Simple home telephone relay for radio circuits
A guide to basic telephone microphone hookups with radio gear. Two stations with batteries in opposition allow voice signals to travel via line and ground to the distant party. A two stage amplifier can boost the signal, but using a telephone mic with regenerative receivers is illegal due to interference risk and possible arrest.
Interest Aroused in New Kaufman Circuit
Radio circles across the East discuss the efficiency of Wolff Iaufman’s new Kaufman circuit. The design adds a tapped coil with 50 turns and a variable grid leak, altering plate grid coupling and feedback to improve performance while acknowledging prior developments.
MENTIONED IN THIS ARTICLE
New Kaufman Circuit
Wolff Iaufman
Mounting Panels on Aluminum Angles
Amateurs often struggle to mount unit panels. The method uses aluminum angles to hold panels in a neat line, allowing easy addition of new panels without reworking existing ones. Angles cost about ten cents per foot. Panels measure 414 inches square and are mounted in rows.
What Is Said by Those Who Listen
William H. Easton explains audience feedback shapes radio content. He notes listeners demand variety and quality across music, speeches, and religion while praising ongoing technical and artistic improvements at KDKA. Interference and station crowding threaten the medium, but rapid, adaptive growth may cure the chaos.
MENTIONED IN THIS ARTICLE
William H. Easton
Radio Public
Mike
KDKA
Simple condenser and loading coil improve radio receivers
Government standards describe a simple cheap condenser across the telephone receivers and a loading coil in series with the antenna to broaden reception. The coil aids reception of longer wavelengths up to 3000 meters, boosts signal strength, and increases range, especially with high power stations.
MENTIONED IN THIS ARTICLE
Bureau of Standardy
Department of Commierte
Ing
Tad ‘Bureau of Standards
Superintendent of Documents
Government Printing Office
Washington D. G
Celluloid Putty Recipe For Raglar Apparatus
A method uses sheet celluloid as a bakelite like air insulator. Parts are fused with celluloid dutty and filled with a four ounce bottle half full of ether and denatured alcohol. Add scraps of cut celluloid, stir after 24 hours, and caution against fire.
Function of the Antenna Explains Energy Transmission
The function of an aerial is to collect electromagnetic energy sent from the transmitting station and convey it to ground through the receiving set. As with any conductor, the aerial should be suspended above surrounding objects so the energy reaches the aerial wire before contacting other objects.
Underground radio club links world from Woodside mine
The Springfield high school Radio and Research club reports successful underground communication. In tests at the Woodside mine 250 feet below ground the club received messages from stations nationwide and reached the outside world.
MENTIONED IN THIS ARTICLE
Radio and Research Club
Springfield Qu
Woodside
Pill Box Radio Next Concerts Headline
A headline notes a radio concert linked to a pill box concept. It hints at future selections drawn from the box, aiming for broad usefulness and varied functions akin to a friendly pill box.
MENTIONED IN THIS ARTICLE
Nill
Gingham Morning Dresses and Sweaters Rule Summer Styles
Gingham fabrics dominate summer fashion with morning frocks aprons and house dresses favored over other cottons and linens. Knitted outerwear rises with playful sweaters and novelty vests, while gingham with chambray and pique creates many dress and sleeve designs, plus bright new colors in knitted gowns and organdie wool effects.
MENTIONED IN THIS ARTICLE
Ingham
Chambray
Percate
Zingham
Simply the Worst Morning at Grandma’s Bedroom
Mickey greets his grandma with a dull morning remark noting gloom and a lack of happiness. The exchange highlights a dreary start as he comments on the weather and mood of the day.
MENTIONED IN THIS ARTICLE
Mickey
Grandma
Thousands Have Kidney Trouble and Never Suspect It
Dr Kilmer s Swamp Root praised as a remedy for kidney trouble with a claim of high success. An insurance physician notes many applicants are rejected due to undetected kidney issues. Sample bottle offer via mail order and notice to mention the newspaper.
MENTIONED IN THIS ARTICLE
Kilmer
What He Had to Say
A neighbor donates a pair of shoes her son outgrew to Harold. Harold tries them, finds they fit, then asks to shine them first before returning them. The anecdote is attributed to the Chicago Tribune.
MENTIONED IN THIS ARTICLE
Harold
Chicago Tribune
Cuticura Talcum Powder Ad Promotes Trio Beauty Line
An advertisement extols Cuticura Talcum Powder as an antiseptic scented powder for face skin baby and dusting use. It claims the powder renders other perfumes superfluous and notes it as part of the Cuticura Toilet Trio with Soap Ointment and Talcum.
Jokes During Brain Surgery At New York Hospital
Surgeons at a New York hospital performed brain tumor removal after giving local anesthesia. The patient remained chatty and exchanged jokes with the medical team as the skull was opened and the tumor removed, a life saving procedure described as unexpectedly lighthearted.
MENTIONED IN THIS ARTICLE
New York
Dull Person Shines in Emergency Moment
A terse line highlights how a seemingly ordinary individual can reveal clear capability during a crisis, turning surprise into quiet competence under pressure.
Flounces and Vidé Rework Skirt Silhouettes
Fashion notes describe flounces adorning skirts as unfamiliar now but likely to be common by summer. The new ruffle style avoids bulk and preserves a straight silhouette.
Organdie Frocks Popular For Spring Fashions
Very sheer white organdie embroidered in peasant colors and designs is popular for collars and cuffs on the new spring frocks.
Adorable Frocks for the Youngest Set in Bright Detteq Smss
Adorable little frocks for the youngest set are made of detteq smss in vivid rose and orange and rose and white checked dimity. Irish face touches enhance their charm and appeal.
MENTIONED IN THIS ARTICLE
Détteq
Bolero Fashion Adds Smart Navy Ensemble
A navy blue flannel bolero suit features a yoked skirt and a short jacket with very large white bound collars and cuffs, presenting an exceedingly smart fashion silhouette.
Inconsiderate Student and the Forensic Slipup
A young medical student sets aside study slides after the death of a man after examining germ slides. He tells his instructor he cannot determine the cause of death, lamenting that the patient did not leave a note. The incident underscores the risks of incomplete findings in medical training.
Red Cross Ball Blue Endorsed Worldwide
An advertisement asserts Red Cross Ball Blue as the finest product of its kind and claims every user agrees with the statement, praising its quality.
It Takes More to Shock a Girl None Days
Professor Pate remarks on modern shocks to girls while Hostetter Smith asks about a man withholding cause. The Kansas City Star quotation explores gender expectations and reaction to provocation in a pointed exchange.
MENTIONED IN THIS ARTICLE
Pate
Hostetter Smith
Kansas City Star
Also Mentioned on This Page
Lesas
Fradio Télephone
Charming Gingham Frock
Novelty West
Valee Brim Ly
Western Newspaper Union
Baye
Bayer
Cohis
Bellans
ANS
Allen
le Roy
N. Y
Lathrop
Meday
Cutter Labe Laboratory
Berkeley
U.S
California
Lincoln
YEAS
Royw
Northwestern, Yeast Co
Ashland Ave
America