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Author Topic: Altai gdo mod  (Read 1282 times)

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Offline p.larnerTopic starter

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Altai gdo mod
« on: October 10, 2023, 11:20:19 am »
have this old altai gdo with all the coils,the dial frequency markings are too course for acurate measurements,can a frequency counter be added to show the exact frequency of the dip?.
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Offline p.larnerTopic starter

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Re: Altai gdo mod
« Reply #1 on: October 12, 2023, 09:32:41 am »
anyone?
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Offline Hamelec

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Re: Altai gdo mod
« Reply #2 on: October 12, 2023, 04:28:32 pm »
..deleted.

because: no response - so help yourself
« Last Edit: October 14, 2023, 07:08:48 pm by Hamelec »
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Offline geggi1

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Re: Altai gdo mod
« Reply #3 on: October 12, 2023, 04:54:25 pm »
Assuming you are a HAM and having a transceiver with CW you can zero-beat the GDO with your transceiver.
It is also possible to use a counter but you must be carefull to not overload the oscillator because it might go out of oscillation.
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Offline Hamelec

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Re: Altai gdo mod
« Reply #4 on: October 12, 2023, 05:53:42 pm »
deleted.
« Last Edit: October 14, 2023, 07:09:13 pm by Hamelec »
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