Radio World Links Page

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Oct. 23, 2013 ISSUE (RW)

WORKBENCH:

Don’t snub RC snubbers when working with Switched-Mode Power Supplies. Below are a number of links to help you work with these supplies:

http://www.ti.com/lit/an/slup100/slup100.pdf

http://www.ti.com/ww/en/analog/power_management/snubber_circuit_design.html

http://www.nxp.com/documents/application_note/AN11160.pdf

http://www.daycounter.com/Calculators/Snubbers/Snubber-Design-Calculator.phtml

OCT. 9, 2013 ISSUE (RW)

WORKBENCH:

Digi-Key is a good source for solder lugs to mount the dummy load resistors.

Digi-Key also provides this terminal lock washer

Digi-Key is a source for the load resistors, too.

STUDIO SESSIONS: 

Curt Yengst’s microphone parts list.

SEPT. 11, 2013 ISSUE (RW)

Algorithms to measure audio programme loudness and true-peak audio level

AUG. 14, 2013 ISSUE (RW) 

Studio Sessions: Mic Museum

Workbench: "A Pair of Hands in an Old Pill Bottle."

Belden paper discussing wiring conduit fill percentages

AUG. 1, 2013 ISSUE (RW)

Workbench: "Boost Mic Gain Using Remote Mixers"

Cloudlifter

Roots of Radio: "The Ampex Cue-Matic Disk Recorder"

More information and photos

Andy Rector’s excellent history of the cartridge machine

JULY 17, 2013 ISSUE (RW)

Reader's Forum:

http://www.aes.org/aeshc/pdf/chinn_a-new-svi.pdf

JUNE 19, 2013 ISSUE (RW)

BBG: Consider the Changing Landscape
BBG budget request for Fiscal Year 2014 (PDF)

Workbench:
Cloudlifter
Fethead

JUNE 12, 2013 ISSUE (RWEE)
Get the Most Out of Your Digital Signal:
FCC ordering allowing increase in FM digital power (PDF)
Consolidated Database System (info page)


Consolidated Database System (account log-in)

Audio Division FM Super-Powered Digital ERP Calculator 

Certification Corner: "Four on the Floor?": 
Previous article on skin effect

Nifty coax line calculator 

JUNE 5, 2013 ISSUE (RW U.S.)
Workbench:
Idea Sketch app
iPad App Overview: Idea Sketch (video)

MAY 22, 2013 ISSUE (RW U.S.)
Workbench:
Electronic Code of Federal Regulations (direct link to FCC portion)

APRIL 24, 2013 ISSUE (RW U.S.)

Workbench:

ChartPak paper

CircuitLab

Websites that scan files with multiple antivirus scanners

MARCH 27, 2013 ISSUE (RW U.S.)

Workbench:

Frank Hertel’s RF MOSFET Tester schematic

NAB 38 Years Later:

The Trivia Quiz Spectacular!

MARCH 13, 2013 (RW U.S.)

RDS Displays Should Make Sense:
NRSC-R300: Program Associated Data (PAD) Field Length Study

MARCH 1, 2013 ISSUE (RW U.S.)

How Long Is Long Enough? (Reader's Forum):

Read the Class C4 petition from SSR and Matthew Wesolowski (PDF)

I Remember the Nagra III:

See the Nagra III at work.

FEB. 20, 2013 ISSUE (RWEE)

Paper by Kenneth B. Cartwright on sine and triangular waveforms

“Determining the Effective Or RMS Voltage of Various Waveforms Without Calculus” (PDF)

FEB. 13 ISSUE (RW U.S.)

RDS Displays Should Make Sense:
NRSC-R300: Program Associated Data (PAD) Field Length Study

Workbench:
Luggage accessory site for replacement RPU handle (find SCH-09 strap handle at bottom)
“Give Your FIM a New Handle”


FEB. 1, 2013, ISSUE (RW U.S.)

FCC Should OK Smaller LPFMs:

Commission map of low-power FM opportunities

50 Kilowatts at WJJD:

RCA Broadcast News article (PDF) from 1947 about BTA-50F

JAN. 16, 2013 ISSUE (RW U.S.)

Workbench:
A replacement power supply for the BE FM500/FM1C transmitter
Alldatasheet.com data sheet on the replacement supply
The Voice of NOAA weather radio sings Deck the Halls

Radio World Talkbacks:
HD Radio Data Services Testing in Canada
FCC Acts on LPFM, FM Translators

Willie, High Capacity & the Resistors

2012 Was a Good Year for HD Radio

Brazil to Retest HD Radio 

JAN. 2, 2013 ISSUE (RW U.S.)

Ham Radio Links from Geoff Mendenhall letter (Reader's Forum):
http://en.wikipedia.org/wiki/History_of_amateur_radio
http://www.physics.princeton.edu/pulsar/K1JT/wspr.html
http://en.wikipedia.org/wiki/PSK31
http://www.w6pql.com/1_kw_2m_ldmos_amplifier.htm

DEC. 19, 2012 ISSUE (RW U.S.)

AM Revitalization:
Commissioner Pai’s remarks about AM radio
Cromwell Group AM Proposal

From the Editor:
Petra Mayer’s Zords (mentioned by Bud Aiello)

Radio World Talkback:
In the NBC Microphone Storage Room
 Radio Owner Bill Dalton Dies at 80
Internet Stations, Too, Want LPFMs
 Mic Flag Goes High Tech
LPFM, FM Translators on FCC’s Tentative Agenda


DEC. 5 ISSUE (RW U.S.)
Workbench:
Chrome wire industrial shelving from Uline

Talkback:
Channel Spacing Is Concern as FCC Crafts More LPFM Rules
A Few Points About Channels 5 and 6
Scarano Takes Over CC Atlanta
Twisted Waves Revisited
Installing Connectors the Right Way


NOV. 21, 2012 ISSUE (RW U.S.)
From the Editor:
Post-Sandy Q&A with New Jersey Broadcasters Association President and CEO Paul Rotella

Workbench:

Stymielock gate locking system

Power-Grip video

NOV. 7, 2012 ISSUE (RW U.S.)
From the Editor: Eric Hoppe on retail taxes:
Supreme Court 1992 decision in Quill Corp. vs. North Dakota
ERI loss calculator for 788 Series Diplexer

Workbench:
Broadcast Devices' newest offering
Broadcast Devices website



OCT. 24, 2012 ISSUE (RW U.S.)

Workbench:

Brother’s label application chart (PDF)

A description of Brother’s industrial product line detailing their Field Service Labels

OCT 17, 2012 ISSUE (RWEE)

AES X-192:

Objectives and Benefits document (PDF)

FCC Report and Order on public files (PDF)

OCT 10, 2012, ISSUE (RW U.S.)

Workbench:
MCM Electronics web site

Workbench:
LED Light Strip Four Pack with RGB LEDs and Controller
Uses of WD-40 lubricating oil
(PDF)
A warning about WD-40 on electric circuits
De-oxIT applications notes
Brother Flexible ID Tape

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