Re: Topband: Fan dipole ruins 160 rx ?

2019-08-24 Thread Riccardo Negro
Hi all, no experience to share on the subject ? Thanks. Rik, IK2CAW Inviato da Samsung Note. _ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector

Topband: Fan dipole ruins 160 rx ?

2019-08-23 Thread Riccardo Negro
Hi all, I need your kind advice on a new antenna configuration. I am planning to add 80 and 40 to my 160 inv vee using a fan dipole configuration. Separation of 20 cm (at top) to 1m (at bottom) between each wire as reccomended at page 28 of the now unclassified Stanford Research Institute (SRI)

Topband: Advise for improving TX antenna

2019-03-20 Thread Riccardo Negro
Hi all, this was my first season on 160 and had a lot of fun: 70 dxcc, CW only, with 100 w and a 12m high monoband inverted vee (very quiet location in the mountain at 1000m altitude). Current rigs are: IC740 full filtered (very quiet), TS480 full filtered plus a TR7A and TS930. I am now

Re: Topband: Aluminium roof vs antenna performance

2013-10-20 Thread Riccardo Negro
installed looks exactly like the one here: http://www.gerardusa.com/steel-metal-roofing/products/barrel-vault On Friday, Oct 18, 2013, at Friday, 9:26 AM, Riccardo Negro wrote: Hi all, tomorrow I must decide which type of insulating system to be used under the tiles of my new roof

Re: Topband: Aluminium roof vs antenna performance

2013-10-20 Thread Riccardo Negro
. Then you could extend that radial field with some elevated radials if space permits. Grant KZ1W On 10/18/2013 9:26 AM, Riccardo Negro wrote: Hi all, tomorrow I must decide which type of insulating system to be used under the tiles of my new roof. Roof's structure is classic wooden

Topband: Aluminium roof vs antenna performance

2013-10-18 Thread Riccardo Negro
Hi all, tomorrow I must decide which type of insulating system to be used under the tiles of my new roof. Roof's structure is classic wooden and total surface is 220 square meters. Since there will be several antennas for 80 / 160 sorrounding the house I am wondering if using insulating panels