Re: [Elecraft] Remoting KAT500 to base of antenna

2016-01-21 Thread Clay Autery
, __ Clay Autery On 1/21/2016 1:39 AM, Ian White wrote: > Compared with the value of the KAT500 inside the enclosure, a properly > engineered semi-permeable vent is a very good investment. __ Elecraft mailing list Home: http://mailman.q

Re: [Elecraft] KPA500 finals blown

2016-01-21 Thread Clay Autery
this AND you have verified that the amp is 100% operational and performing within specs. Thermal design is not a band-aid for ailing equipment. 73, __ Clay Autery On 1/21/2016 10:26 AM, Irwin Darack wrote: > I am not sure > if there is a way to add an addition extern

Re: [Elecraft] KPA500 finals blown

2016-01-21 Thread Clay Autery
edges, etc. The less dirt inside, especially on heat sinks, the better. But again... first step is to make SURE the unit is healthy and performing within specs. 73, __ Clay Autery On 1/21/2016 11:13 AM, Michael Cozzi wrote: > On the top of the amp install an additio

Re: [Elecraft] Long RS232 Runs - RS422

2016-01-21 Thread Clay Autery
This one is rated to 1250 meters... with CAT-3 cable (TELCO). Use better cable and proper terminations and you MIGHT be able to extend that a bit. Add an inline amp/repeater, and the distance could be extended to... well... a long way... How far you need to go? 73, __ Clay

Re: [Elecraft] Remote KAT500

2016-01-21 Thread Clay Autery
you install the gland housing on the box, seal it properly as extra insurance. Using glands will ALSO avoid the additional insertion loss and potential point of failure of adding an additional connector, jumper wire, and moisture ingress on the feedline(s), etc. Feel free to email me direct... 73

Re: [Elecraft] Remote KAT500

2016-01-21 Thread Clay Autery
On 1/21/2016 4:44 PM, Fred Jensen wrote: > 1. From an Elecraft engineer [who I happen to know quite well]: The > AUX cable is probably not a good choice to extend. In addition to > voltage and RFI issues, there are timing constraints on those > circuits. I can do what I need with RS-232. LOL!

Re: [Elecraft] KX3 power supply

2016-01-18 Thread Clay Autery
And you could always put together a little inline circuit to drop the voltage down to 13.8-14.1 or so... 73, __ Clay Autery On 1/18/2016 3:17 PM, John Kramer wrote: > Thanks for the info Bob, and it’s reassuring to see that the KX3 has > protection for > ove

Re: [Elecraft] OT antenna question -- solved, soon to be fixed

2016-01-14 Thread Clay Autery
ic_connector.htm If I'm way, way off base, please educate me. I'm on this list to learn. 73, __ Clay Autery (testing 02/20/16) __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http

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