[Mobile-Portable] 101zd mobile issue

K0DAN k0dan at comcast.net
Tue Aug 21 22:51:28 EDT 2007


Are you saying that you're trying to use one of those portable jumpstart 
battery/power supplies? That might be good enough to run your TUBE rig for 
for a few minutes. Even a solid state rig wouldn't run a whole lot longer 
without it being contino\uously recharged. Me believes you don't have nearly 
enough battery to start with, your prior posts suggest the wiring was 
undersized, and you're losing what little energy you have by trying to 
invert it up to 120VAC. Unless I'm missing something here, you're not gonna 
have success with this approach.

At a minimum you need the vehicle battery (which can be recharged by the 
alternator), direct battery connection with big wires (#8 or better), and a 
bigger inverter or (better) a power supply specifically for that rig or 
(better yet) a solid state rig which will greatly reduce all the power 
difficulties and kludging you're now doing.

I admire your tenacity, and suspect you don't like what I'm saying, but 
that's my $0.02.

Good luck OM.

73
Dan
K0DAN

----- Original Message ----- 
From: "Scott Oakland" <soakland at verizon.net>
To: "Mobile-Portable Reflector" <mobile-portable at mailman.qth.net>
Sent: Tuesday, August 21, 2007 7:52 PM
Subject: Re: [Mobile-Portable] 101zd mobile issue


> Hi Art - I'm not using the car battery (2003 Honda Civic) - I'm using an 
> auxillaiy "jumper battery" that supposed to give 1000 amp hours. I notice 
> it is fine when fully charged - I just tried it in the house and the 
> inverter beeped the warning signal but didn't shut down on transmit. So is 
> the answer to be sure the battery is fully charged and get a larger 
> inverter? If so what size?
>
> Tnx
> Scott
>
> Art wrote:
>> Scott- what make and model car is this going into?
>> Art-KC2RNA
>>
>>
>>
>> Scott Oakland wrote:
>>> Hello:
>>>
>>> Well I have another issue guys. It seems that that my jump battery has 
>>> discharged rather quickly and now the inverter is acting up again. 
>>> Beeping and shutting down (fault). Should I replace the 300W inverter 
>>> with a larger unit (1000W)? Please note that I realize that I really 
>>> need the Yaesu DC-DC Converter for the 101ZD which I have not been able 
>>> to find anywhere. So that is why I am trying to go with the inverter. 
>>> When I bring everything to the car it is worse. Maybe I need to make 
>>> sure my SWR is low enough on my antenna? Or maybe I need a larger 
>>> battery AND larger inverter? I seem to be going nowhere fast. Any help 
>>> appreciated.
>>>
>>> Tnx
>>> Scott
>>>
>>
>> ----
>> Your Moderator: Dick Flanagan K7VC, mobile-portable-owner at mailman.qth.net
>>
>
> -- 
>
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>
> �The vigor and power and comfort of our spiritual life depends on our 
> mortification of deeds of the flesh�
>
> John Owen
>
> ----
> Your Moderator: Dick Flanagan K7VC, mobile-portable-owner at mailman.qth.net
> 



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