Warren-Knight Instrument Company

The WK-22-4000 kit is used to fill balloons with neck sizes of 1.3" (32 mm) diameter.  Product Details...

Measures cloud heights up to 3,000 feet. The projector features a large reflector and 100 watt, 6 volt sealed-beam lamp. Life of 50 hours (approx.).  Product Details...

This theodolite is designed for permanent facilities. Instead of a battery box, there is wiring that terminates in a twist-lock, male cap for the illumination system of the scales and reticule for night operation.  Product Details...

Designed with a signal buzzer that sounds when the sweep second hand reaches the 50 second dial graduation and again sounds when the second hand reaches the zero graduation.  Product Details...

The Warren-Knight double-center precision theodolite (Military Specification ML-474) is designed to observe and measure angles of elevation and azimuth of pilot/weather balloons, air crafts, ships or other moving objects to distances of 20,000 meters or m  Product Details...

Designed for fast and accurate recording of azimuth and elevation angles in various types of applications and conditions. The compact design and the rugged construction make this the perfect instrument for first response MET operations.  Product Details...

Angles can be read using the segmented LCD display panels or by using the optical mechanical scales which can be viewed through the eyepiece.  Product Details...

The WK-20-9000 series Electronic Meteorological Theodolite (EMT) features rotary encoders for fast and accurate angle measurement with minimal reading errors.  Product Details...

Provides elevation angle measurements used to determine the height of the cloud base. Measures the angle between the observer and the spot of light projected by the clouds on the WK-22-2095.  Product Details...

The WK-20-8350 is an integral part of the precision measuring system used by the FAA for calibration of navigation aids such as the Instrument Landing Systems (ILS), MLS, VOR, TACAN, and VORTAC.  Product Details...

Determining upper air wind speed and direction using a compatible Warren-Knight balloon tracking theodolite has never been easier.  Product Details...