- A
smoke detector is a
device that
senses smoke,
typically as an
indicator of fire.
Smoke detectors/Alarms are
usually housed in
plastic enclosures, typically...
- humidity, air pollution, fire, health,
security and lighting. MOS gas
detector sensors are used to
detect carbon monoxide,
sulfur dioxide,
hydrogen sulfide...
-
radar detector detector (RDD) is a
device used by
police or law
enforcement in
areas where radar detectors are
declared illegal.
Radar detectors are built...
- A
metal detector is an
instrument that
detects the
nearby presence of metal.
Metal detectors are
useful for
finding metal objects on the surface, underground...
-
neutrino detectors must be very
large to
detect a
significant number of neutrinos.
Neutrino detectors are
often built underground, to
isolate the
detector from...
- The nitrogen–phosphorus
detector (NPD) is also
known as
thermionic specific detector (TSD) is a
detector commonly used with gas chromatography, in which...
-
envelope detector, the
product detector takes the
product of the
modulated signal and a
local oscillator,
hence the name. A
product detector is a frequency...
- A
phase detector or
phase comparator is a
frequency mixer,
analog multiplier or
logic circuit that
generates a
signal which represents the
difference in...
- A polygraph,
often incorrectly referred to as a lie
detector test, is a junk
science device or
procedure that
measures and
records several physiological...
-
Coincidence detector or
coincidence detection can
refer to:
Coincidence circuit, a
device that can
detect simultaneous electric signals Coincidence detection...
