[amsat-bb] Re: HRD Satellite Tracking - Technology Preview

Joe Westbrook k7zt at suddenlink.net
Sat Aug 23 10:05:20 PDT 2008

The version of HRD that I use has a check box to allow manual tuning and it 
dosen't revert back to the HRD setting.

Works fine on my 847 and 817.

- Joe

----- Original Message ----- 
From: "David - KG4ZLB/MØZLB" <m0zlb at btinternet.com>
To: "Simon (HB9DRV)" <simon at hb9drv.ch>
Cc: <amsat-bb at amsat.org>
Sent: Saturday, August 23, 2008 9:56 AM
Subject: [amsat-bb] Re: HRD Satellite Tracking - Technology Preview

> Thanks Simon, I will give it a go.
> My comments about Doppler may have been in error, what I meant was the
> fact that HRD failed to keep up with the change in the satellites
> movement and it was also impossible to use the manual tuning function as
> it just reverted back to what HRD wanted it to be at - these points I
> brought up maybe two years ago on the help forums!
> I like using the satellite function of HRD as, apart from NOVA, I think
> it has the best user interface screen of any others I have tried!
> David
> Simon (HB9DRV) wrote:
>> Yes, you do *not* need to connect to a radio.
>> An advantage of splitting this code into its own executable is that I
>> can maintain it - with too much in the HRD executable it's just too
>> easy to change something in one area and break something else.
>> Re: Doppler - you can update Kepler files as often as you want, for
>> example download latest data every 15 minutes. Listening to CW beacons
>> on 70cms I hear (and see) no change in pitch at all, so the Doppler's
>> working!
>> Simon Brown, HB9DRV
>> www.ham-radio-deluxe.com
>> ----- Original Message ----- From: "David" <m0zlb at btinternet.com>
>> Simon,
>> Before downloading and trying it out can you tell me if the satellite
>> tracking program works without having the radio(s) connected? One of
>> the original versions of HRD that I used allowed me to check passes
>> etc without the need to have the radio in line - the latest version
>> was inoperable unless the radio was there. I stopped using HRD at this
>> point although the well documented problem with the non- functioning
>> Doppler compensation control was another factor.
> -- 
> *David*
> *www.kg4zlb.com <http://www.kg4zlb.com/>*
> *www.mØzlb.com <http://www.m0zlb.com/>*
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