Yearly Archives: 2018

Can you ID this radio in “Diamonds Are Forever”–?

Many thanks to SWLing Post contributor, Chris, who writes:

Last weekend, I watched a few old James Bond movies and this caught my attention when Blofeld was listening to a shortwave broadcast:

Can anyone identify this radio?

Post readers: Please comment if you can ID this radio model!

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Mark’s update: The Otterbox 3250 dry box as a radio case

Many thanks to SWLing Post contributor, Mark Hirst, who shares this update about using the Otterbox dry box as a case for the XHDATA D-808. Mark writes:

I was mistaken in my belief that Otterbox no longer make dry boxes.

It seems like a year ago they decided to “return to their roots” and started making the Otterbox 3250.

While the model number might make you think it’s the old 3000 case but deeper, it is in fact a little shorter.

As you can see, the XHDATA still fits but the lid leaves about 1.5cm of clearance for the radio to rattle around in. The 3000 fits it perfectly in this regard, though 1.5 cm is enough to fit my Otterbox Defender iPhone 6.

Very cool! Thank you for the follow-up, Mark! I suspect the extra 1.5 cm clearance in the 3250 might even accommodate a thin logging notepad.

Click here to view the Otterbox 3250 on Amazon.com and Amazon.co.uk (affiliate links)

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CBC News picks up story about sale of RCI’s WWII era transmitter

After posting a story last week about finding a home for the old RCA transmitter at the former RCI Sackville site, I was approached by CBC reporter, Tori Weldon, who recently put together this piece:

(Source: CBC News)

‘It’s like Frankenstein’s lab’: Massive 78-year-old transmitter for sale

Mi’kmaq group hopes it finds ‘a good home’

A piece of radio history could be yours for $5,000.

A 1940 RCA 50 kW shortwave transmitter, located at the decommissioned Radio Canada International Site in Sackville, is up for sale.

The transmitter is a small room, about five metres long by two-and-a-half metres wide, and it’s filled with lever, buttons, glass tubes and wires.

The property was bought in February 2017 by Mi’gmawe’l Tplu’taqnn Incorporated (MTI), a group of Mi’Kmaq First Nations. Jesse John Simon, the group’s executive director, said workers are still taking electronic components apart and removing old equipment that won’t be needed now that property is no longer a broadcast site.

The old transmitter doesn’t work anymore, said Marc Goldstein, an electrical engineer helping to take out equipment no longer needed, adding it was decommissioned in the 1970s.
“It took three men to operate this radio,” he said.
“We’re trying to find a home for it.”[…]

Click here to read the full story at CBC News.

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Dan spots shortwave radios in the film “Operation Chromite”

Many thanks to SWLing Post contributor, Dan Hawkins, who writes:

Operation Chromite (2016) is a South Korean film about the invasion of Inchon by UN forces in September, 1950. This film began streaming on Netflix in the USA on January 15, 2018 and is in the Korean and English languages. The English language subtitles run automatically. This story is inspired by actual events during the Korean War. Under the command of General Douglas MacArthur UN Forces, CIA, the South Korean military and the covert Korean Liaison Office infiltrate Inchon a week before the invasion. Their mission is intel, reconnaissance and disruption. They will operate behind enemy lines in North Korean uniforms.

I gave this movie a try for several reasons. I enjoy Korean movies. The role of General MacArthur is played by Liam Neeson (of all people) and this looked like a good bet for spotting some vintage military radios. I was right about the radios.

Captain Jang Hak-Soo and his seven infiltrators arrive for their first night in Inchon. Remember, they are posing as North Koreans. The radio they have packed along is a Russian RBM. This transceiver has distinctive dual magnifying lenses over the dials.

Click to enlarge.

General MacArthur is in the radio room at his Tokyo headquarters. He issues orders for the KLO to locate any naval mines placed in Inchon harbor. The radio in this scene is a complete AN/GRC-3. I am surprised to see this as it is a 24VDC vehicular radio set (a 115VAC power supply was available). I expected to see some brand spanking-new Collins R-390s or Hammarlund SP-600s for the General. Maybe he has another radio room at HQ. I could be wrong about this.

Click to enlarge.

The final radio is seen behind enemy lines and is the same AN/GRC-3 seen in Tokyo. This time a KLO operative is using it.

Click to enlarge.

Operation Chromite held my attention for the reasons given above. The historical accuracy is more dramatic than documentary but is not too far off the mark.

Being a fan of military receivers, I really appreciate these screen grabs from Operation Chromite, Dan! Thanks for sharing! I’ll add this find to our growing archive of radios in film.

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Comparing the XHDATA D-808, Digitech AR-1780 and Tecun PL-660 on shortwave

On Friday, I managed to set aside an hour to finally do a video comparison of the Digitech AR-1780 and the new XHDATA D-808.

I placed a table in my driveway, far away from any source of RFI, and set up the radios in identical configurations: same orientation, antennas fully-extended, same AM bandwidth (4.0 kHz), same audio levels, etc. For good measure, I also included the venerable Tecsun PL-660 in the mix.

This was still daytime listening, so all of the stations were from 31 meters and up.

Apologies in advance: somehow the cord from my monitoring headphones is in the shot on some of these videos! I’m still getting used to the new Zoom Q2n video camera:

WRMI 9,455 kHz

Click here to view on YouTube.

WWV 15 MHz

Click here to view on YouTube.

Deutsche Welle 15,200 kHz

Click here to view on YouTube.

Afia Darfur 9,825 kHz

Click here to view on YouTube.

I should add that QSB was slow and deep on Friday. Twice I had to re-shoot videos because the station simply faded into oblivion.

I plan to do a few more comparisons with the XHDATA D-808 and Digitech AR-1780 soon as I’m very curious how SSB reception may differ.

Please comment with your observations. Which radio did you prefer? I’ll hold my comments for now.

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Radio Deals: $20 off CountyComm GP5-SSB (Gen 3)

Many thanks to SWLing Post contributor, Paul McDonough, who notes that CountyComm current has lowered the price of the latest version of the CountyComm GP5-SSB by $20 this weekend (a 48 hour sale which started yesterday).  Read our review of the GP5-SSB here.

Click here to view the sale on CountyComm’s website.

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A follow-up review of the PK Loop C-LOOP-HDSW6-18 antenna

In 2016, I purchased portable shortwave magnetic loop antenna designed and built by Paul Karlstrand in Australia. I posted a “preliminary” review of this antenna in 2016 and since then have taken this loop on many travels.

SWling Post contributor, Ron, recently noted that Jay Allen reviewed one of Paul’s inductively-coupled mediumwave magnetic loop antennas. Jay gave it good marks on performance as it compares favorably with the Grundig AN-200, Select-A-Tenna M, and Terk Advantage AM–even having a performance edge due to it’s larger loop diameter. (Note that Paul makes a number of loop sizes–click here to download PDF of catalog.)

In Canada last summer, I used the PK Loop on a number of field radio listening sessions.

But what really sets the PK Loop apart from its competitors is its durability. PK’s Loops are built to be incredibly rugged. I routinely throw my PK Loop antenna in bags/packs and–unlike most of my other radio components–never worry about how it’s padded or protected. There’s little to damage unless you’re intentionally abusive to this antenna. My Grundig AN-200 antenna, on the other extreme, has exposed coated wires around its loop that I’m constantly concerned about harming in transit.

Following up…

Ron’s message reminded me that I never followed up after posting a preliminary review of the PK Loop C-LOOP-HDSW6-18 in 2016.

Shortly after publishing the review, I had a fantastic opportunity to evaluate how well the PK Loop would perform in a typical hotel room. My buddies Eric (WD8RIF), Miles (KD8KNC) and I stayed overnight in a hotel on Wright-Patterson Air Force Base during our mini National Parks On The Air DXpedition.

My Elecraft KX2 connected to an external random wire antenna.

The hotel room was indeed dense with RFI.

We hooked my Electraft KX2 to both the PK Loop and to a simple random wire antenna.

Without a doubt, the PK Loop was much better at mitigating radio noise than the wire antenna we hung on the inside of the hotel window.

Unlike most modern hotels, however, this one actually had operable windows, so we tossed the random wire out the window and made another comparison. In this case, the external wire antenna consistently outperformed the PK Loop, no doubt because it had the advantage of being outside the radio noise cloud within the hotel’s walls. It goes to show that outdoor antennas–even if simply hanging from a room window–will almost always outperform comparable indoor antennas.

A late evening listening session on the condo balcony.

Last summer, I also spent two months in a condo near Québec City. The condo was dense with RFI–the PK Loop made the experience much more bearable.  The loop couldn’t completely eliminate all of the persistent wideband noise, of course, but it did reduce noise to a level that I could enjoy some of my favorites like RRI, VOG, VOT, REE, WRMI, RNZI and even weaker stations in North America like the BBC and DW.

Even the shortwave version of the PK Loop can null out QRM to some degree by rotating the loop perpendicular to noise. I became quite adept at this by the end of our stay.

Summary

Since I purchased the PK Loop, it’s been a constant travel companion and I highly recommend it. I don’t believe you’ll find a more durable or effective portable mag loop antenna on the market.

PK Loops are built by Paul Karlstrand in Australia who has a stellar reputation with his customers. For those of us living outside Australia, there will be additional shipping costs, but they’re negligible and Paul has been exporting these loops for many, many years. I believe I received my loop within a couple of weeks of ordering it.

Click here to view a PDF catalog of Paul’s loops and products.

As an added convenience, Paul also has an eBay store where he sells the following antennas:

This year, I plan to purchase PK’s largest mediumwave loop, the model HDXLTAM that boasts a 20″ diameter. Please comment if you have experience with this loop or any of Paul’s loops!

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