[TowerTalk] Log Periodics for 40 through 10?
Steve Gehring
stevekz9g at verizon.net
Fri Oct 24 21:29:53 EDT 2003
Hi Pat,
The only LPA for amateurs that comes close to covering what you're looking
for is the 7-10-30LP8 'SKIP LOG' LPA by M2. Here are it's specs:
Model 7-10-30LP8 'SKIP LOG'
Frequency range 10 to 30 MHz continuous and a separate
frequency tunable from 6.6 to 8.6 MHz
Typical gain 6 dBd 10-30 MHz and 3 dBd @ 7 MHz
Front to back, Typical 15 dB 10-30 MHz and 6 dB @ 7 MHz
Beamwidth 65° E and 75° in H plane
Feed impedance 50 Ohms unbalanced into 4:1 Balun
VSWR 1.8:1
Input Connector SO-239 standard. N type available
Power Handling 3 kW standard, Higher available
Boom length and diameter 29.5 Ft X 3" X .125 wall
Maximum element length 46 Ft.
Turning radius 28 Ft.
Wind Area / Survival 13 Sq. Ft. / 100 MPH (125 MPH avail.)
Weight / ShipWt. 86 lbs / 100 lbs TRUCK ONLY
The M2 webpage is at: http://www.m2inc.com/
Or, you could go with a large, expensive, custom built LPA that covers
something like 5 to 30 MHz that's available from certain contractors, such
as Array Solutions. See webpage:
http://www.arraysolutions.com/Products/customsystems.htm
But, I doubt that you'll want to spend the money to put up such a LARGE
array - like Ft. Bragg did. Personally, I like the M2 skip log. I'm even
considering it.
73 and good hunting.
Steve, KZ9G
Bothell, WA
-----Original Message-----
From: towertalk-bounces at contesting.com
[mailto:towertalk-bounces at contesting.com] On Behalf Of Pat Masterson
Sent: Friday, October 24, 2003 12:20 PM
To: towertalk at contesting.com
Subject: [TowerTalk] Log Periodics for 40 through 10?
I'm looking for a log-p that has continuous coverage 40 to 10. I cant seem
to find any on the web. If you have any recommendations, please let me know.
thanks.. -pat
*---------------------------------------------------------------------------
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* Pat Masterson B38-01, Northrop Grumman, * Ham:KE2LJ
* South Oyster Bay Rd. Plant 1. * President Grumman
Amateur
* Bethpage, NY 11714 * Radio Club WA2LQO
* email: bat at grumman.com Fone: 516-346-7125 * www.qsl.net/wa2lqo
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