How accurate is the Caldwell Ballistic Precision chronograph?
Each unit factory calibrated to within +/- 0.25% accuracy Ideal for Firearms, Archery, Airgun and Paintball Simple operation, large LCD screen Meters Per Second (MPS) or Feet Per Second (FPS) readings Extra wide sun screens for added shading in full sun operation Option to interface with Smartphone via included 15′ …
How good is a Caldwell Chronograph?
The unit is well built well and is sturdy and the readout is large enough and instant. Basically just 3 functions on one switch which are OFF- feet per second- meters per second. Other than that their are 2 ports for data connection to a external device which are a usb type port and a ear phone type plug.
What is a Caldwell Chronograph?
Product Details. The Caldwell® Ballistic Precision Chronograph is calibrated for superior accuracy, capturing velocity measurements within +/-0.25% by using a high-speed processor and a circuit with an advanced data interface.
What tool measures feet per second?
The Radarchron is microprocessor controlled–like a mini-computer–and indicates the calculated foot-per-second arrow speed on a toggling two-segment liquid crystal display, with a range of measurements between 150 and 450 feet per second (within +/- 2 percent accuracy).
What is the difference between chronograph and chronometer?
In short, a chronograph is a complication to measure short periods of time and a chronometer is a high-precision watch, certified by an official organisation. They are different but not antagonist concepts.
What is a chronograph for use with ammunition?
A ballistic chronograph or gun chronograph is a measuring instrument used to measure the velocity of a projectile in flight, typically fired from a gun.
How far should a chronograph be from a muzzle?
You need to be far enough away that the muzzle blast doesn’t affect the screens; the gas exiting the muzzle is faster than the bullet and can cause false readings if it reaches the screens. With rifles and the higher pressures they run, you need to be further away – 15′ is usual.
What is Chrono on a watch?
The term ‘chronograph’ means ‘time recorder’ and usually refers to watches with a stopwatch function. Like a stopwatch, you can use a chronograph to measure periods of time. It also displays the time and often the date as well.
What is precision in ballistics?
Precision describes the spread of individual shots about the center point of a shot group. A precise shooting system will, over many shots to and from the same points, produce a tight shot group with smaller distances between individual shots than a less precise system.
How does a chronograph work shooting?
The modern chronograph consists of two sensing areas called chronograph screens, which contain optical sensors that detect the passage of the bullet. The bullet is fired so it passes through both screens, and the time it takes the bullet to travel the distance between the screens is measured electronically.