Elecraft K2 Mods

The K2 is a well thought-out and engineered rig but does not include provision for auxiliary audio IO. The 2nd Xtal Filter Flatness Mod is standard in all K2s after SN 3000.

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Elecraft K2 Build Modifications 2e0dfu Playing With Amateur Radio

Im a newbie here and about to embark on building a K2.

Elecraft k2 mods. K2 LCD and Backlight Pre-installation Notes. Elecraft K2 Links category is a curation of 20 web resources on K2 modifications Setting the K2 dial calibration A New Knob for my K2. The K2 uses an A series motherboard partly modified to the B version.

This link is listed in our web site directory since Sunday Sep 4 2011 and till today K2 modifications has been followed for a total of 622 timesSo far received 1 votes for a total score of 100010. To purchase Upgrades and Parts go to Quick Order. It works great I should have put it in way back when upon completion of the K2.

My other interface would have worked using the Mic speaker jacks but I decided to build a new one inside the K2 case. Pre-3000 K2s need C91 and RFC15. Hello I finally got around to installing the CW LED tuning indicator by Tom Hammond N0SS.

This is a popular modification and the knob with rubber ring can be bought direct from Yaesu as spare parts. If you have a computer with a sound card and a K2 equipped with the KSB2 module you can try out these exciting. K2 Mods and Notes.

My K2 is fitted with internal ATU DSP audio. Important and easy to do but in general fixed in K2 A to B upgrade 3000 K2s. The 25 kHz Xtal filter mod will not be adopted by Elecraft for two reasons.

One is that not all BFOs can reach the required upper frequency. It is a true dual-purpose transceiver combining the operating features youd expect in a home-station rig with the small size and weight of a rugged go-anywhere portable. The building phase was a considerable amount of feeding capacitors into holes and winding toroids but the sense of achievement is pretty good.

Elecraft K2 Both my Elecraft radios are physically compact and lightweight. The Rx Tx audio and PTT are brought to a rear panel DIN connector. K2 Modifications As can be seen in the later photos I replaced the standard Elecraft tuning knob with a Yaesu FT100 knob.

This tells the utility to go to Elecrafts FTP server to download the latest KPA firmware to the directory noted in the previous step. Narrow band data modes such as PSK31 and MFSK are excellent QRP modes providing reliable copy at power levels of just a few watts. The alterations which I deem as importent for my K2.

The image at the top of the page shows my Drake R4A hooked up to my K2. Some modifications for the Transceiver K2 published Elecraft themselves on they webpages. All topics in this section apply to the Elecraft K3 model only and have been incorporated into all K3S models now shipping.

Id like to communicate with the SignaLink USB sound card through Winmor first and then eventually with a PACTOR 3 or 4 modem. K2 LCD and Backlight Pre-installation W6FVI W3FPR. Elecraft K2 build modifications Elecraft K2 Part 3.

Those you could buy today from Elecraft include the PLL and A to B modifications. Second is that some Xtal sets will have excessive passband ripple when this. You will find a very voluminous collection of another conversions on the webpage Unofficial Guide to Elecraft K2 Modifications by Sverre Holm LA3ZA.

The R4A is being used as an outboard receiver with a buffer amplifier fitted internally. One of the many uses I have planned for the radio is to send emails over Winlink 2000 while at sea on a sailboat. Click Copy firmware files from Elecraft.

May also add 68 pF between pins 12 and 13 of U4. That is if you own a K3S model radio you already have all of the items listed below incorporated into your radio. K3 Enhancements and Mods and Tech Alerts.

So after a bit of a delay in things we eventually have an oh so nearly completed K2. May still appear if some of the components around U4 have too long leads. There are a few K3 mods and add-ons.

Resources listed under Elecraft K2 category belongs to HF Transceivers main collection and get reviewed and rated by amateur radio operators. Getting started on data modes with the Elecraft K2. K2 Line Out Mods.

The serial number is 1892. The main category is Elecraft K2 that is about Elecraft K2 Links. How to Use this Section.

Next Im thinking about putting the Fixed Audio Output for digital modes created by Don Wilhelm W3FPR. I recently completed an Elecraft K2 nice radio. Later versions of the K2 ie.

Here are a couple of modifications that can be done to a K2 in order to operate it as a stand alone transmitter and also interface it to a VHF or UHF transverter. Fixed in all new K2s from serial 3xxx and up. An informational sheet for K2 upgrades.

It is both sensitive to weak signals and selective. The Elecraft K2 works very well for these modes. Production phase-in details if applicable K2 Upgrade Parts.

The Elecraft K2 is a high-performance synthesized CWSSB transceiver that covers all HF bands.