The Northrop/McDonnell Douglas YF-23 is an American single-seat, twin-engine, stealth fighter technology demonstrator prototype designed for the United States Air Force (USAF).

YF-23战斗机（英文：YF-23 Fighter Prototype，绰号：Black Widow Ⅱ，译文：黑寡妇），是20世纪90年代美国诺斯罗普公司和麦道公司共同设计，竞标先进战术战斗机（ATF）合约的试验战斗机型号。

2019年12月1日 · He flew Northrop’s YF-23 on its first flight during the Advanced Tactical Fighter (ATF) competition that pitted the jet against Lockheed’s YF-22 and also went on to do the same for the F-22A. In the video below, he describes what the ATF program was like from the inside and just how good the YF-23 actually was.

海军要求NATF有良好的低速性能和低速操纵品质，防腐蚀，具超视距攻击能力，能在M0.2的速度下以1.5G过载全功率转向，还需要携带足够的燃油以防着舰失败需要复飞。 当然，短距/垂直起降的舰载机可以无视这一条规则。 另外，海军要求舰载型的最大起飞重量不超过29.48吨，最大着舰重量不超过23.59吨。 海军估计舰载型的空重将比陆基型增加1.81吨，毛重增加1-2倍。 使用可变翼或折叠主翼后的空间占用不大于F-14主翼处于最大后掠角的状态（长度不超过19.13米，翼展 …

6 天之前 · In the early 1990s, the U.S. Navy was looking for a 5th-generation stealth fighter to replace the aging F-14 Tomcat. Enter the NATF-23, a navalized version of the legendary YF-23, designed to be ...

The YF-23 rapidly completed taxi testing with increasing speeds, culminating in the final high-speed test to 120 knots on August 11. Unofficially dubbed ‘Black Widow II’, Northrop’s Prototype Air...

2024年9月23日 · The Northrop YF-23 was designed to replace the McDonnell Douglas F-15 Eagle. Sadly, it lost out to Lockheed's YF-22 (later F-22 Raptor).

Air force’s ATF or Advanced tactical fighter program was launched during late 80s to create America’s first 5th gen aircraft and YF-22 and YF-23 were the main competitors with the YF-22 taking the edge and becoming what we know today as F-22 Raptor.

The Northrop/McDonnell Douglas YF-23 is an American single-seat, twin-engine, stealth fighter technology demonstrator prototype designed for the United States Air Force (USAF).

The YF-23 prototypes are 67.4 feet in length and have wingspans of 43.6 ft. The YF-23 employed stealth characteristics and was capable of supersonic cruise flight without afterburner.