Den Haan Rotterdam Marine Navigation Lights

Based in Holland, Den Haan Rotterdam (DHR) has been manufacturing top-quality marine lighting products since the early 1920s. DHR started with tin oil-lamps that were used on ships, and have kept up with the latest technology for generations, now offering a complete range of state-of-the-art LED Marine Navigation Lights. Their LED navigation lights are offered … Continue reading Den Haan Rotterdam Marine Navigation Lights

Everything You Need to Know About Switches

A switch is an electrical device that controls the flow of electricity.  In its simplest form it has two terminals that are connected by “Contacts” to energize the circuit or disconnected to de-energize the circuit.  Thus, the options for a simple switch are ON or OFF. Circuits The term “Circuit” comes from the Latin “Circuitous,” … Continue reading Everything You Need to Know About Switches

How To Avoid Interference Between LED Lights and VHF Radios

The United States Coast Guard (USCG) recently issued an alert regarding the potential for Electro Magnetic Interference (EMI) between some LED lighting products and vital communication devices like VHF radios and Automatic Identification Systems (AIS). EMI occurs when an electromagnetic wave emits from an electronic circuit in one device at a frequency that conflicts with … Continue reading How To Avoid Interference Between LED Lights and VHF Radios

LED vs. Halogen: Should I Convert to LED Lighting on my Boat?

Imtra's lighting expert Colby Chevalier explains the key differences between LED and Halogen lighting for boats. Over the last several years boat builders and owners all over the world have been switching the light fixtures within their boats from halogen and incandescent lighting to LED light fixtures and bulbs. This trend begs the question, why? … Continue reading LED vs. Halogen: Should I Convert to LED Lighting on my Boat?