2017年5月1日 · Unless you have a mag loop with remote tuning, attic mounting is a non-starter. They are typically very high Q and simply do not have the bandwidth to cover any of the bands completely. Even then, since the "rough tuning" is mainly accomplished by listening to the noise level from the receiver as you turn the capacitor for a peak, doing so without the receiver near you as you tune would be ...

2012年4月9日 · It is rough, but it does works fairly well for apartment living...for the most part I can work most repeaters on 5 watts or less. Eventually get a pic of my Impala install up.

2020年4月17日 · Your biggest issue with running an amp will be a sufficient power supply, which can end up costing as much as your rig. For them, a 3 element beam would be ideal, but any base antenna would be better than a mobile antenna. For you, something like the MFJ-1622.

2024年8月9日 · ...I have a question concerning indoor active antenna choices: does anyone own, or is familiar with, or has seen reviews of MFJ-1022 or MFJ-1020c active...

2005年1月15日 · I have used an MFJ apartment antenna mounted to the eve of my house to receive HF comms. It works better than I expected it too. Price 99.95 http://www.mfjenterprises.com/products.php?prodid=MFJ-1622 K

2025年2月20日 · I have an issue with the FT991A tuning my antennas thru an MFJ coaxial antenna switch. It will not even attempt to tune either one. I tried another switch (also MFJ) and I have the same problem. Does anyone else have a problem tuning an antenna thru a switch, or is it because it is "MFJ" ?

2017年5月1日 · For discussion of all amateur band designed antennas and related accoutrements. This includes base, handheld, mobile and repeater usage. For commercial antennas on the amateur bands please use Commercial Radio Antennas below. Prev 1 … 46 47 48 49 50 … 94 Next Filters A Rf Exposure with a mag loop, and MFJ 1622, Buddistick effectiveness ...

2025年2月20日 · So, depending on which MFJ switch you got, some of them connect the radiating element to the ground, which combines it with the RF grounds on all your antennas together. The ones with so-called built-in "lightning protection" do this.

2023年6月2日 · Radiating element a few inches from your brain/eyes. Might be why there isn't a UHF or 7/800 version. Let's talk about this. The FCC issued new RF exposure rules in Report & Order 19-126 released May 3, 2021. The R&O went into effect May 3, 2023. The new rules generally apply to amateur radio...

2017年6月19日 · For discussion of all amateur band designed antennas and related accoutrements. This includes base, handheld, mobile and repeater usage. For commercial antennas on the amateur bands please use Commercial Radio Antennas below.