
( Brand: Dow-key Microwave Corporation ), ( Manufacturer Part Number: 403-130 ), ( Part Type: Switch )
The 403-130 Dow-Key Microwave RF Coaxial Failsafe SPDT Switch is a versatile and reliable component designed for use in various microwave applications. This switch operates on a 12VDC power supply and features a SMA (Subminiature A) connector, which allows for easy and secure connection to RF coaxial cables.
The SPDT (Single Pole Double Throw) design of this switch allows for the selection of one of two RF paths, making it an ideal choice for applications requiring signal routing or bypass functionality. The failsafe feature of this switch ensures that in the event of power loss, it automatically defaults to one of the two RF paths, preventing signal loss and maintaining system integrity.
Constructed from high-quality materials, this switch is built to withstand harsh environmental conditions, including extreme temperatures, humidity, and vibration. Its compact size and lightweight design make it easy to integrate into a wide range of equipment and systems, while its robust construction ensures reliable performance over time.
The 403-130 Dow-Key Microwave RF Coaxial Failsafe SPDT Switch is a valuable tool for engineers and technicians working in the field of microwave communications, providing a reliable and flexible solution for routing RF signals in a variety of applications. Whether you're working on a military communication system, a satellite ground station, or a microwave link, this switch can help ensure that your signal is delivered safely and reliably.
Pros of buying a 403-130 DOW-KEY Microwave RF Coaxial Failsafe SPDT Switch 12VDC SMA:1. Reliability: This switch is designed to provide a failsafe mechanism, ensuring that the microwave is safely turned off in case of power failure or other unexpected situations.
2. Versatility: The SMA connector makes it compatible with various RF coaxial applications, making it a versatile option for different microwave systems.
3. Durability: The 12VDC power supply ensures that the switch operates efficiently and reliably, providing long-term durability.
4. Safety: The SPDT (Single Pole Double Throw) design allows for safe and controlled switching between two circuits, reducing the risk of accidental damage or electrical shorts.
Cons of buying a 403-130 DOW-KEY Microwave RF Coaxial Failsafe SPDT Switch 12VDC SMA:1. Cost: Compared to some simpler switches, this model may be more expensive due to its advanced features and reliability.
2. Complexity: The switch may be more complex to install and set up than simpler switches, requiring some technical knowledge and experience.
3. Availability: Depending on the region, this specific model may not be readily available, requiring additional time and effort to source.
Conclusion:The 403-130 DOW-KEY Microwave RF Coaxial Failsafe SPDT Switch 12VDC SMA offers reliable, versatile, and safe microwave switching capabilities. While it may be more expensive and complex than some simpler switches, its advanced features and reliability make it a worthwhile investment for those looking for a failsafe solution for their microwave systems.
Recommendation:If you are looking for a reliable and safe microwave switching solution, the 403-130 DOW-KEY Microwave RF Coaxial Failsafe SPDT Switch 12VDC SMA is a great option. However, ensure that you have the technical knowledge and resources to install and set up the switch, or consult with a professional if necessary.
Dow-key Microwave corporation. Coil current nominal: 12 vdc 185 ma. Mechanical life, cycles: 1 x 106 minimum. These work great for switching Sadr projects or old setups very good on hf vhf if you are in to specs here they are Dow-key Microwave corporation rf coaxial failsafe spdt switch, 12vdc f, sma connectors - operating voltage : across temperature range: 12 vdc.
Due to the small size of these switches, only sma connectors are available. The Donkey Microwave 403 series spdt switches perform broadband and high frequency, switching with extended performance to 26.
Switching time: 15 ms maximum. Dow-key Microwave corporation these Donkey designed connectors feature a mechanically captivated contact which eliminates epoxy staking, and reduces rf leakage. Operating temperature: 25 c to 65. This actuator provides excellent tolerance to shock and vibration.
Typical applications for the 403 series include: test equipment band selection, switch matrices, we and missile systems, Microwave radio specifications: operating voltage : across temperature range: 12 vdc. The 403 series switching mechanism uses same break-before make balanced actuator as 401 failsafe switches. Mechanical shock, non-operating: 50 g, 1/2 sine, 11 ms.