MFJ MFJ-911 Balun Unbal Watts 4/1 300

( Brand: Mfj ), ( Manufacturer Part Number: MFJ-911 )

Review MFJ 4/1 Balun unbal 300 Watts

The MFJ-911 Balun-Unun is a high-performance balun designed for use with antennas and transceivers. This device is specifically designed to handle up to 300 watts of power, making it an ideal choice for amateur radio operators and other users who require a reliable and powerful balun solution.

The MFJ-911 Balun-Unun is a 1:1 balun, which means it is designed to match the impedance of a balanced antenna system to that of an unbalanced coaxial cable. This is important because coaxial cables are commonly used in radio systems, but they are inherently unbalanced. By using a balun to match the impedance, the performance of the antenna system can be improved, and the risk of interference and signal degradation can be reduced.

The MFJ-911 Balun-Unun is constructed using high-quality materials, including a ferrite core and copper windings. This ensures that the device is able to handle the high power levels that it is rated for, while also providing excellent signal transmission and reception. The device is also compact and lightweight, making it easy to install and use in a variety of different applications.

One of the standout features of the MFJ-911 Balun-Unun is its easy-to-use design. The device features a simple screw-on connector, which allows it to be easily attached to both the antenna and the coaxial cable. This makes installation quick and straightforward, even for users who are not experienced with radio equipment.

In addition to its robust construction and easy-to-use design, the MFJ-911 Balun-Unun also offers excellent performance. The device has a low SWR (Standing Wave Ratio) of less than 1.2:1, which means that it is able to effectively match the impedance of the antenna system to the coaxial cable, reducing signal loss and improving signal quality.

Overall, the MFJ-911 Balun-Unun is a high-performance 1:1 balun designed for use with antennas and transceivers. Its robust construction, easy-to-use design, and excellent performance make it an ideal choice for users who require a reliable and powerful balun solution. Whether you are an amateur radio operator or a professional radio user, the MFJ-911 Balun-Unun is a device that you can trust to deliver reliable and high-quality performance.

1. High power handling capability: The MFJ-911 Balun-Unun can handle up to 300 watts of power, making it suitable for high-power amateur radio operations.

2. Wide bandwidth: The MFJ-911 Balun-Unun has a wide bandwidth that allows for use on various amateur radio bands.

3. Versatile: The MFJ-911 Balun-Unun can be used with different types of antennas, such as dipoles, verticals, and yagis.

4. Easy to install: The MFJ-911 Balun-Unun is designed for easy installation and can be mounted on a mast, tower, or antenna support.

5. Durable: The MFJ-911 Balun-Unun is made of high-quality materials, ensuring long-term durability and reliability.

1. Expensive: Compared to other baluns on the market, the MFJ-911 Balun-Unun is relatively expensive.

2. Bulky: The MFJ-911 Balun-Unun is quite large and may not fit in smaller spaces.

3. Limited adjustability: While the MFJ-911 Balun-Unun has a wide bandwidth, it does not have adjustable settings for fine-tuning, which may be a limitation for some users.

The MFJ-911 Balun-Unun 300 Watts MFJ is a high-quality balun that can handle high power and is suitable for various amateur radio operations. Its wide bandwidth and versatility make it a popular choice among ham radio enthusiasts. However, its high price and bulky size may be a drawback for some users. Ultimately, the decision to purchase the MFJ-911 Balun-Unun depends on an individual's specific needs, budget, and space constraints.

If you are looking for a high-power balun that can handle various amateur radio operations, the MFJ-911 Balun-Unun 300 Watts MFJ is a great option. Its wide bandwidth and durability make it a reliable choice for long-term use. However, if price is a concern, there are other baluns on the market that may be more budget-friendly. Ultimately, it is essential to consider your specific needs and do your research before making a purchase.

Details:

Only used for a few months when I had place and space it, now don't have the antenna.

part #: mfj-911 price

• $49.99

specifications hamamateuradio:

• brand: Mfj
• mpn: Mfj-911

Payments hamamateuradio:

• PayPal

General hamamateuradio:

• Ham, Amateur Radio > Other Ham Radio Equipment
• condition: Used
• in stock: Yes

Offer hamamateuradio:

• min. bid: $10.00
• Started: October 22, 2018, 5:30 pm
• quantity: 1
• Sold: 0
• bids: 0
• best offer: false

Shipping hamamateuradio:

• type: Calculated
• cost: $13.65
• handling: 3 days

Ratings:

1. Good buyer,prompt payment,nice to deal with! 10-16-18
2. Quick response and fast payment. Perfect! THANKS!! 10-19-18
3. Hope to deal with you again. Thank you. 10-16-18
4. FastA Wish to do business again! A 10-15-18
5. Thank you for an easy, pleasant transaction. Excellent buyer.. 10-12-18

Seller hamamateuradio:

• rating 10-22-18: 100.0%
• city: Fallon, Nevada
• zipcode: 89406
• # feedbacks 10-22-18: 565

Returns hamamateuradio:

• policy: no returns

Mfj MFJ-911 Is Similar To:

• 262b Mfj High Precision Dummy Load With Connector Watts (27.8% similar) MFJ-262B high precision dummy load, dry, 200 watts 35 dc new, in original packaging, unused. Its made with copper flanges and bro ceramic for incredible lowest thermal resistance capacitance a heavy duty, black, finned aluminum construction air cooled heat sink will give you years of dependable ...(February 8th, 2019)
• Doeh Not Apply Mfj Ssb Radio To Watts Only (33.9% similar) You can adjust power out with mic giant is on frequency and stable after about 1 to 2 Minot solid state look at pictures. Nice working shape easy way to get on 2 meter sabot actually works good for the price pared with power mic that comes it...(January 20th, 2019)
• Mfj-1620t Mfj Meter Mobile Hamtenna Whip Watts (47.6% similar) MFJ-1620T ham-Tenn mobile whip antenna - this Mfj 20 meter mono band hasten makes hf moiling fun and easy. Mfj will repair or replace at our option your ham-Tenn no matter what for one full year. They're small, lightweight, efficient, and super easy-to-use. Each is ruggedly constructed. New old ...(November 14th, 2018)
• Mfj-1899t Mfj Antenna For Meters Thru Watts 0650619020007 (40.5% similar) Has NBC connector. MFJ-1899T multi-band antenna 80 meters thru 6 work DX walking about. The whip unscrews from 12 inch base loading coil. This Mfj walkabout antenna is designed for the FT-817 and other qr prigs. Handles 25 watts . It is ultra-compact for easy traveling. I don't sell used or ...(April 19th, 2018)
• Mfj-260 Mfj Watts Dry Dummy Load Enterprises Usa Bid Is For (36.8% similar) Of starkly, ms. Bid is for the pair, 2-PIECES, 300-WATT dry dummy load, model MFJ-260 by Mfj enterprises, inc. USA, used with ham communications radio and other equipment. They are untested company surplus, but show no signs of damage or issue...(August 12th, 2018)
• Mfj-260b Mfj Enterprises Watts Dry Dummy Load For Ham Radio Operations (32.2% similar) Please look at pics. MFJ-260B 300 watts dry dummy load used input MHz...(September 27th, 2018)
• Mfj-29100h Mfj Balun For Quad Or Delta Loop (43.3% similar) Has a superbly effective 1:1 current balun for transition from balanced element to coaxial line. This is the correct matching balun to get a match your 50 ohm coax from 100 antenna. Mfj says it is good for 1500 watts , but I'm not so sure, looks like would be watts to me. From Mfj blurb - this ...(March 22nd, 2019)
• Mfj-911h Mfj Balun Unun Switchable 650619002188 (43.8% similar) I don't sell used or refurbished equipment. Transforms 200 or 50 ohm balanced unbalanced loads to ohms. Transmission line transformer using low-permeability ferret cores gives amazingly flat response 8 to 30 MHz. MFJ-911H balun unbal, switchable unbalanced, 1:1 or 4:1, 10-160M, 300W switchable, true...(January 15th, 2018)
• Mfj-919 Mfj New Hf Current Balun Mhz For Dipole Antenna (36.1% similar) Transmission line transformer construction using 100 ohm characteristic impedance gives flat meter response. 8 - 30MHZ 4:1 current balun with SO-239, handles 1500W 1500 watt balun the MFJ-919 is a true balun antenna insulators that transforms 200 ohms to 50. Large low permeability ferret cores ...(February 12th, 2019)
• Mfj-994b Mfj Antenna Tuner Intellituner Automatic Desktop Watts (37.5% similar) This offer is for a Mfj interlinear automatic antenna tuner. This is the MFJ-994B full 600 watt tuner. Shipping is to the USA only. I purchased it a almost year ago to use with my amplifier but now have high gain tower antenna and the Sr is on all bands so no longer need tuner works great. The tuner...(December 9th, 2018)
• 1.8-30 Mfj-901b Mfj 901b 200 Watts Pep Versa Tuner Mhz Made In America (36.8% similar) Mfj 901B 200 watt versa tuner in like new condition, very little use in original box...(February 10th, 2016)