
( Brand: Mfj ), ( Model: MFJ-409 ), ( Non-domestic Product: No ), ( Type: Manual ), ( Country/region Of Manufacture: United States )
The MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box is a versatile and compact solution for any ham radio enthusiast, whether they are a seasoned operator or a novice just starting out. This all-in-one device is designed to work with a wide range of antennas and transceivers, making it an ideal choice for those who travel frequently with their equipment.
The MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box is a 1:1 balanced, non-inductive design that provides excellent performance and reliability. It features a built-in SWR meter and power meter, allowing you to easily and accurately adjust your antenna for optimal performance. The SWR meter displays the standing wave ratio, which is a measure of how well your antenna is matched to your transceiver, while the power meter displays the output power of your transceiver.
One of the standout features of the MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box is its ability to cover a wide range of frequencies. It operates from 1.8 MHz to 1.5 GHz, making it suitable for use with a variety of ham radio bands. The tuner can handle up to 200 watts of RF power, ensuring that it can handle even the most powerful transceivers on the market.
The MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box is also highly portable, thanks to its compact size and lightweight construction. It measures just 6.5 x 3.5 x 1.5 inches and weighs only 1.2 pounds, making it easy to take with you on the go. The unit also comes with a convenient carrying case, which protects the tuner from damage during transport.
The MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box also features a number of other useful features, such as an auto tune function that automatically adjusts your antenna for optimal performance, and a manual tune function that allows you to fine-tune your antenna manually. The unit also features a built-in coaxial relay switch, which allows you to easily switch between different antennas without having to disconnect and reconnect your coaxial cable.
In summary, the MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box is a powerful and versatile all-in-one solution for ham radio operators who need a reliable and portable tuner for their antenna. With its wide frequency range, high power handling, and built-in SWR and power meters, this tuner is an excellent choice for anyone who wants to ensure that their antenna is performing at its best. Additionally, the compact size and lightweight construction make it easy to take with you on the go, making it an ideal choice for travelers.
The MFJ-409 is a coaxial switch that can be used in conjunction with the MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box. The MFJ-409 is a 3-position coaxial switch that allows you to easily switch between three different antennas without having to disconnect and reconnect your coaxial cable. This is particularly useful in situations where you have multiple antennas set up and want to quickly switch between them, such as when operating from a new location. The MFJ-409 is a compact and reliable switch that can handle up to 200 watts of RF power, making it an excellent choice for use with the MFJ-904 Deluxe Travel Antenna Tuner SWR/Wattmeter Box.
Pros of buying MFJ-904 Deluxe Travel Antenna Tuner SWR-Wattmeter, MFJ-409 bundle:1. Portability: The MFJ-904 is designed for easy travel, making it an excellent choice for ham radio enthusiasts who enjoy operating from various locations.
2. Versatility: The MFJ-904 can tune a wide range of antennas, including dipoles, verticals, and yagis, making it a versatile tool for various radio applications.
3. SWR/Power Meter: The bundled MFJ-409 SWR/Wattmeter provides real-time information about your antenna system's performance, ensuring optimal operation.
4. Durable Construction: Both the MFJ-904 and MFJ-409 are built to withstand rough handling, making them suitable for outdoor use.
5. Easy to Use: The MFJ-904 is user-friendly, with an intuitive interface and straightforward instructions, making it easy for beginners to use.
Cons of buying MFJ-904 Deluxe Travel Antenna Tuner SWR-Wattmeter, MFJ-409 bundle:1. Size: While the MFJ-904 is portable, it may not fit in smaller backpacks or cases due to its size.
2. Limited Power Handling: The MFJ-904 is rated for 100 Watts, which might be limiting for some high-power applications.
3. Price: The bundle may be more expensive than purchasing each component separately, although the convenience of having them bundled together might justify the cost for some users.
Recommendation:The MFJ-904 Deluxe Travel Antenna Tuner SWR-Wattmeter, MFJ-409 bundle is an excellent choice for ham radio enthusiasts who value portability and versatility. Its ease of use, durability, and real-time SWR/power monitoring capabilities make it a valuable tool for various radio applications. Although it may be more expensive than purchasing each component separately, the convenience and performance benefits of having them bundled together make it a worthwhile investment for many users.
The MFJ-904 is a full power 150 watt meter antenna tuner with swr wattmeter. Push button selects forward reflected power in and 30 6 watt ranges. It includes a cross-needle swr wattmeter that shows swr, forward, and reflected power all at glance. This MFJ-904 deluxe travel antenna tuner, was donated to our amateur radio club from the estate of a local ham.
The box for MFJ-904 was open when received but it looks like has never been used. Proceeds of this offer will go to the clubs scholarship fund.