Thursday, May 29, 2008

New Low-Profile 440 Repeater On The Air

Ed, Yeary, W4TEY, is currently hosting the W4HKL 443.950 repeater (positive offset - no tone) atop his tower for the time being. 

 

The repeater consists of a GE Mastr Exec II converted by Henry Hamblin, WB4IVB.  My advice, if you are looking for a clean repeater build that works right the first time, is to contact Henry and see when he could build up a repeater to your specs. 

The W4HKL repeater consists of components similar to the ones pictured below:

GE_Mastr_Exec_II_small

GE Mastr Exec II Mobile Repeater Prior To Conversion

1.2_UHF_before

Duplexers Similar To The Ones Used On 443.95

 

I'll have pics up of the actual finished setup when I get everything mounted in it's travel case.  the 443.950 repeater is meant to provide HT quality coverage for most of North Claiborne County with the addition of Middlesboro and Rose Hill, VA as well.  Coverage is approximately from Speedwell to Rose Hill... and from the Pilot north of Middlesboro to just south of Dogwood Heights (before heading down the hill into Tazewell.

Battery backup is planned in the upcoming months. 

It is hoped that a site covering the majority of Claiborne County will eventually be located... or that a second repeater can be linked to 443.950 which will provide combined county-wide coverage.  Should a suitable site in Claiborne Co. not be available, the repeater may become coordinated for White Oak Mountain in Middlesboro Kentucky - perhaps using a pair of phased Yagis to deliver more concentrated coverage into North Claiborne County and Powell Valley. 

Testing of this repeater has commenced on 5/29/08.  Initially, the repeater will be turned of between the approximate hours of 11:30 pm and 8:00 am until a dedicated repeater antenna can be mounted which will hopefully eliminate the current disruption of W4TEY's nightime scanner listening!

 

W4HKL

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