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hertzian


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Username hertzian
Member Since 2009-05-28 02:40:10
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Latest Forums Posts From hertzian

Date Post
2019-03-23
5:16:23 pm
Battery Only 3 Months Old

Quality chargers do indeed shut off, but for the best long-term usage, the problem is li-ion batteries don't like to be at full charge (even out of th
2019-03-21
4:35:19 am
RA0SMS vs PA0RDT Active Mini Whip - RA0SMS is Very Noisy - Why?

BTW - your antenna pics ...

I forgot what forum I saw it on where you posted a pic of your setup. Is your SMS / RDT still mounted just outside of th
2019-03-21
4:14:53 am
RA0SMS vs PA0RDT Active Mini Whip - RA0SMS is Very Noisy - Why?

Well from what I've read, the SMS may be even hotter than the RDT. Which means perhaps that when using the SMS one should decrease the receiver's rf-
2019-03-12
6:54:37 pm
Choosing a linear power supply for rx-only

Yep - and a star lock washer for the case ground if it uses that. Not just for mechanical integrity, but to "bite" into the metal for a solid contact
2019-03-12
6:43:05 pm
AOR supplies this expensive receiver with a cheap noisy switching power supply.

The noise from a switching supply comes not only from direct radiation, but also being fed back into a MUCH bigger antenna - all your house wiring.

W

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