Over the past Twenty plus years, Charlie
has been answering questions from people that write, call, email or fax
him. The names have been changed to protect the guilty, but you still know
who you are. Listed below are a few select questions and answers that are
still pertinent to the world of CCTV.
Got
A question that you can't find the answer to below ... Go to Charlie's Technical
Corner and ask away. Who knows, your question may be the next one
answered.
Article Number: 01 - To
Screw or not Screw?
- Screw on BNC Connectors versus Crimp or Solder type
Article Number: 02 - Camera
/ Lens Format... Where & When
- What is camera format and what format should you use
Article Number: 03 - Where
does CCTV fit in my Security Design
- CCTV and it's overall application in Security
Integration
Article Number: 04 - To
Wipe or Not to Wipe
- Windshield wipers on Housings / Pros and Cons
Article Number: 05 - Ring
around the Image
- After a typical CCTV camera installation, the
resulting image is not acceptable.
Article Number: 06 - Tried
and Tested / Coaxial Cable
- The How to of Technical Trouble Shooting Coaxial
Cable
Article Number: 07 - Seeing
Pink in the Dark
- Interaction of Infrared lighting and color cameras
Article Number: 08 - View
Finders Confusing Views
- Calculating Equal Focal Lengths Between Camera
Format Sizes
Article Number: 09 - The
Terminator Didn't Leave
- The importance of proper cable termination
Article Number: 10 - Can't
Move Fast Enough With Multiplexing
- Technical overview of reasons for no fast forward on
Multiplexed videos
Article Number: 11 - Grounded
But Not Stopped
- Ground Faults / Loops - What, where, Why, and More
Article Number: 12 - Ding
Dong The Switch is Dead!
- Overview of the advantages of multiplexers versus
switchers and calculating recorder speeds
Article Number: 13 - Nanometer?
Kelvin? Who's the dude?
- The difference between lighting Standards and where
they fit in the CCTV system design.
Article Number: 14 - f-Stops
/ What are they how to use them
- Using f-Stops to calculate the field sensitivity of
cameras by using different lenses
Article Number: 15 - Monitors
on the Brain
- How many monitors are enough and what can be done to
record smoother flowing information
Article Number: 16 - Where's
The BEEF?
- A listing of Security related magazines that feature
or highlight CCTV
Article Number: 17 - Getting
it Clear in the Field
- The pros and cons of setting focus in the field /
Methods for Back-focusing cameras
Article Number: 18 - Too
Little to Take to Court
- The Three Forms of CCTV Visual Evidence and How Much
is Enough
Article Number: 19 - Details,
Details, Details
- Resolution - What it means, how to calculate and
verify
Article Number: 20 - Sound
and the Time-Lapse Beast
- Recording sound in time-lapse / effects and causes
during playback
Article Number: 21 - The
Bright and Dark of it all
- Overview of seeing an image with a bright
background... what can be done and what works
Article Number: 22 - Pick
a Tape, Any Tape
- What video tape to use in what machine and why
Article Number: 23 - Too
Much to Watch
- Discussion about organizing large numbers of cameras
for proper viewing and response
Article Number: 24 - 24
Hours is 24 Hours, Right?
- The difference between 24 hr. time-lapse and 24 hr.
high density recorders
Article Number: 25 - Stuck
in the Dark Despite the Light
- Problems with IR lighting, How much, what spectrum,
what lens, and what camera
Article Number: 26 - Too
Bright, Too Dark, What's UP?
- Balancing the Camera and the Lens, How and Why and
Auto Iris lens must be set.
Article Number: 27 - Mathematics
or Illusion, That is the Question here!
- The What and Why of image size differences between
format and lenses on cameras
Article Number: 28 - Gritty
Video Heads in the Field
- The use of Cleaning tapes in Video Recording
Equipment
Article Number: 29 - Smoke
Signals and Signs
- Questions about using signs to announce CCTV
Article Number: 30 - Squeezing
Video is Compression
- Looks at Digital Video Recorders and the What's What
of Compression
Article Number: 31 -
Peeping Tom's Can't
Work Here
- Looks at digital suppression or blocking software
for CCTV images
