[altusmetrum] telemetrum above 35k ft

David Abmayr dwabmayrjr at gmail.com
Mon Aug 13 20:41:24 MDT 2012


Got it.

On Mon, Aug 13, 2012 at 9:21 PM, Geoff Hendrick <ghendrick at netpac.com.au>wrote:

> just checked my mail delivery option for this list and somehow it got set
> to disabled.
> can someone reply to this to see if i get it
> thanks
>
>
> On 13 August 2012 11:17, Geoff Hendrick <ghendrick at netpac.com.au> wrote:
>
>> Just wondering if someone can confirm actual altitudes above 35k ft (~10
>> km) tracked with the TM and its standard 1/4 wave  wire antenna and a yagi
>> on the rx side.
>>
>> I saved this comment a while ago but cant remember where i saw it:
>> "Tests performed at Altus Metrum have shown that a 3-element yagi antenna
>> yields good telemetry from rockets to 20 Km (65,600 feet) altitude, and
>> that a 11-element yagi antenna can receive telemetry from the TeleMetrum to
>> around 100 Km (62 miles)"
>>
>> Has anyone flown above 35k ft yet with a TM and maintained good reception?
>>
>>
>>
>>
>
>
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