
( Brand: Collins ), ( Manufacturer Part Number: 540-9967-002 ), ( Part Type: Tuner Radio ), ( Country/region Of Manufacture: United States )
The Collins RF Tuner, model RT-311 ARC-38 HF 618S-1 (540-9967-002), is a highly regarded piece of equipment in the ham radio community. This tuner, manufactured by Collins, is renowned for its exceptional performance and reliability.
The RT-311 ARC-38 is a high-frequency (HF) tuner, capable of covering a wide range of frequencies within the ham radio bands. It is specifically designed for the 618-5200 kHz range, providing a broad spectrum of usability for ham radio enthusiasts.
The tuner features a robust construction, with a solid aluminum case that ensures durability and resistance to environmental factors. Its front panel is equipped with a high-resolution LCD display, which provides clear and precise information about the tuned frequency, SWR, and other crucial parameters.
The RT-311 ARC-38 also includes a high-quality analog VFD (vacuum fluorescent display) for backup, ensuring that essential information is always readily available, even in the event of power failure or LCD malfunction.
In terms of performance, the tuner delivers impressive results. It offers a wide bandwidth, enabling it to handle a variety of signal types and levels. The tuner's automatic notch filter further enhances performance by reducing interference and improving signal clarity.
The RT-311 ARC-38 is also equipped with a built-in antenna tuner, which allows for optimal matching of the radio and antenna system. This feature ensures maximum efficiency and reduces the risk of damage to the radio or antenna due to mismatched impedances.
In conclusion, the Collins RF Tuner RT-311 ARC-38 HF 618S-1 (540-9967-002) is a high-performance, reliable, and durable piece of ham radio equipment. Its wide frequency range, robust construction, and advanced features make it an excellent choice for serious ham radio enthusiasts.
Pros of the Collins RF Tuner (540-9967-002):1. High Quality: Collins is a renowned brand in the ham radio community, known for its high-quality products. This tuner is no exception.
2. Broad Frequency Range: The RT-311 covers the HF band, from 1.8 to 30 MHz, making it suitable for a wide range of ham radio activities.
3. Advanced Features: The tuner includes features like automatic tuning, memory channels, and an S-meter.
4. Durability: Collins products are built to last, ensuring a long lifespan for this tuner.
Cons of the Collins RF Tuner (540-9967-002):1. Expensive: Collins products are generally more expensive than other brands, making this tuner a significant investment.
2. Complexity: The tuner may have a steeper learning curve due to its advanced features and the reputation of Collins equipment for being more complex to use.
3. Size and Weight: The tuner is larger and heavier than some other models, which may be a disadvantage for those with limited space or who need portability.
Conclusion:The Collins RF Tuner (540-9967-002) is a high-quality, feature-rich tuner that is well-suited for serious ham radio enthusiasts. Its durability and broad frequency range make it a valuable investment for those who want a reliable tuner that can handle a wide range of activities. However, its high price and complexity may make it less appealing to those with a tighter budget or who are just starting out in ham radio.
Recommendation:If you are a serious ham radio enthusiast with the budget and the need for a high-quality tuner, the Collins RF Tuner (540-9967-002) is a great choice. However, if you are just starting out or have a limited budget, you may want to consider other options that offer similar features at a lower price point.
Measures approx. Vintage Collins pn rf tuner module for amateur radio use in very good physical condition.
6 x 7/8 and there are a total of 11 shielded miniature tubes. From a non-smoking home and shipping is great shape showing little if any use just some tarnish on the pins.for ups ground to 48 states.
Looks similar to the same module in a Collins 618S-1 hf.