Thread: FLARM Range
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Old June 16th 15, 03:26 AM posted to rec.aviation.soaring
John Carlyle
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Default FLARM Range

Just to muddy the waters further, I got 50% increase in range running my same config file (with the exception of changing to protocol 7 from 6) with the new firmware AND a new PowerFlarm Core. All antennas were identical, just the hardware, firmware and protocol change were made.

-John, Q3

On Monday, June 15, 2015 at 8:58:50 PM UTC-4, Andy Blackburn wrote:
I was pretty surprised as I didn't think the config file would have , but there are some small differences in parameters that should not have any effect that I would predict. There was a change in the protocol from 6 to 7 - apparently that is important but I just put it in by rote copying as I have not read the spec. I didn't keep track of the config file from last year as I tried a lot of things to get PCAS nuisance alarms to go away. It was either this file ('Before', below) or one pretty close to it.

-- bigsnip

It works now and it clearly didn't before - every flight showed range of ~1km immediately after changing to FW v6 and every flight since reconfig has shown the same range I had last year, prior to FW v6 upgrade (~8.5 km). The comparison I posted was two consecutive days at a contest flying with the same 17 gliders, so while there are always subtle differences in who you are flying close to and at what combinations of angles, it's about as close to a controlled experiment as you are going to get.

I have heard talk and read posts from other pilots reporting range problems after upgrading to FW v6, so I thought I'd post what worked for me.

Andy
9B