Jorge,
I also have a 4170 and it does do TDR without any additional software or
hardware. The user manual has several pages on how to use the 4170 as a TDR.
Jim Bennett / W6JHB
Folsom, CA
> On Nov 23, 2015, at 5:03 PM, donovanf@starpower.net wrote:
>
> Hi Jorge,
>
>
> The AIM4170 has TDR capabilities. I don't own an AIM470, but
> surely someone on the Topband reflector can help you use it
> as a TDR.
>
>
> 73
> Frank
> W3LPL
>
> ----- Original Message -----
>
> From: "Jorge Diez - CX6VM" <cx6vm.jorge@gmail.com>
> To: donovanf@starpower.net
> Sent: Monday, November 23, 2015 11:56:32 PM
> Subject: RE: Topband: fixing beverage
>
> Hi Frank
>
> I google and the first option was Campbellsci.es
>
> In 5 minutes the CX representative emailed me and told me that is a very very
> expensive toy for my use :-)
>
> I have the AIM4170, will do this job? I use the software AIM_852.exe I need
> another software or this is OK?
>
> Thanks,
> Jorge
>
>
> -----Mensaje original-----
> De: Topband [mailto:topband-bounces@contesting.com] En nombre de
> donovanf@starpower.net
> Enviado el: lunes, 23 de noviembre de 2015 06:51 p.m.
> Para: topband@contesting.com
> CC: dl8yhrfrank@aol.com
> Asunto: Re: Topband: fixing beverage
>
>
> Hi Frank,
>
>
> My TDR is nearly fifty years old, but still it works great.
>
>
> Array Solutions sells more modern multi-functions devices that are perform
> very well as a TDR. Here's an example display from Array Solutions' web site:
>
>
> https://www.arraysolutions.com/images/AIMuhf-TDR-fig1.png
>
>
> The display for a Beverage looks very similar, you can see every component
> from the shack to the termination resistor.
>
>
> 73
> Frank
> W3LPL
>
>
> ----- Original Message -----
>
> From: dl8yhrfrank@aol.com
> To: donovanf@starpower.net
> Sent: Monday, November 23, 2015 9:20:55 PM
> Subject: Re: Topband: fixing beverage
>
> where can i get such toy?
>
>
>
>
>
>
> -----Urspr ngliche Mitteilung-----
> Von: donovanf <donovanf@starpower.net>
> An: TopBand List <topband@contesting.com>
> Cc: Jorge Diez - CX6VM <cx6vm.jorge@gmail.com>
> Verschickt: Mo, 23 Nov 2015 9:39 pm
> Betreff: Re: Topband: fixing beverage
>
>
>
>
>
> A Time Domain Reflectometer is one of the best tools to verify
> the proper performance and isolate faults of a Beverage and many
> other types of antennas.
>
>
> In the case of a Beverage, the TDR allows you to see every
> component of the antenna system from the ham shack all the way
> to the termination resistor. If anything fails you can almost
> always walk directly to it with the needed replacement parts and
> tools in hand.
>
>
> 73
> Frank
> W3LPL
>
> ----- Original Message -----
>
> From: "Jorge Diez - CX6VM" < cx6vm.jorge@gmail.com >
> To: "TopBand List" < topband@contesting.com >
> Sent: Monday, November 23, 2015 8:29:15 PM
> Subject: Re: Topband: fixing beverage
>
> Thanks all you guys for the help
>
> Will do this tests and see what is wrong
>
> 73,
> Jorge
> CX6VM/CW5W
>
> -----Mensaje original-----
> De: Tom W8JI [ mailto:w8ji@w8ji.com ]
> Enviado el: lunes, 23 de noviembre de 2015 02:35 p.m.
> Para: Jorge Diez - CX6VM; 'TopBand List'
> Asunto: Re: Topband: fixing beverage
>
>>
>> I notice that my USA beverage is lower in 3-4 S units that some weeks ago.
>
> 5-20 dB. Depending on receiver and where it is at on the S meter.
>
> That has to be a poor connection, open, or short between the receiver and the
> Beverage transformer end of the Beverage. It cannot be at the termination
> end.
>
>
>> At simple view all seems to be OK. I think the coax is not the
>> problem, because if I have a problem in the coax, will be completely deaf,
> right?
>
> No. Coax can do this. It happens all the time. Especially at connectors.
>
>>
>> So this can be the cause of a problem in the end resistor or maybe in
>> the transformer? I use in this beverage a WX0B beverage boxes
>
> It can not be at the end resistor termination.
>
> The problem is if you disturb something it will often start working. You need
> to
> carefully check one thing at a time. Many times, if not most times, this is
> corrosion or tarnish on the center pin of the coax. Sometimes it is a broken
> wire, or a bad part from lightning or water.
>
> The best way to test it is with an SWR meter and do a frequency sweep from
> the
> house, before you touch the antenna or any outside connections. The frequency
> of
> either adjacent major dips in SWR or impedance will allow you to calculate
> exactly where the problem is. The MFJ analyzer will do this within a few
> feet,
> even on a 1000 foot cable, by using distance to fault.
>
> 73 Tom
>
>
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