
( Brand: Mfj ), ( Part Type: Tuner )
The MFJ-904 Travel MFJ 10-80m Tuner is a compact and versatile product designed for amateur radio enthusiasts who love to explore the vast world of HF frequencies. This tuner, manufactured by MFJ Enterprises, is known for its robustness and ease of use, making it an ideal companion for both beginners and seasoned hobbyists.
The MFJ-904 is a 10-80m tuner, which means it can cover a wide range of frequencies from 18 MHz to 3.5 MHz, making it suitable for various Amateur Radio bands. It is a paddle-controlled automatic antenna tuner, allowing for hassle-free tuning during operation. The paddle is ergonomically designed for comfortable use, even during prolonged operation.
One of the standout features of the MFJ-904 is its lightweight and portable design. Weighing just 1.6 pounds, it is easy to carry around, making it perfect for field operations or when traveling. Despite its small size, it does not compromise on performance. It delivers up to 3 kW of power, ensuring that it can handle even the most demanding radio setups.
The MFJ-904 is built with high-quality components, ensuring reliable operation and durability. It features a large LCD display that provides clear and easy-to-read information, including the SWR, power level, and tuning status. The tuner also includes a built-in test switch for quick and easy verification of the antenna system.
In terms of connectivity, the MFJ-904 features a balanced 50 Ohm output, which can be connected to almost any radio, including solid-state, tube, and linear amplifier setups. It also includes a 50 Ohm coaxial input for direct connection to the radio.
In conclusion, the MFJ-904 Travel MFJ 10-80m Tuner is a must-have tool for any amateur radio enthusiast. Its wide frequency range, powerful performance, portable design, and user-friendly interface make it an excellent choice for both on-the-go and stationary uses.
Pros of MFJ-904 Travel MFJ 10-80m Tuner:1. Portability: The MFJ-904 is a compact and lightweight device, making it easy to carry around for field operations or travel.
2. Versatility: This tuner can cover a wide range of frequencies from 1.8 to 54 MHz and 10 to 80 MHz, making it suitable for various types of radio communications.
3. Durable construction: The MFJ-904 is built to withstand rough handling and harsh environmental conditions, making it a reliable choice for outdoor use.
4. Affordable price: Compared to other high-end tuners, the MFJ-904 is a cost-effective option for hobbyists and professional radio operators.
Cons of MFJ-904 Travel MFJ 10-80m Tuner:1. Limited power handling: The MFJ-904 has a power handling limit of 100 watts, which may not be sufficient for high-power radio stations.
2. Limited display: The tuner has a small LCD display, which may make it difficult to read in bright sunlight or in low-light conditions.
3. Limited features: The MFJ-904 is a basic tuner and does not have advanced features such as memory banks, automatic tuning, or remote control capabilities.
Conclusion:The MFJ-904 Travel MFJ 10-80m Tuner is a great choice for hobbyists and amateur radio operators who are looking for a portable and versatile tuner at an affordable price. Its compact size, wide frequency range, and durable construction make it an ideal option for field operations and travel. However, its limited power handling and display may not be suitable for high-power radio stations or for operators who require advanced features.
Recommendation:If you are a hobbyist or an amateur radio operator who needs a portable and versatile tuner for field operations or travel, the MFJ-904 Travel MFJ 10-80m Tuner is a great option. Its compact size, wide frequency range, and durable construction make it a reliable choice for outdoor use. However, if you require advanced features or have a high-power radio station, you may want to consider other options with more advanced features and power handling capabilities.
No ac adapter or. Then got a new hf rig with a tuner built in the radio.
This meter works fine. Only what is pictured is included.
It measures 7 x 2 x 2 inches.
Review the pictures below carefully. Push button selects forward reflected power in and 30 6 watt ranges. Manual the Mfj 904 includes a cross needle Sr watt meter that shows Sr, forward, and reflected power all at a glance.
Any questions please feel free to ask.