the wire for the quad must have much strength and must have NOT much weight. These are what we want. The wire of LBA is perfect for this purpose but the strong point of this antenna is the way it hun
I bought a used r7 ant produced around 1992. The manual in cushcraft's site is not scanned well and i can't read all the numbers. Beside on this my ant has a bigger piece than these in this manual. H
I know that all(?) steppir's in Greece have this problem and i have heard that everyone buys a new one replace the rubber boots with teflon (not sure). Ofcourse is one of the best antennas even it is
I have an analyzer mfj259. I am very happy with it but i think that i have not searched all of its features. For example, i recently learnt that i can use it to find coax loss. I know that maybe it w
I had mine (LBA quad) on this height (20 feet) for a long time. No problem except the high angle. I would say that the ant performs 100% until 5000 km and it is working 80% over there. The difference
My club has a Cushcraft X7 antenna. This antenna has bought new in 2004. Unfortunately the original manual has lost. We need to resassemble the antenna and we are not sure how is better to do it. I h
Hello to all... I want to protect from lightning and static charges my rotator cable as a controller cable for a switch. I have seen some solutions in DXengineering but i would prefer a reliable home
Tnx all for your help. I like the Grant's idea with TVS. I use a yaesu g1000 rotor and my control cable uses 12v. Grant can you help me what exactly i need to buy? Mouser is good for me. If i have un
A friend of mine was needed to change the "balun" of his LBA quad recently (a year ago). I called Mike WB3ECM who was constructed these antennas to find a replacement. He told me that he is retired n
A friend of mine, SV1EBV, has a KENPRO KR-600RC rotor. This has a broken bearing with number 7501-005 Do you know if i can find this part anywhere? 73 Kostas SV1DPI __________________________________
Hello to all I am trying to make stubs for my club and i need your help. We have 2 ant: one is x7 (10, 15, 20) and the other one a exp14 with 40m kit (10, 15, 20, 40). What i have done until now is t
David tnx for quick reply. Ok with the switch and i can trim the stubs for the switch's length but can i connect more than one stub in one T-connector? To make that clear i have a switch with 4 posit
The control of our old HamIV rotor in my club (SZ1A) was damaged during CQ wpx cw. It seems difficult to repair so we are looking for a used controller shipped to NY. We can pay via paypal. We apprec
try youtube. It is impossible to program repeaters in memories if you don't see the video in youtube. 73 Kostas SV1DPI 3/2/2014 6:03 , / Hans Hammarquist : Anybody on the list that knows where I can
Let's say that the lightning will come until your arrestor. If the distance between the path arrestor-radio-ground is smaller that the distance arrestor-ground is possible the system will fail. So I
In my club we have a Cushcraft 40-2cd antenna. We are very satisfied with this antenna. Recently, one of our members, donated us a second 40-2cd. We have not a tall tower to put them in phase (the an
Loops elements have a hole for draining possible water from humidity, etc. Maybe the loops have installed with the hole upside. 73 Kostas SV1DPI 20/3/2018 17:21, Emir Memic : Hi Maybe someone can hel
I know it can be done without interference. In EP6T were I was a member, we were working the 1st day with a hexbeam on 10, 15 and 20m! Interference in k3 was less than an 1S unit! We used 4O3A triple
We had both in our club and exp14 is better than a3s. It is far better built also. Our antennas were original and not from mfj era 73 Kostas SV1DPI 21/9/2018 23:40, Rod Greene via TowerTalk : All, I