Search results
Results From The WOW.Com Content Network
The aviation transponder interrogation modes are the standard formats of pulsed sequences from an interrogating Secondary Surveillance Radar (SSR) or similar Automatic Dependent Surveillance-Broadcast (ADS-B) system. The reply format is usually referred to as a "code" from a transponder, which is used to determine detailed information from a ...
3.4 lb (1.5 kg) The Integrated Visual Augmentation System ( IVAS) is an augmented reality headset being developed by Microsoft for the United States Army. It is intended to improve situational awareness by overlaying sensor imagery and other information on the soldier's field of view. Originally developed for infantry, it is also being adapted ...
Identification, friend or foe ( IFF) is a combat identification system designed for command and control. It uses a transponder that listens for an interrogation signal and then sends a response that identifies the broadcaster. IFF systems usually use radar frequencies, but other electromagnetic frequencies, radio or infrared, may be used. [ 1]
Download Desktop Gold. AOL Desktop Gold is included at no additional cost with your membership. 2. Under 'All Products' scroll to 'AOL Desktop Gold'. If you have an AOL Desktop Gold trial or subscription. Using the link in the Official AOL signup confirmation email you received. 1.
Dr. Leana Wen: Menopause is the period in a woman’s life when her menstrual periods stop. For most women, this natural, biological process occurs as a part of going through midlife when the ...
VHF Data Link. The VHF Data Link or VHF Digital Link ( VDL) is a means of sending information between aircraft and ground stations (and in the case of VDL Mode 4, other aircraft). Aeronautical VHF data links use the band 117.975–137 MHz assigned by the International Telecommunication Union to Aeronautical mobile (R) service.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The 2-8-2 wheel arrangement was rarely, but successfully, used on British rails. Nigel Gresley of the London & North Eastern Railway (LNER) designed two Mikado types of note: The Class P1 was a freight derivative of his famed Class A1 4-6-2, inspired by the Pennsylvania Railroad's twin K4s 4-6-2 and L1s 2-8-2 locomotives. Two were built, but ...