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A SUMMER ISSUE - JUNE - tviNews Events

TVInews - 102 Antenna and Aerials. Part Two Questions and Answers What Induction Radio. The effect of the Wireless Telephone™ . . . and Global Warming / "Pay -- or No Wireless For You," was the moto in 1904.
FEATURE STORY
• 02. Q&A - Antennas
03. Induction Radio
Related Stories

SmartPhone Tech Research
"PAY AS YOU PLAY" WIRELESS"
MORE ABOUT RF AERIALS.
MORE / PHOTO IMAGES

Photos: Nathan B. Stubblefield, NBS, 1902 envisioned his wireless radio telephone as a marketing tool. Charge -- a monthly fee for a two-way interactive phone service, connected to land-lines, like todays cable pipeline into the home and office, and a -- one-way broadcasting for listening only service for radio programing. Photo: L - GPO Wireless Investigation Service dectector vans, c 1920. Bottom Photos NBS family at Telephon del green and Radio Speaker.
Basic Antenna Theory Radio waves are generated by electrons accelerating in the antenna. http://www.sub-tv.co.uk/antennatheory.as -- Consider a transmitter perpendicular to the ground. The electrons in the antenna, when a signal is applied, are changing their velocities continuously (i.e. moving up and down very quickly) in response to the applied signal.

•• "Pay -- or No Wireless For You," was the moto in 1904. SEE THE DAYS OF "PAY AS YOU PLAY" WIRELESS". Two detection vans with loop aerials on the roof and a General Post Office (GPO) 'Wireless Investigation Service' logo on the side. The poster says 'Warning: Is Your Wireless Licensed?' Men are adjusting the roof aerials. Some of these vans were used by Post Office engineers to test subscribers' mains lines for interference. Most of the vans had standard bodies but from 1948, the Morris vans used for this purpose were fitted out as mobile offices with equipment to detect interference and unauthorised transmissions. The lettering on the cab door was applied to a removable metal plate to allow these vans to operate anonymously. The government first introduced radio licence fees in 1904, and these were not abolished until 1971. CLICK FOR MORE ABOUT THE DAYS OF "PAY AS YOU PLAY" WIRELESS".

MORE ABOUT THE ANTENNA - Part 01
MORE ABOUT THE ANTENNA - Part 02

MORE / PHOTO IMAGES

102 / Internet

GRANDPA NAT
PART 01
PART 02
PART 03
PART 04
PART 04
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120 PIXELS 3 columns

Part 02 / THE ANTENNA AND RF POWER SOURCE.

••• ABOUT ANTENNAS / Under today's WiFi conditions, and a few modifications, the 1907 NBS WiTele could create the same wireless WiFi "HotSpots" -- that carry billions of VoIP messages and radio-television streams over the Internet and through space everyday.
••• "Right now, says Victor Caballero, of VRAtv, the hot topic these days is WiFi broadcasting. Radio, Television and broadband streaming video are now considered distinct mediums . . . . but that is quickly converging - with Internet router's with antenna's." VRAtv has created some of the earliest Internet television programming and portals at LookRadio.com, and Xingtv.com online since the early '90s. This was the time of the first wave of online television, an experiment that fell short due to "bad buffering" and screens, "the size of a postage stamp."

QUESTIONS AND ANSWERS ABOUT ANTENNA'S / This introduction is a brief guide to Q&A most about Nathan and the antenna's he used to transmit voice through space.
WAS IT REALLY A WRITER'S PEN WHO BECAME THE FATHER OF RADIO AND THE RADIO ANTENNA?
Yes - The attorney for DeForest changed the name from "wireless" to "Radio" when incorporating his stock company in 1907. The DeFerest Group knew they had to break away from the control of the NBS Wireless Telephone™ Patents and AT&T's control of Land-lines. - SEE THE FESSENDEN vs AT&T 1928 LAW SUIT. SEE ALSO Smart-Daaf Boy TIMELINE.
Why all this bother about a Radio ground connection?
• • Stubblefield saw the moist earth in his melon patch, as the other half of the continuous power source to transmit voice through space to a companion receiver. The better the connection you make to a moist conductive ground area power source, the more signal will flow through your wireless apparatis, and the clearer the voice and music, could be heard!
But how did Nathan plug his RF circuit - the transmitter/receiver combo into space and ground at the same time?
• • Well, the atmospheric space connection is of course was made by his antenna. His array of antenna's gathered as many RF signals as was possible to give his NBS mobileTele, the transmitter/receiver, the best voice clarity. The ground connection was made in several different ways.
• • His RF receiver, the NBS mobileTele, pictured above with the loop aerial, was in essence one part of a circuit that was intergrated into a battery power source. In this case, though, the power source is the radio signal you wish to resolve.
But how could a potential exist when the entire signal flows through the air?
• • The question speaks for itself! The radio energy is almost all in the space around the NBS mobileTele tranmitter/receiver. Almost none of it is in the ground. The potential exists, therefore, between the air and the ground.
But how did he plug - his NBS mobileTele, the (the circuit) into the air and ground at the same time?
• • Nathan used a iron stake or rod into the ground and connected this to the NBS mobilTele's ground terminal, or he would use his black box he labeled as, "BSx" -- filled with a moist mixure of salt and iron chips, with his electrolictic coil buried in between the iron oar particles. The loophole in this RF circutry, was his loop antenna. "BSx" was the acronym for his son, Bernard.
• •
He could have grounded his NBS mobileTele, to the little screw on the wall socket, but of course in 1892 to 1908, electricity was not commonplace. In todays world, the electrical wall socket is a moderately good ground for 60 Hz AC. It can literally appear as an open connection at radio frequencies, but relying on the socket as your ground is like making no ground connection at all!
• •
For the best ground, do what NBS did. Driving a copper rod into the moist earth mixed with salt and iron ore, and a whole watermlon containing an NBS electrical water battery was a good ground connection, a great RF detector and very conductive.
/iPhone4-AntennaStub300w.jpg3. Editor's Note /
What's Induction Radio Transmissions?
Audio induction systems operate on the electronics principle of electro magnetics. When an electrical magnetic wave, (EMW) current is amplified and passed through an loop style of antenna, consisting of many loops of wire held together by tape, a magnetic field is generated around the wire that varies in direct proportion to the strength and frequency of the signal. See NBS antenna pictured in photo above,
NBS extended the signal many miles, by placing in proximity to this (EMW) field, another coil of wire that was attached to a grounded perpendicular antenna. An identical current was passed to -- or induced - into the perpendicular antenna, which in turn, the RF voice signal was then amplified by his transmitter into space and picked up by a companion receiver for either listening, or for two-way conversations.
• • Consider a transmitter perpendicular to the ground. When a signal is applied to the grounded antenna, the electrons in the antenna, are changing their velocities continuously (i.e. moving up and down very quickly) in response to the applied signal.
• • For a station that broadcasts at a wavelength of 1500m, the antenna needs to be 750m long. This is because there is a 'virtual antenna' caused by the aerial being earthed in the ground:
• • Ref. Notes: About sub-TV and the Editor Other Pages The Physics of Aerial Design - an Introduction Have you ever wondered why radio and television aerials are the shape and size that they are? This introduction is a brief guide. Stubblefield and General Squire used these principles in their sideband research for Bell Labs.
Today's Closed Circuit Induction Radio Systems --
A typical modern-day induction system consists of a microphone or other signal source, a power amplifier to boost the signal to a wireless ear piece, a loop, or induction "antenna," -- to broadcast the voice. See photo above. It can also be the earpiece of a telephone receiver connected to the outputs of an RF EMW amplifier. The loop can be as small as a personal neckloop - the size of a long necklace - worn by an individual, or can be as large as a wire which encircles a room, auditorium or other listening area. SEE Ref. DIAGRAM / More Ref. Story
HEARING AID USAGE

The receiving portion of the system is most often a personal hearing aid with a built in telephone coil. Not all hearing aids are equipped with a T-coil, but today, almost all hearing aids can be built with a T-coil, including custom in the ear aids and most smaller canal sizes.
Listeners who do not have hearing aids equipped with T-coils, or who do not use hearing aids at all, can use special induction receivers with earphones.
When using a telephone and a hearing aid with T-coil, it takes some experimenting to find the best position for the phone receiver to pick up the strongest induction signal. Usually best results come from placing the receiver slightly behind the ear.
If the placement of the T-coil is such that the signal seems weak, or if the phone is not hearing aid compatible, then an induction phone amplifier is suggested. This amplifier compensates for T-coil placement and makes a strong induction field for better coupling.

4. Related Stories /

WHO EVENTUALLY WAS NAMED THE FATHER OF RADIO AND THE RADIO ANTENNA -- in 1928? Reginald Fessenden Wins $60-million Suit Against 'Radio Trust,' in 1928. - SEE THE FESSENDEN vs AT&T 1928 LAW SUIT; SEE ALSO Smart-Daaf Boy TIMELINE. THE FATHER OF RADIO WAS A WRITER'S PEN
• • If you question a grammar school student as to who invented "radio" or discovered Maxwell's "ether wind" theory, the student will most likely answer, Marconi. If the student is particularly bright he or she may include the inventor's first name, Guglielmo and his native land, Italy
If you quiz a television producer of a documentary --
like Ken Burns, or many college professors or students with the same question, you will more than likely hear the names, James Clerk Maxwell, Heinrich Rudolph Hertz, David Sarnoff, Marconi, DeForest, Armstrong, GE, RCA or NBC as your answer.
• • Although all of these men and business entities did contribute enormously to the broad field of science, now called radio/television broadcasting, only Stubblefield can be said to have been first to demonstrate and patent the wireless telephone broadcasting/ receiving device that is linked to -- today's voice/music transmission
• • Be assured, when both Stubblefield and Marconi were demonstrating and patenting their wireless telephone and telegraph transmiting devices, the word "RADIO" wasn't around at the time.

COMPARE THE DIFFERENCE IN BATTERY POWERED VOICE TRANSMITERS AND AND 60 CYCLE GENERATOR POWERED DOT-DASH TRANSMITERS
• In the 1892-1913 NBS mobile radio world era, it was the mobile telephone, a RF transmitter, microphone, earphones and antenna. To communicate with another party, a companion NBS mobileTele was needed to conduct a two-way RF conversation. • MORE ABOUT THE ANTENNA - Part 01

• In the Dot.com world, it's the mouse, keyboard, monitor, microphone and speakers, attached to a computer connected to the Internet that has DSL - VoIP dial tone possibilities. • MORE ABOUT THE ANTENNA - Part 01

By 1892, Nathan's vibrating phone evoluted to an RF hand held wireless telephone with an antenna, that could transmit voice through the atmosphere to a companion receiver. At that time, only one year before Bell telephone patent was to expire, the only converging distinct mediums of telecommunications were telegraphy and telephony over land-lines. • MORE ABOUT THE ANTENNA - Part 01

SEE HARBIN CHINA

"PAY AS YOU PLAY" WIRELESS"
MORE ABOUT RF AERIALS.
MORE / PHOTO IMAGES
GRANDPA NAT
PART 01
PART 02
PART 03
PART 04

More Articles • Converging News 272006 / TeleCom BuyOuts, Spinoffs and Asset Seizure Boom

FOR NATHAN STUBBLEFIELD BIO AND TIMELINE
SEE KENTUCKY GOVERNOR'S PROCLAMATION
Flying Machine patent.
CLICK TO SEE MORE STORY.
CLICK TO SEE MORE STORY. and CLICK TO SEE MORE STORY.
••• As for Fessenden, in 1928, the same year Stubblefield died, and one year after his patent expired, Fessenden was paid over $2.5 million after a prolonged lawsuit against the Radio Trust, which included RCA, AT&T, GE and the Western Electric Company. CLICK TO SEE MORE STORY. - 109ReginaldFessendenWins1928
CLICK TO NBS STUDY ON REGULATORY SEIZURE.

Respectfully Submitted
Josie Cory
Publisher/Editor TVI Magazine
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