RAN Technology

RAN Technology Audio

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The Birth, Life, and Death of the Cosmophone
As told by the inventor, Butch Mason W6KAG. Recorded by K6VOI in 1970



As a Cosmophone owner I am very pleased to be able to share this one of a kind recording that describes the history of the Cosmophone 35, in the words of the man who designed its predecessor and inspiration - Butch Mason W6KAG.   This recording was made over the air by K5VOI and later edited to explain some audio issues,    Some interference can be heard but overall the au...  READ MORE
ranickels
09/29/2022
Audio Files
WWV in the 1950s



Short clip #2...  READ MORE
ranickels
05/09/2022
Audio Files
WWV in the 1950s



Short clip #1...  READ MORE
ranickels
05/09/2022
Audio Files
Sea Rad MM-50 marine radio
audio from the DX-60 Net Nov. 14, 2021



The Sea Rad MM-50 marine radio uses a carbon mic and limits modulation to 80% in order to avoid distortion, but it still puts out a good 35-40 watt AM signal with lots of "punch".  This clip was recorded by Brad NB9M at his QTH near Morgantown, IN using a Perseus SDR and digital audio recorder.   The path was 328 miles and the frequency was 3880 Khz.   ...  READ MORE
ranickels
11/14/2021
Audio Files
Jean Shepard K2ORS, "Ham Radio" (aka "Heising Modulation")
originally broadcast Jan. 29, 1965



 Jean Parker Shepherd Jr. (July 26, 1921 – October 16, 1999) was an American storyteller, humorist, radio and TV personality, writer, and actor. He was often referred to by the nickname Shep, and was known to his ham friends as K2ORS.   With a career that spanned decades, Shepherd is known for the film A Christmas Story (1983), which he narrated and co-scripted, based on his own se...  READ MORE
ranickels
06/17/2021
Audio Files
NE1S - Larry from Gray, Maine, operating a 1929 Hartley transmitter
Recorded 11/9/19 on 40 meters



If you're interested in hearing what a 1920's vintage non-crystal controlled transmitter sounds like, here is a recording of vintage radio guru Larry NE1S operating in the AWA Bruce Kelley QSO Party on Nov. 9, 2019.The transmitter uses a single 841 tube with 24 watts DC input and about 3 watts to the antenna, using a 160 meter dipole fed with open wire on 40 meters.   The signal ...  READ MORE
ranickels
11/13/2019
Audio Files
Final Call for N8ECR (SK) - Midwest Classic Radio Net 12/8/18
Harry N9CQX and Bill K8DBN



The Midwest Classic Radio Net respectfully and sadly says goodbye to our pal "Mike at the mike", N8ECR....  READ MORE
ranickels
12/09/2018
Audio Files
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