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”
Roots of Radio: “The Ampex Cue-Matic Disk Recorder”
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
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:
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:
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:
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
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
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
