Delta Force
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Does anyone know what kind of range and payload capacity the more advanced Tomcats would have had? Also, would MTOW have increased, or only bringback capacity?
Colonial-Marine said:What was SECDEF Cheney's seemingly intense dislike against the F-14? Did he have a grudge against Grumman for some reason? Or did he just view it as "Cold War relic" like just about everything else he cancelled.
Despite the fact that there were rivals and only one could survive, it seems to me like the Super Hornet and Super Tomcat could have complemented each other quite well in theory.
Some stories I've heard claim that the intense dislike of the F-14 stems from an animus against Grumman in NAVAIR after Grumman sued and won over their deficiencies in delivering GFE (improved flight control computers) that forced a redesign of the F110 installation to achieve a stable configuration that the existing computers could handle (they went from a collar between the F110 and the existing inlet to a more forward engine with an extended afterburner section and Grumman and GE properly billed NAVAIR for the work and took it to court when they balked).Colonial-Marine said:What was SECDEF Cheney's seemingly intense dislike against the F-14? Did he have a grudge against Grumman for some reason? Or did he just view it as "Cold War relic" like just about everything else he cancelled.
Despite the fact that there were rivals and only one could survive, it seems to me like the Super Hornet and Super Tomcat could have complemented each other quite well in theory.
Orionblamblam said:And it's a steal at only $1500.
:
”Deputy Secretary of Defense Clements, who was sworn in approximately one month before this contract [the contract agreement between the US Navy and Grumman on March 8, 1973, requiring Grumman to produce 48 lot V F-14A’s under the original terms of the 1969 contract...] settlement, suggested a prototype flyoff three months later. On June 19, 1973, Clements proposed a flyoff between a navalized version of the F-15, which he designated the F-15N, and a lighter-weight version of the F-14 (one without 1,000-1,300 pounds of Phoenix missile avionics), which he called the F-14D.....”
“....the Senate Armed Services Committee on September 6, 1973, instructed the [U.S.] Navy to “obtain proposals from industry and evaluate these proposals to determine if a smaller and presumably cheaper aircraft can be designed to serve as an air superiority fighter to complement the F-14.”
The Navy Fighter Study Group IV anticipated this direction. On November 15, 1973, the group issued an interim report. The report summarized the activity then in progress. The Fighter Study Group was looking at nine designs to supplement the F-14A. The PMA 265 group looked at the F-15N; PMA 241 looked at four versions of the F-14, called variously the AF-14X with four Phoenix missiles; AF-14X with four Phoenix missiles and A-6 [Intruder] type air-to-ground radar; F-14X with an F-15 [Eagle] APG-64 radar with [Aim-7] Sparrow missiles; and F-14X with [Aim-7] Sparrow missiles and a Westinghouse WX-250G radar.... “
Michel Van said:There three additional question:
-fit the TF30-P-100 turbofan into fuselage of F-14 ?
-is it fuel consumption similar or even higher as the Engine of F-14 ?, this let to reduction of range.
-with more powerful engine, let that to shorter lifetime of F-14 fuselage ?
, as I'm asking this question myself.fit the TF30-P-100 turbofan into fuselage of F-14 ?
Avnut
I cannot recall the sources and please correct me if am wrong anywhere. A couple of other reasons why the TF30-P-100 was not installed in the F-14 was that the engine was not marinized. Also, the TF30 was never designed to be a fighter engine from the start with sudden throttle movements and air flow changes. It was designed to lazily cruise around the sky in the F6D Missileer.
The cost of marinizing the engine and the fundamental issue of the TF30 not being a fighter engine from the start, the gain of 5,000 lb. of thrust per engine did not justify the cost of adapting the engine to the F-14.
All of the money spent, and aircraft and lives lost on trying to make the TF30 acceptable, would have easily covered the costs to finish developing the F401.
And for that, you can blame the now-deceased Les Aspin. At the time he was a representative from Wisconsin and was trying to make himself as prominent a name as his senatorial counterpart, William Proxmire. He led the crusade to cancel the F401 with the battle cry that the "TF30 is good enough". Of course, five years later, when TF30 problems were causing F-14 crashes, he came out with "The Navy bought a Turkey, not a Tomcat!", never taking his responsibility for the situation.Avnut said:All of the money spent, and aircraft and lives lost on trying to make the TF30 acceptable, would have easily covered the costs to finish developing the F401.
Archibald said:Yes, the TF-41, Allison's Spey, was pretty good. In fact we have a startling example of a Navy aircraft that traded the sh**ty TF-30 for a TF-41 and found the difference: the A-7 Corsair II !!!!
I recently checked flight Global archive and Google Books for details about the Spey and F-401. It is amazing what can be found doing that kind of seearches.
Archibald said:Yes, the TF-41, Allison's Spey, was pretty good. In fact we have a startling example of a Navy aircraft that traded the sh**ty TF-30 for a TF-41 and found the difference: the A-7 Corsair II !!!!
I recently checked flight Global archive and Google Books for details about the Spey and F-401. It is amazing what can be found doing that kind of seearches.
Another aircraft that could have had a Medway was the 727. According to the AIAA case study on it, the original proposed engine was a RR engine (I'm presuming the Medway, right time and size) and then Boeing ran into a problem. Edward Richenbacker of Eastern had some support problems with RR on the airlines Viscount engines and would only sign for a RR-powered 727 if RR committed to a US support center and RR was declining to do so. Boeing had to scurry around and work something out with P&W to save Eastern's commitment to the 727. One could argue that was an extremely short-sighted move on RR's part.Archibald said:I once tried to get a list of of all the British, French and American and Swedish aircraft projects that, at some point or another, nearly got a Spey (or a Medway)
Had SAAB got the Medway for the Viggen in '61, and had SNECMA picked the Spey either in 1959 or 1968 (in place of the TF-306E and in place of the M53) then with the Allison TF-41, you got The Universal Military Turbofan Of The Western World.
Avnut said:I cannot recall the sources and please correct me if am wrong anywhere. A couple of other reasons why the TF30-P-100 was not installed in the F-14 was that the engine was not marinized. Also, the TF30 was never designed to be a fighter engine from the start with sudden throttle movements and air flow changes. It was designed to lazily cruise around the sky in the F6D Missileer. The F-111 had fewer engine issues than the F-14, because the F-111's mission profile involved less throttle movements and air flow changes.
The cost of marinizing the engine and the fundamental issue of the TF30 not being a fighter engine from the start, the gain of 5,000 lb. of thrust per engine did not justify the cost of adapting the engine to the F-14.
All of the money spent, and aircraft and lives lost on trying to make the TF30 acceptable, would have easily covered the costs to finish developing the F401.
Grumman actually built a "stealthified" modified A-6 mockup, in an attempt to show stealth knowhow for the AX (A-12) program.
The Airborne Integrated Reconnaissance System (AIRS) will provide fleet commanders with necessary real-time reconnaissance information. It is planned to engineer this system into the F-14 aircraft to provide an RF–14 as the Navy's next generation reconnaissance aircraft
RF-14 from 1969/70, this seems to be separate from the latter (1977+) RF-14 with the TARPS pod:
The Airborne Integrated Reconnaissance System (AIRS) will provide fleet commanders with necessary real-time reconnaissance information. It is planned to engineer this system into the F-14 aircraft to provide an RF–14 as the Navy's next generation reconnaissance aircraft
Anyone still have the pictures of the Super Tomcat 21 Cockpit?? Thanks
1971 seems to be about the same time the dedicated RF-14 died. I suspect TARPS was considered an interim solution because they were hoping that VFAX (F/A-18) would get a dedicated recce version, which could also serve the USMC. They got as far as a demonstrator in 1984 -- one F/A-18(R) was converted with panoramic cameras and IR line scanner in lieu of the gun and ammo drum.
On a side note, the F/A-18(R)'s sensor nose, the primary ATAR package in other words, was designed to be able to be quickly swapped out with a radar nose so that the F/A-18(R) could serve as a normal fighter (albeit without the cannon) in an emergency. The F/A-18(R) would have had a more extensive ECM/ESM suite than normal Hornets. Incidentally, ATARS stands for Advanced Tactical Airborne Reconnaissance System.
Anyone still have the pictures of the Super Tomcat 21 Cockpit?? Thanks