Category Archives: Ham Radio

2017 Hamvention: setup day photos

We’ve arrived at the 2017 Hamvention–the first year at the new venue at Greene County Fairgrounds in Xenia, Ohio.

By request, I’m posting photos taken today of the new site while exhibitors are setting up.

Since the Greene County Fairgrounds lack the number of indoor exhibitor space, they are using large white event tents to add covered square footage:

I hope we don’t have rain this year as many of the tents have open seams and some holes. Additionally, it’s quite dark inside. Perhaps more lighting will be added.

The flea market area is quite large–some flea market vendors have already set up shop.

Tomorrow, I’ll post photos of both indoor and flea market exhibitors. Stay tuned!

If you’d like to keep up with Hamvention posts, simply follow/bookmark the tag: 2017 Hamvention.

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Updated Frequency Bands Chart from the ARRL

Many thanks to SWLing Post contributor, Steve, who notes that the ARRL has updated their downloadable Frequency Band Charts.

I find it interesting that the ARRL also noted the following on their download page:

NOTE: The new 630-meter and 2200-meter bands are not yet available for Amateur Radio use. The effective date of the recent FCC Report & Order granting these allocations has not yet been determined, and until the start date has been set, it is not legal under an Amateur Radio license to transmit on either band. The FCC will publish a notice in The Federal Register “announcing such approval and the relevant effective date.” ARRL will announce the UTC notification procedures and the effective date to use these new bands as soon as these are known.

I’ve received feedback from SWLing Post readers noting a licensed amateur radio operator in Tennessee who had already set up an active beacon on the 630 meter band. He eventually pulled the plug. No doubt, this was why the ARRL posted a special note.

Downloading and printing the charts

Download and print PDF documents using Adobe Reader.

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Destination: 2017 Hamvention and the FDIM (Four Days In May) conference

I’ll soon see a lot of this on my way to FDIM and the 2017 Hamvention.

As I mentioned in a previous post, I’ll be attending and hosting a booth for ETOW at the 2017 Hamvention this week.

Indeed, I’m spending today (Sunday) gathering all of my booth supplies, then organizing and packing them. I’ll be on the road for the better part of a week, so keep this in mind if you try to contact me.

Dayton Xenia Hamvention!

This photo was taken in the Hara Arena–this year, the Hamvention has new digs.

This will be the first year the Hamvention will be held at the Greene County Fairgrounds & Expo Center in Xenia, Ohio (just outside of Dayton).

According to the ARRL, the Dayton Amateur Radio Association (DARA) is expecting up to 35,000 visitors this year. That number is a little hard to believe as it would be a pretty dramatic increase in attendance over previous years. Still, I can attest that obtaining accommodation in the vicinity was quite difficult this year (similar to a few years ago when the Science Olympiad was hosted on Hamvention weekend).

The outdoor exhibits (flea market) portion of the Hamvention is very popular and will be on-site at the new venue.

I imagine a lot of folks will make the pilgrimage, if for no other reason than to check out the new venue. And, quite frankly, many had stopped attending Hamvention in years past as they were put off by the conditions at the former venue, the deteriorating Hara Arena.

Expect photos!

We have a  number of volunteers at our booth this year (table number 6508), so I’ll hopefully have plenty of time to browse both the inside exhibits and the flea market area during slow periods.

As in years past, I’ll plan to take lots of photos, too! I’ll do my best to try to capture the layout and feel of the new venue.

Universal Radio’s booth at the 2016 Hamvention.

On that note–though I can’t promise I can follow through–are there any vendors or products in particular that you’d like me to include in the photos? If so, please comment!

So far on my bucket list:

  • visit Icom booth and check out their new receivers (the IC-R8600 and IC-R30)
  • visit Universal Radio’s booth and see if CommRadio has an update on the CTX-10
  • check out the new Kenwood HT–the TH-D74A–which includes a full-function wideband receiver
  • see if Palstar is any closer to releasing the TR-30A–a transceiver they announced at the 2013 Hamvention
  • check out Elad’s booth and ask about the new FDM-S3 SDR
  • look for any other SDR/QRP and transceiver innovators

I’ll plan to post photos during the Hamvention, of course, but I doubt I’ll be able to include much commentary as I typically have very little free time.

I spotted this Hallicrafters Super Skyrider in the 2013 Hamvention flea market. She would look quite good in my radio room!

I’ll do my best to avoid bringing home any new-to-me vintage gear. Seriously. Wish me luck!

Again, if you’re also attending the Hamvention, why not stop by booth 6508 and introduce yourself!?!

I’ll also attend the Four Days In May QRP conference Thursday and Friday evenings–I should be wearing a name tag, so please introduce yourself if you bump into me there.

If you’d like to keep up with Hamvention posts, simply follow/bookmark the tag: 2017 Hamvention.

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What are your favorite radio apps?

As I mentioned in a previous post, I’ve been browsing the Google Play store this morning in search of an Android app that would help one of our readers decode HF digital modes.

I suggested Tivar, which is essentially FLdigi for Android devices. The app was originally created by Dave (W1HKJ) and published on Google Play by Stephen Cooper. According to the description, the app does not have a dedicated developer, but based on reviews, it seems to work for many.

I assume this is the best (or only?) app for decoding broadcasts like the VOA Radiogram, DigiDX, etc?

Searching Google Play–and noticing a number of new apps–made me realize that it’s been a while since I’ve done a proper updated of my list of Android, iOS and Windows apps for radio enthusiasts.

What’s in your phone or tablet?

Post readers: I could use your help…

If you have a moment, please browse my list of apps and comment (on this post) with suggestions of any that you love, but I haven’t recommended.

I’ll check out each app and update the list accordingly over the next few weeks.

It would be very helpful if you note what you like about the app and if it’s available on multiple platforms (iOS, Android and/or Windows). I imagine there are many I’ve yet to check out!

Thank you in advance!

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Potomac Valley Radio Club (PVRC) and the US Naval Academy Radio Club to operate NSS special event May 13

Photo: US Coast Guard

Many thanks to SWLing Post contributor, Brian D. Smith, who writes:

Longtime SWLs will recall the repeating CW messages of Coast Guard station NSS and its distinctive “DAH-dit di-di-dit di-di-dit” ID.

There’s even a nostalgia page created in its honor: http://hawkins.pair.com/nss.shtml – along with a Wikipedia entry: https://en.wikipedia.org/wiki/NSS_Annapolis – and an online history: http://www.globalsecurity.org/military/facility/greenbury-point.htm – among other online references.

Unfortunately, like most other such CW stations of its day, NSS is gone forever … right? Wrong! Get this: NSS will return from the dead during Armed Forces Day crossband tests on May 13!

Here’s what the ARRL is reporting:

“The Potomac Valley Radio Club (PVRC) and the US Naval Academy Radio Club will operate NSS on the site of the 1918 Naval Radio Transmitting Station on Greenbury Point in Annapolis, Maryland, across the Severn River from the US Naval Academy.”

How cool is that?
http://www.arrl.org/news/armed-forces-day-crossband-military-amateur-radio-communications-test-is-may-13

So both hams and SWLs can obtain a QSL card from this ghost of a station. Personally, I’m thrilled with the news, because I was never able to get a QSL card from NSS or any similar station during my teenage years.

As far as I know, this is the first time NSS has been heard since … what, 1999? It certainly wasn’t on the air during last year’s Armed Forces Day radio event.

Wow–thank you for the tip, Brian! I, too, would love to snag an NSS QSL card!

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Soviet Era Radio: Dennis reviews the Shoroh R-326 receiver

Many thanks to SWLing Post contributor, Dennis Kalinichenko, who shares the following review:

The Shoroh R-326 military radio

by Dennis Kalinichenko

I believe the piece of Soviet military equipment I recently bought to my collection would be interesting to all readers and contributors.

This is the R-326 “Shoroh” (“Rustle”) general coverage military tube shortwave radio receiver. These were produced decades ago, back in 1963. These portable receivers were in active military use in the Soviet Army until the early 2000s, when the R-326 was finally discontinued . Today, this set is no more a spy secret, but a great collector’s item and also a good receiver for home use.

My set cost me about $150 US, which is rather expensive for this radio. The R-326 was plentiful in the local market in 90-s, right after the fall of the Soviet Union, very cheap and popular between radio amateurs, but nowadays this radio has become more and more rare, so the price rises up.

My R-326 arrived from Khabarovsk city, the Russian Far East, where, I believe, for many years it was on duty in some of the Soviet radio intelligence and defense forces division.
The set includes the radio itself, original military 100 ohm headphones, original rectifier box for 2,5 V output, 12 meter long wire antenna on a reel, the 1,5 meter famous “Kulikov” mini-whip antenna, the isolator for placing it on top of the radio and some minor accessories.

Originally, the R-326 radio came with two batteries–1,25 V each–for field use, but mine are totally drained and need to be serviced, so I haven’t used them so far.

The radio is a light-weight, only 33 lbs, which is a real minimum for Soviet military equipment–the famous R-250 radio’s weight is up to 220 lbs–so, in comparison, this unit is really portable. You can easily put it in your car using the attached leather handle and take it with you on a weekend trip. No other military radio can be so “travel-friendly”; this is one of the reasons it was so popular in the ham radio and SWL communities.

The case is made out of steel and looks so solid you may want to use it as a nutcracker. And you can! In no way could you harm the box constructed to resist nuclear attacks. It is waterproof and sealed–so I can be confident that no previous owner has ever tried to solder something in the guts.

The radio is a super heterodyne containing 19 (!) special mini tubes and covering 6 SW bands, from 1 to 20 MHz. It works in both AM and SSB (CW) modes, having an on-board adjustable bandwidth control from 300 Hz to 6 kHz.

On the front panel, there are two scales: one is rough/coarse, and above is the precise one, a so-called photoscale, which may be adjusted to match real radio-frequency using the four screws near the sun protection visor. With this scale, you don’t actually need a digital readout. It also has a BFO control with a zero setting, adjustable AGC levels for AM and CW, and adjusting screw for matching the antenna input, as marked for 12 m long wire, 1,5 m and 4 m whip.

The radio has no built-in speaker. Instead, there are two output sockets on the front panel, for 100 ohm headphones and 600 ohm line-out.

The power consumption is very low for s tube radio, the rig needs only 1,4 A at 2.5 volts DC (including the lightscale). I use the original power transformer (transistor rectifier) and therefore switch the unit into the 220 AC outlet.

The sensitivity of the radio is extremely high and equals some modern transceivers. The selectivity is also impressive. No doubt it was really great for 1960s. But there’s negative side as well: the radio easily overloads even from the outdoor long wire antennas. The best fit is the “Kulikov” mini-whip that you can see in the photos.

When you switch on the radio, you hear noise, the level of which seems high, so you lower the volume down. Yes, the radio is sensitive and a bit noisy. But thanks to the tubes it sounds really amazing in the headphones. The SSB ham operator’s voice is warm and very clear.
The tuning is very smooth, being actually 2-speed: outer wheel is for fast tuning, inner wheel for precise tune.

It’s absolutely obvious that nowadays a simple Degen or Tecsun may be more useful than this old and heavy unit with big and tough knobs and switches. But what a pleasure sitting in front of this perfect tube radio at night, with the headphones on, turning the huge tuning wheels, looking into the moving dim scale, listening into distant voices and rustles, feeling yourself a Cold War times operator near the rig.

Isn’t this experience priceless?

Indeed the experience is priceless, Dennis! Better yet, your R-326 now has an owner that will keep it in working order and enjoy it on a regular basis. I personally believe keeping these vintage rigs on the air is one way to preserve, and experience first hand, a little of our collective radio history.

Thank you so much for sharing your review and excellent photos of the R-326!

Post readers: If, like Dennis, you have a vintage radio you would like to showcase/review here on the SWLing Post, please consider submitting your story and photos. Being a huge fan of vintage radio, I truly enjoy reading through and publishing your reviews.  I know many other readers feel the same!

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W9IMS special event stations, May 7-13

Many thanks to SWLing Post contributor, Brian D. Smith, who writes:

My radio club is about to begin another year of W9IMS special events commemorating the 3 major auto races at the Indianapolis Motor Speedway: the Grand Prix of Indianapolis, the Indianapolis 500 and the Brickyard 400.

We’re among the most popular annual special event operations in the United States (along with the Original 13 Colonies and Route 66). Our first special event (for the Grand Prix) will run from May 7-13; for more complete info, go to www.w9ims.org

As you probably recall, we offer 3 new and colorful QSL cards every year, as well as a nice certificate for stations that work all 3 special events in a given year.

Naturally, the offer extends to SWLs as well … so paper chasers, take note! And here’s a tip for locating us when we’re on the air: Keep an eye on DX Summit — http://www.dxsummit.fi/#/ – which will feature constantly updated DX spots for W9IMS during our weeks of operation.

Excellent–thanks for sharing this, Brian. It’s great to know that this event will also issue QSLs for SWL reports!

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