K4ZAD's
Radio Information Site
Occasionally I
have some radio related information that might be of interest
to others.
This Radio sub-domain of the main
Inland
Marine Radio History Archive site is the home for such
information.
CONTENTS
Transistor Pinouts:
A page of pinout and base diagram
information
DIY UHF
TV Antenna: Dimensions & construction details for an
indoor Gray-Hoverman UHF TV antenna built on two 24 by 36 inch foam
boards.
Easy Frequency Search:
Provides a unified way to search the FCC and Radio
Locater records for AM and FM station
information. Low frequency beacon information searches can
also be done from this page.
Nighttime
AM DX: PDF - A one-page,
three-column, listing of nighttime DX targets for those living
in North Carolina and nearby states.
Quilting Hoop Loop:
A page with some information and pictures of my version of
N7FKI's Quilting Hoop Loop
Radio & Test Equip,
Manuals: Twenty
+
sources for manuals, instruction books and schematics
Shortwave
Freq. Allocations: A PDF of the frequency
bands allocated to the different radio services
including a column showing the width of each band.
DIY
Coil Calculators: A page with links to on-line
coil/Inductance calculators - Find Inductance, dimensions, AL, wire
length, permeability, etc.
Semiconductor Oddities and Negative Resistance: A collection of links on these topics.
Intl.
Radio Call Sign Prefixes: A PDF listing of prefixes
for all the countries on 1 page.
Win. Sound Card Based
Test
Gear: 30+ links to Windows PC based test
applications
Heathkit Gird Dip Meter GD 1B - Low frequency coil Kit #341A -
Instructions
-
Correlation
Chart
Digital
TV Channels A one page Excel Spreadsheet
showing post-Repack channel info. for the Raleigh, NC
area.
The_Birth_of_Ham_VHF-FM: The 1960s effort to
encourage logical selection of frequencies for new FM nets.
With links to historic documents.
Contact Me
Main
Site - The Inland Marine Radio History Archive
My Other Site -
GE Mobile Radio History Archive
Links checked and page code updated - 02/26/2021
