Anatomy of a Camcorder

Camcorders are ingenious tools that allow us tolarger.
record images of the events that make up ourThe Microphone:
lives or to get creative and produce unique andThe average camcorder has a built-in
interesting films that previously only professionalmulti-directional microphone. These microphones
videographers could craft. For beginners, it istend to pick up audio from any direction; from
important to understand a little bit about the basicbehind, in front of, and at the sides of the
anatomy of a camcorder in order to be bettercamcorder. Thus many home movies end up
equipped to make a selection when shopping.difficult to hear due to undesired "background
Although every camcorder model is a bit differentnoise".
and may offer unique features there are basicA camcorder also often has a microphone jack. If
components that are common to them all.the camcorder has such a jack, purchasing an
The Image Sensor:external microphone to attach to it can greatly
A camcorder uses either a CCD, charge-coupledimprove the audio captured. External microphones
device, or CMOS, complimentary metal-oxidecan be moved closer to the sound source in
semiconductor, to convert light into electricalsome instances and in others they can focus on
signals and record the resulting images. Theythe sound that is desired versus any background
basically perform the same function as film in anoise. Wireless microphones and lapel microphones
traditional camera or camcorder.are useful when recording individual speakers.
A CCD consumes much more power than aShotgun microphones pick up sound from in front
CMOS chip but tends to produce a higher qualityof the microphone at a distance while cardioid
image. Images produced via a camcorder withmicrophones pick up sound from in front which is
CMOS tend to have more "noise" due to lowernearby. Each option helps to reduce the intrusion
resolution and less light sensitivity. As with mostof unwanted sound that distorts the audio desired.
technologies however, CMOS as the newerThe View Finder and LCD Panels:
development is gradually gaining ground. TheThe viewfinder on a camcorder allows users to
primary advantage of CMOS at this time is it'ssee what they are filming. They can be black and
affordability versus the more expensive CCDwhite or color. Size varies as does resolution.
sensors.Some users select a larger viewfinder with higher
The Lens:resolution to aid their visibility but others simply
The lens of a camcorder provides the opening foruse the LCD screen for this purpose. LCD screen
light to pass through onto the CCD/CMOS andsizes vary as well, and are selected based on
focuses it so that the image is sharp. By adjustingpersonal preference. Viewfinders can often
the lens users can alter what items within a sceneprovide greater visibility when filming in sunlight
are in focus as well as how much light is enteringwhile use of an LCD screen that swivels allows
to control the look and quality of the resultinggreater visibility if filming overhead.
images. Lens controllers are sometimes purchasedInputs and Outputs:
to allow a user to adjust the lens from the handleA camcorder will have AV sockets and ports to
of the tripod.allow connectivity to other devices such as a
Add on lenses and filters can be used. Fortelevision or computer. These sockets allow film
instance a telephoto lens allows subjects at ato be downloaded, played back, or copied. To
distance to be magnified, a wide angle lensallow the camcorder to hook up with a TV or
broadens the horizontal field, and a fisheye lensother device it is important that the inputs and
allows for an extreme wide-angle view. Commonoutputs coincide. These may be composite video
filters include polarizing filters to reduce glare andor S-video for analog signals or DVI/HDMI for
UV filters to protect the lens from harmful rays.digital signals.
An important feature with camcorder lenses isMost camcorders will hook up with a PC via a
optical zoom which allows the lens to magnifyUSB 2 or FireWire port which allows much faster
images; a function that allows users to obtaintransfer than a USB 1.1 port. Again, the
better pictures of subjects at a distance. Opticalcamcorder must be compatible with the
image stabilizers help to detect and reducecomputer to allow hook up.
unwanted movement of the camcorder toAlthough the construction of a camcorder can be
produce a smoother, more stable film. Digitalmuch more complex and there is variability in
versions of zoom and stabilization are available onfeatures from device to device, if beginners
camcorders but do tend to produce a somewhatunderstand these basic parts they will be well on
lower quality image. Digital stabilization however istheir way to being able to make a knowledgeable
sometimes preferred by some consumers asselection when shopping.
camcorders with optical stabilization are often