| |
|
| How
to Conduct A Noise Audit Of Your Telecommunications Station
A discussion of how to search for and find noise
sources in or around your own communications station. You would be
surprised at how much receiver noise in your own operation is being
caused by your own equipment, lights, computers, home appliances,
etc. Here's how to sniff it out and stop it. A good operating aid
for Commercial and Amateur stations.
[Technical Publication #10] |
Modern
Beverage Receiving Antenna Construction And Installation
A helpful guide to building your own beverage-type low noise
receiving antenna for broadband use. Easy, do-it-yourself suggestions
to optimize directional performance, even if you lack a farm to put
it on.
[Technical Publication #11] |
| Modern Lightning
Protection For Radio Transmitting And Receiving Facilities: RF
Entry Ports
A basic study and discussion of how to protect
transmission line lead-in cables and the equipment to which they
are connected from transient voltages caused by lightning, wind,
rain, snow, etc.
[Technical Publication #30] |
Modern Lightning
Protection For Radio Facilities: AC Power Lines
A similar outline of how
to protect equipment and prevent damage from voltage transients delivered
to station by electric power lines.
[Technical Publication #30A] |
| Modern
Lightning Protection For Radio Facilities: Telephone, Rotator,
And Control Lines
Ideas and suggestions on how to implement a protective scheme
to protect various unshielded entry cables frequently used
in communication operations.
[Technical Publication #30B] |
Modern
Do-It-Yourself Grounding Techniques
Easy methods for assuring good performance from
safety grounding systems used for these purposes. Simple materials
available from local sources can do a fine job. You don't even need
luck to make it work.
[Technical Publication #31] |
| Bulkhead Grounding
For Telecommunications Facilities
For Commercial, Industrial or Amateur communications facilities
where professional appearance and results are required, this publication
focuses on how to construct your own bulkhead ground system. Discuses
materials, placement, and installation suggestions.
[Technical Publication #31A] |
Using Water
Pipe & Service Joints For RF Grounding - Please Don't
Many radio communication systems are built with
equipment of extraordinary sophistication and investment - and then
grounded to a cold water pipe or even worse. Here's why not only
are these ground sources awful, but can even make voltage transient
conditions and interference conditions worse than no ground at all.
[Technical Publication #32] |
| Modern Coaxial Lightning Arrestors:
Polyphaser Vs. I.C.E.
A simple discussion of the technical and structural
differences between coaxial lightning arrestors we build and those
offered by Polyphaser.
[Technical Publication #33] |
Modern Coaxial Lightning Arrestors:
Alpha Delta Vs. I.C.E.
A simple discussion of the technical and structural
differences between coaxial lightning arrestors we build and those
offered by Alpha Delta.
[Technical Publication #33a]
|
| The Infamous Gas Tube
Heralded as the great savior of the lightning world,
discover in this pub just how awful gas tubes really are, and why
their use in the modern RF environment is often
inappropriate and
sometimes catastrophic.
[Technical Publication #34] |
FCC Interference Handbook
Out of print
publication
offered as a
public service
Technical
Publication #85 |
| Earth Grounding Construction Materials
Should you use large wire, small wire, copper, aluminum,
strap, braid, solid, stranded, bare, covered, plated, or armored?
A century of old fables and wives' tales ago up in smoke in this
freebie.
[Technical Publication #35] |
Grounding Coaxial Cable Shields:
Why, Where, And How.
One of the most important features of good station design,
this paper discusses why it's done, where it should be done, and
how to do it. Even if you're a novice of not technically experienced,
this easy-to-read publication may someday save your equipment, your
facility, and maybe even your life.
[Technical Publication #36] |
| Fighting Back Against BCB Interference
Being pounded half to death by a local AM broadcaster? Punch
him out with these simple, inexpensive ideas.
[Technical Publication #40] |
Low Pass FIlters - It's What You
Have And What You Do With It.
Thousands of low pass Filters have been sold over the past
30-40 years to users who installed them in a way they were, for the
most part, useless. This important paper discusses how to choose
a low pass filter, how to rate them, and how to maintain them. Even
if you already own or plan to buy somebody else's filter we
won't hold that against you. It's still free!
[Technical Publication #42] |
| Resolving 6 Meter Amateur Interference
Long considered one of the most difficult types
of interferences to fix, 6 meters is actually one of the easiest
band to tame. It's only a matter of parts and process.
[Technical Publication #42A] |
Using Highpass Filters For TVI
- And When Not To
The most perplexing problem with interference to television
reception is trying to decide whether a low pass filter on a transmitter
or a high-pass filter on the TV receiver is most needed. This publication
shows how to tell the difference; how to identify the type of interference
being caused in most cases; and how to deal with it.
[Technical Publication #43] |
| Mobile Radio Noise Elimination
If you're driving around town listening to the buzz and engine
whine blues, pick up this free pub and help yourself enjoy the music.
Includes troubleshooting techniques and helpful hints.
[Technical Publication #44] |
Solving Telephone RF Interference
- Helpful Hints And Suggestions
Interference to telephones can be frustrating,
almost insidious. Here's how to judge the nature of the interference
and how to go about solving it - or how to recognize when you can't.
[Technical Publication #46] |
| AC Power Line Noise - Stop The
Madness
Tricks and tips on resolving AC power line noise,
finding the source, dealing with power companies, etc. No need to
spend a lot of dough or cry over spilled sparks!
[Technical Publication #47] |
The Infamous ARC- The Hidden Interference
Generator
It's one of the most common and elusive types
of interferences in the modern RF environment, yet it is virtually
ignored in published material. Here's how to recognize it, find it,
and stop it -free!
[Technical Publication #48] |
| Using Anti-Oxidants To Ensure
Good Conductivity
A basic discussion of how to maintain good interconnections
in antenna joints, cable joints, tower joints, and other contact
areas between metals, both similar abd dissimilar, in the telecommunications
environment. Cheap, easy ways to do the job the right way is the
first time - and then relax and enjoy it.
[Technical Publication #60] |
"DC Grounded Antennas - The
Myth, The Legend, The Fantasy"
To Protect your station against lightning blasts
and the inevitable damage resulting there from, choose a so called
"DC Grounded" type antenna offered by many manufacturers,
right? Wrong. Here's why. And what to look for when making
the choice.
[Technical Publication #80] |
