct, its a smple plug and play on the athearn sd45 and sd40t 2. All loksound select decoders include up to 16 horns or whistles, 2. Digitrax dh83fx 2 amp decoder with long addressing and mars light capability. Converting athearn sd40 2 to dcc help posted by skippygp123 on friday, december 26, 2008 4. Athearn ho sd40 sd40t2 diesels rtr ready to roll model trains.
I was digging through old boxes and found an accidental project. Athearn sdf40 2 interior and mechanism dc version amtraks first allnew passenger diesel joins the athearn genesis line of superdetailed ho scale locomotives. Jul 07, 2014 a quick video on how to install a dcc decoder in an athearn rtr sd40 2. The ns 3329 is the ex conrail 6358 the first sd402 purchased new by conrail in. This would not be the case if the model has a circuit board or the nmra 8pin plug. Sound decoder to your nonsound sd40 2 model announced in december 2001, youll want to install a tsupnp emd decoder.
The safer approach is to install two decoders, one for each motor. Digitrax dh166p decoder installation in athearn ready to roll sd40 2 and jmri. The sd40 2 was an improvement over the sd40, with modular electronic control systems similar to those of the experimental sd45x and dda40x. Expand your options of fun home activities with the largest online selection at. The sd402 also marks a big upgrade for athearn rtr locomotives. Drop in decoder for kato n scale includes presoldered motor clips athearn emd f45 athearn emd fp45 kato gevo es44ac kato ac4400 kato c307 kato ge c449w kato sd40 2 early versions kato es44 kato sd40 kato sd40 2 snoot kato sd45 kato sd70mac kato sd70. Unfollow athearn decoder to stop getting updates on your ebay feed. I had an old firstrun blue box sd40 2 with bad plastic. Last year my wife gave me three of the new athearn sd40 2 in white paint for my birthday. These directions probably can be used for most athearn covered wagons. Athearn readytoroll ho scale sd40t 2 more prototypespecific detail and a dualmode soundtraxx econami decoder highlight this ho scale sd40t 2 tunnel motor diesel from athearn trains. All the time and money actually my time equals money in the final equation spent to get an athearn sd40 2 mechanically and electrically up to par with a dccd kato sd40 2, id just go get a better unit and be done with it. A quick video on how to install a dcc decoder in an athearn rtr sd40 2.
Athearn also makes an sd45t2 in the readytoroll line that is very similar and like the prototype uses the same chassis. If you have an sd40 2 model without sound that you would like to upgrade, purchase soundtraxx p. Old athearn engines with open frame motors and brass dc engines draw more current than coreless motors. Ho scale athearn blue box super detailed sd40 2 on massive dcc layout duration. Converting athearn sd402 to dcc help model railroader. The decoder in the example is the atlas style circuit board decoder, not a socketed 9 pin decoder.
Neuer antrieb, alle achsen angetrieben, motor mit 2 schwungmassen, beleuchtung in fahrtrichtung wechselnd, je nach. Athearn blue box and dcc model railroad hobbyist magazine. Even if it is a different decoder than the bachmann sound value, soundtraxx athearn did not change the mfr. This is the first video showing how to disassemble and prepare an athearn blue box kit sd40 for a digitrax dh123d decoder. Sdxh186mt premium 16bit soundfx mobile decoder with 21mtc interface. Fits new intermountain n scale sd402 released 2017. The pictures look like the inside of my loco except the dd40 has twin motors with joined drive shafts.
Athearn s readytoroll sd40t 2 tunnel motor is a vast improvement in terms of detail and accuracy than the earlier blue box sd40t 2. Size is very important, but the smaller decoders may not handle the amperage your locomotive draws. How to install a digitrax dcc decoder into an athearn sd40. Are the new athearn rtr sound decoders tsunami sound. Emd sd402 dieselloks athearn h0 loks spur h0 rdhobby. Get usb driver here download manuals register a system. Theres a lot to like about this newly tooled athearn readytoroll ho scale electromotive division sd40. By simply removing one piece it is possible to avoid having to remove the. I know i am overdue for an update but, to make a long story short i bought this new burlington northern sd40 2 from an athearn new release ad. Kb467 athearn dd40 ho decoder install with two motors. Digitrax dh166p decoder installation in athearn ready to roll sd40 2.
All loksound select decoders include up to 16 horns or whistles, 2 different brake squeals, and 2 different bells or bell rates. This is an ongoing improvement, so if you dont see your particular model, please check back from time. Summary of contents for athearn genesis sd45 2 page 1 note. It had never had anticlimbers cut into the tooling for another. Labor for install 1x wow121diesel decoder 1x rtrmb1 wowmotherboard with built in keep alive 1x 35mm x 16mm wowspeaker with speaker wires 1x gensh1 speaker. Dcc decoder and sound installations tonys train exchange. Nov 28, 20 athearn blue box sd402, union pacific 3826. Sales of the sd40 2 began to diminish after 1981 due to the oil crisis, increased competition from ges dash7 series and the introduction of the emd sd50, which. Athearn also makes an sd45t 2 in the readytoroll line that is very similar and like the prototype uses the same chassis. Instead of the soundtraxx rtr decoder with limited functionality found in. The sd40 2 was an improvement over the sd40, with modular electronic control systems similar to those of the experimental dda40x.
Some folks upset when they received their ho sd40 2 operators run and found that the engine had a loksound sound decoder called essentials. Hey everyone, just a heads up from an interesting thread on the yahoo loksound group. I had an athearn blue box baldwin s12 on the shelf, and decided to make it dcc with sound. So, my athearn sd40 was identified as a bachmann by jmri. Digitrax n dn163k2 dcc plugnplay mobile decoder for kato sd8090mac series, rs2 and rsc2 locomotives.
Labor for install 1x wow101diesel decoder 1x ka4 keep alive 1x 25mm x 14mm wowspeaker with speaker wires 1x univsh4c speaker housing you cover shipping to us, and we provide free return shipping. The entire installation can be completed in one to two hours with no modification required to the model. Thats how i did my ns sd40 2, through the removable db. From its roadspecific details to its soundtraxx sound decoder, this model ticks many of the boxes on many modelers wishlists. Like many modelers, not all of my locomotives are new.
Instead of the soundtraxx rtr decoder with limited functionality found in previous athearn rtr releases, this new sd40 2 is available with a fully featured soundtraxx econami decoder. The bottom clip has two fingers designed to provide power pick up between the frame and the motor. Reliability and versatility of the 3,000horsepower sd40 2 made it the bestselling model in emds history and the standard of the industry for several decades after its introduction. Ho scale athearn blue box super detailed sd402 on massive. Athearn 40030 ho scale idler gear 23 tooth 4 per pack. Wiring for dcc decoder installation into an athearn pa1. Jun 27, 2014 athearn sd40t2, sp 8277 athearns readytoroll sd40t2 tunnel motor is a vast improvement in terms of detail and accuracy than the earlier blue box sd40t2. Athearn motors arent isolated from the frame, so the first step is to change that. Athearn readytoroll ho scale sd40t2 more prototypespecific detail and a dualmode soundtraxx econami decoder highlight this ho scale sd40t2 tunnel motor diesel from athearn trains. Key features earlier models that dont have the sound ready starburst on the box will require this underframe in order to use the genesis motor retrofit kit athg63839 available separately. I have used digitrax n scale decoders in a few installations but not in an athearn locomotive. This installation is for athearn sd40 uses tcs t1 decoder and was performed by tcs customer. It is important that this be done correctly so that both motors operate in the same direction. This section will assist you in selecting the correct soundtraxx digital sound decoder for your locomotive.
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