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Re: TX Debug Steps?


 

It is tough to do much with some test equipment.? Everyone should have some kind of way to check the SWR at a minimum and that can be used as a rough guess as to the output.? Been in that shape many years ago.

To see if you have any output you can use the time honored way of a light bulb.?

For the ubitx you can use the small bulbs such as the tail light of a car.? I tried it just to see if it would work.? Depending on how much output you have it will light up the bulb somewhat, usually much less than the nominal 12 volt of a car.? Do not do this test very long, just a few seconds to see if the bulb will light.

The ubitx will probably blow the older # 47 and 2 D cell flashlight bulbs??
I am not sure if it would light one of the 5 to 10 watt 120 volt bulbs or not.

Just make sure it is a filament bulb and not one of the newer LED types.




On Fri, Jun 15, 2018 at 2:54 PM, W8SWG <ebay@...> wrote:
I have been running my uBitX very successfully using WSJT-X for about a week and now all of a sudden I cannot make any contacts at all.? I am still receiving perfectly I do not seem to be getting out even with close contacts.? The indicator says that it is transmitting and the heat sinks warm up but still no contact.

I am a noob and have almost nothing in test equipment except for a VOM.? Anyone have any suggestions?
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