RAN Technology

RAN Technology Videos

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High Speed A/D Conversion in 1965, with a Vacuum Tube!

A short video about an amazing piece of technology that became obsolete before it was even used - a 1965 vintage analog to digital converter - using vacuum tube technology!...  READ MORE
ranickels
06/07/2022
History and Humor
W5IG has a cool transmitter

W5IG "Inspector Gadget" proudly shows off his cool transmitter......  READ MORE
ranickels
04/20/2022
History and Humor
From the Transatlantic Telephone to the iPhone
Wired...or wireless?

When Steve Jobs introduced the iPhone in 2007 as a product that "changes everything" - many would say it was derived primarily from wireless technology - a better version of phones that came before it.   But as this video created by the history departments of The Ohio State and Miami Universities suggests, maybe wired networks that date back over 100 years were more important t...  READ MORE
ranickels
04/06/2022
History and Humor
The Most Powerful Computers You've Never Heard Of

Another outstanding video about Analog Computers, setting the stage for their comeback.   If names like Laplace, Fourier, and Kelvin make your eyes glaze over because of the maths, sit back and watch this 20 minute explanation that will make all those differential equations seem obvious.   Imagine doing complex mixing using rotating balls and pulleys!    Modern D...  READ MORE
ranickels
03/11/2022
History and Humor
We're Building Computers Wrong

Excellent video about analog computers - and why this may not be a dead technology....  READ MORE
ranickels
03/08/2022
Ham Radio Information
Tactical Communication - The HF Renaissance in the US Army
HF works. Always has.

With the invention of of satellite, tropospheric scatter, Line-of-Sight (LOS) microwave and fiber optic communication technologies, HF communication's importance slowly faded for military communication, but it is now making a resurgence in communications planning. HF has always been robust, particularly over NVIS (Near Vertical Incident Skywave) communication paths for tactical communication.W...  READ MORE
ranickels
03/01/2022
Ham Radio Information
"A Little Bit Of Everything" (1928 Radio Broadcast)
The 1920s Channel on YouTube

Ever wonder what radio actually sounded like in the early days, aside from the old time radio shows?   The "1920s' Channel" says  "Here is a collection of1920s radio broadcasts, most of them being Edison experimental recordings. This one was aired on 9/11/1928, and as the title suggests, has a nice sampling of programming, not just music."   Someone...  READ MORE
ranickels
02/20/2022
History and Humor
Pirate Interference with Russian UVB-76 "The Buzzer" - January 2022
using SonicPhoto to generate waterfall images

Tension between Russia and Ukraine are high as Russian has begun putting troops on the border between the two countries. But shortwave radio has been producing some interesting activity on what’s known as “the buzzer.” The buzzer was named after it’s repetitive tone and is officially known as UVB-76 operating on 4.625 USB.Since the first World War countries around the world...  READ MORE
ranickels
01/26/2022
Ham Radio Information
"Short Wave"
Father Knows Best, season 3 episode 21

This episode from the 3rd season of "Father Knows Best" is based on intercepting marine radio calls - and soon a distress signal - from the "Betty Ann" on a Zenith Transoceanic shortwave radio that Bud has acquired.    Sharp eyed viewers will notice that the block diagram Bud's friend Joe has drawn on the chalkboard in the opening of the show is accurate!Ther...  READ MORE
ranickels
11/15/2021
History and Humor
RCA Tube finishing operations
Lancaster PA 1966

 Fran Blanche shares a rare training film made by RCA in it's vacuum tube plant in Lancaster PA in 1966.  There is no sound, this film was intended to be used internally but Fran was able to purchase and transfer this 16mm film using her own telecine!Her descriptions are accurate with one nitpicky exception:  what she refers to as a "rotissere" is actually called a rot...  READ MORE
ranickels
11/04/2021
History and Humor
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