Amercian Legion Post 39, Pomeroy Ohio

06/18/2025

03/01/2025

Picked up this beauty at an estate sale auction today. 😍 It’s so beautiful and well made! I know it’s a secretary desk but can’t find any info on when it was made. There’s no makers mark on it that I can see!

01/25/2025

1. Treatments for macular degeneration may include injections of anti-VEGF medications, laser therapy, and photodynamic therapy to help slow the progression of the disease and preserve vision.

08/18/2024

Solar heater for ingroud pool

08/03/2024

Why are turboprop engines preferred for military cargo airplanes?

Turboprop engines hold a special place in military aviation, particularly when it comes to cargo airplanes. Turboprop engines are renowned for their fuel efficiency, especially at the lower flight levels where cargo planes often operate. This efficiency translates into longer range and endurance, which is vital for military missions that may require the flexibility of extended time in the air or the need to cover vast distances without refueling.

Another significant advantage is their performance on short and unprepared runways. Military cargo planes need to be able to take off and land in diverse and sometimes challenging environments. Turboprop engines provide the necessary low-speed control and short-field capabilities that allow these aircraft to operate in remote areas, which might be inaccessible to jet-powered aircraft.

Turboprop engines tend to have lower operating and maintenance costs compared to their turbojet counterparts. In the military, where budget constraints are always a consideration, the cost-effectiveness of turboprops is a compelling factor. Fewer moving parts mean less wear and tear, and consequently, a reduction in the frequency and cost of maintenance.

They are generally more resilient to damage and can handle the ingestion of foreign objects better than jet engines. This trait is particularly important for military aircraft that may operate in less-than-ideal conditions where debris and other hazards are a concern.

How do you see the role of turboprop engines changing with the advent of new technologies and alternative power sources? Please comments below and share your views on the future of military aircraft propulsion.

08/03/2024

Check this out Adam McDaniel!! Thanks, JoAnne Newsome

What is negative stability in F16 fighter?
The F16 fighter jet is one of the first aircraft to be designed with negative stability, or more precisely, relaxed static stability (RSS). This means that the basic airframe of the F16 has a very low or slightly negative static stability, which makes it more maneuverable and responsive to control inputs.

This also makes it difficult or impossible for a human pilot to keep the F16 under control without the help of a computer. The F16 has a fly-by-wire system, which is a computerized system that constantly monitors and adjusts the flight controls to stabilize the aircraft and prevent it from going out of control.

The fly-by-wire system of the F16 uses feedback from pitch rate sensors to stabilize the aircraft. This means that the system measures how fast the aircraft is pitching up or down and adjusts the elevators accordingly to counteract any unwanted pitch movement. The system also allows the pilot to select different flight modes, such as normal, override, and backup, which affect how much authority the pilot has over the flight controls and how much assistance the system provides.
The negative stability of the F16 also varies with speed and altitude. At low speeds, the F16 is unstable, meaning that it has negative static stability. At high speeds, especially at supersonic speeds, the F16 becomes stable, meaning that it has positive static stability. This is due to changes in aerodynamic forces that affect the lift and drag of the aircraft. The fly-by-wire system compensates for these changes and maintains a consistent handling quality for the pilot.