Commonly used Acronyms and Abbreviations

Geoff856

Please reply only by PM's to make corrections or add a acronym and i will credit your name at the bottom. Thanks Geoff!
Commonly used acronyms
C3, (code3) responding with lights and siren active.

CHMSL, (center high mount stop light), also know as a third brake light. There are many lights that are designed to mount over or around the CHMSL, one is the Predator CHMSL light.

CON3 (Cone like reflector light head) Like a large TIR light head

CVPI, (Crown Vic Police Interceptor), a specialized vehicle manufactured by Ford for use by police and municipalities.

DRL, (daytime running lights)

DUW, (dial up warning), usually found in a thread title, this is used to warn dial up users that there are large photos that may take a long time to load.

FPM, (flashes per min.) refers to the number of times a light flashes every sixty seconds.

FPS, (flashes per second) refers to the number of times a light flashes per second.

FS (for sale or Federal Signal)

GEN1, (first generation LED's), The first series of LED's used for emergency vehicle lighting. Sizes included 3, 5 (most common), 8, and 10mm. These were dimmer than newer LED's so many where used, for a example of a GEN1 light head click here to see the Whelen Slim-Miser.

GEN2, (second generation LED's), Brighter than generation 1 and are usually square shaped, Cree and Superflux are popular types. Clickhere to see the Sound-Off LED visor light that is generation 2.

GEN3, (third generation LED's), Brighter than generation 2 these are the most common LED's used in new lights, Luxeon is a popular type. What makes these so different is that reflectors and precision optics can be used to direct and concentrate the light to pinpoint accuracy. Click here to see the Whelen Talon that uses generation 3 LED's

HAW, (hide away), refers to a light source that can be installed into a existing housing like a headlight or taillight. These are available in Halogen Strobe and LED.

HLF, (headlight flasher), a device that wires into existing vehicle high beams in order to flash them. The Tomar HF1 is a example of a headlight flasher.

IIRC, (if I recall correctly)

IMO, (in my opinion), IMHO. (in my honest opinion

LAW, (LED Hide-A-Way)

LED, (light emitting diode), is a semiconductor diode that emits incoherent narrow-spectrum light when electrically charged. LED's are the newest advancement in emergency vehicle lighting. LED's use less current than other forms of illumination. Wikipedia link

LEO, (Law Enforcement Officer)

LIN, (Linear reflector) Refers to a LED light that uses a linear reflector to provide a more even spread of light than a TIR light. Linear lights provide better off-axis light but are not as bright head on like a TIR. The LIN4 is a good example of a linear light head

LODD, (line of duty death), refers to the unfortunate and tragic death of a public servant.

LX4, (Lightning X 4 LED TIR style Light head) More information

MAP, (minimum advertised price), is the minimum price that distributors should post to the public.

Geoff856

MDT (mobil data terminal) a computer mounted in a vehicle that provides information to the driver and information from the driver to dispatch

MIB, (Mint in box)

MSRP (Manufacturer's Suggested Retail Price) is the price the manufacturer recommends the distributors post to the public.

NIB, (new in box)

NOS, (new old stock) a older product that has remained in the packaging or is in pristine condition

OP (original poster) The poster that started the thread.

OBO, (or best offer)

PAR, (parabolic aluminized reflector), Refers to the size of a round light head. Common examples include PAR36, PAR46, the numbers represent the diameter of the light head in 1/8ths of a inch. A par 36 is a four inch light head. Par Light heads can be Halogen, Strobe, and LED. Click here to see the Axixtech Par36 LIN LED.

PITA, (pain in the ***) Usally used to describe a difficult installation.

PM, (Private Message), using the elightbars messaging system to send and recieve messages between users.

POV, (privately or personally owned vehicle), a vehicle that is not owned by a department and is owned by an individual.

PS, (power supply) this could be refering to a strobe power supply or a 12 volt dc power supply,

PT, (Patient) or (Part Time)

RMP, Radio Mobile Patrol (Police Car NYPD), Radio Motor Patrol, Royal Mounted police.

RPM, (revolutions per min.) refers to the number of times a light completes a 360* spin in sixty seconds. This is usually used when describing the speed of rotation halogen lights.

RVM, (rear view mirror), usually when we use RVM were talking about mounting a light near it!

SLK, (strobe light king) a knock off manufacture that many have experience issues with please do a search for SLK or Strobe light king for more information

STT, (stop, tail, turn) used to commonly refer to brake lights or a single light head that can perform the functions of brake, parking, and turn signals.

TA, (traffic advisor), a lighted device used to direct traffic of which way to travel around the vehicle equiped with the traffic advisor. Also know as arrow sticks, traffic directors.

TD (take down), refers to take down lights, or lights that shine from the front of a lightbar to illuminate a vehicle at a traffic stop or a work area.
TD is sometimes confused with Traffic Director, which is the same as a traffic advisor.

TIR, (total internal reflector), Refers to a LED light that uses a reflector to focus the light in a spotlight like pattern. These lights are good for head-on applications and shine thru window tint better than other technologies. These lights are very bright head on, but provide less off axis (to the sides) light, The TIR3 is a good example of a TIR style light head.

TLF, (tail light flasher), also referred to a traffic backer, is a device that wires into existing brake and reverse lights to flash them. The Sound-Off Flashback is a example of a tail light flasher.

UHF, (universal headlight flasher) refers to a headlight flasher that is designed for many different types of vehicles and switching types.
OR
UHF, (ultra high frequency) used for radios, this is used to define a frequency range whose frequency is between 300 MHz and 3 GHz (3,000 MHz).

ULF, (universal LED flasher), a flasher that is designed for LED's. These should not be used for halogen lights as they draw more amps than the flasher can handle. Also LED flash patterns are faster with shorter burst that halogen lights cannot keep up with.

VHF, (very high frequency) used for radios, this is used to define a frequency range whose frequency is between 30 MHz to 300 MHz.

WTB, (want to buy)

WTT, (want to trade)

Geoff856

X/X (color/color) describes the color of a light head A=amber B=Blue G=Green R=Red WorC=White for example a red blue light head would be "R/B"

Thanks to ffjwhite, xfirefighter484x, Pimpala03, ENG17INE DaveCN5, WEVFD2341 for their help with this sticky

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