Pasternack Blog

Intelligence, surveillance and reconnaissance (ISR) missions depend on clean, uninterrupted RF signals. Whether a UAV is transmitting high-resolution imagery, radar data or telemetry back to operators, signal clarity directly impacts the quality of mission intelligence. Clear imagery, accurate telemetry and reliable targeting information are never guaranteed. Modern RF environments are crowded and complex, particularly in defense and security operations where multiple systems operate simultaneously across the ..

Unmanned aerial vehicles rely on stable RF communication links to maintain control, transmit telemetry and deliver mission-critical payload data. Whether supporting surveillance, inspection or long-range operations, UAV systems depend on precisely balanced RF signals to function reliably. However, UAV communication links are rarely static. As drones change altitude, range and orientation, RF signal strength can fluctuate significantly. Environmental factors and spectrum congestion can further ..

Unmanned aerial vehicles (UAVs) are transforming industries ranging from defense and public safety to infrastructure inspection and environmental monitoring. As these platforms become more capable, the expectations placed on their communications and sensing systems continue to grow. Reliable RF performance is no longer optional. It is essential for mission success. However, many RF systems are ..

Military standards and specifications—often referred to collectively as “MIL-SPEC”—are essential tools used by the U.S. Department of Defense (DoD) to ensure consistency, reliability and interoperability across defense systems and components. In this post, we’ll break down the major types of military standards and specifications, explain how they differ, and highlight recent updates that impact defense ..

By Kevin Hietpas   The industrial, scientific and medical (ISM) radio frequency bands are designated radio frequency bands as defined by the International Telecommunication Union (ITU) Radio Regulations. These bands were originally set aside for RF use purposes other than telecommunications. Much of their usage is now for low-power wireless communications.    Key Takeaways  ● ISM ..

Author: Diana Nottingham  In military and aerospace environments, communication networks face conditions that push the limits of conventional infrastructure. From extreme temperatures to mechanical vibration and electromagnetic interference, the demands of these environments require fiber optic cable assemblies that are not only highly reliable but specifically engineered for harsh, high-performance applications. Whether connecting avionics systems, ..

A common type of coaxial cable assembly used throughout the RF industry is a BNC cable, or BNC coaxial cable assembly. A BNC cable is used for signal routing below roughly 4 GHz (there are high precision BNC connectors that reach maximum frequencies to 12 GHz or beyond). BNC stands for Bayonet Neill–Concelman, and is ..

Many coaxial cable and connector types are available in the RF and microwave industry designed for specific purposes and applications; compatibility with other RF microwave components is achieved with universally accepted cable and connector standards. The US Department of Defense (DOD) develops standards for materials, facilities, engineering, and testing practices in order to improve military ..

In reality, all types of RF antennas have some degree of directionality. However, there are certain antenna designs and types that are particularly directional compared to other antenna types. A Directional Antenna is useful in applications where it is desirable to receive a signal from a specific direction of origin or otherwise transmit a signal ..

There is a wide variety of different coaxial transmission line hardware types and configurations. Hence, there are a wide range of accessories to go with these various coaxial connector, adapter, cable, and assembly arrangements. This blog covers a quick overview of a few of this, namely SMPS adapters with features such as spring loading, adapter ..