[TowerTalk] Cap for Brake delay unit.

Ron W8RJL youngron at verizon.net
Wed Apr 14 13:20:06 PDT 2010


NO = Normally Open,   NOT normally on.

Normally = non energized relay coil.

73,

Ron
----- Original Message ----- 
From: "Dennis Vernacchia" <n6ki73 at gmail.com>
To: "Tower and HF antenna construction topics." <towertalk at contesting.com>
Cc: <rollie4x4 at sbcglobal.net>
Sent: Wednesday, April 14, 2010 12:55 PM
Subject: Re: [TowerTalk] Cap for Brake delay unit.


> Ron,
>
> Thanks for the link to article on Brake Delay circuit for Ham II, III or 
> IV
> rotators.
>
> To clarify further for those hams not working in teh electronics industry,
> you might clarify the following....
>
> The schematic shows the relay contacts N.C. ( Normally Closed )
>
> But the description seems to indicate that the relay contacts are N.O.(
> Normally On )
> then CLOSE when brake lever is initially depressed
>
> Since many of us have adequate relays in our Junque inventories,
> please clarify which state the relay is in when not energized in case we
> substitute our own relays
>
> Also, can you tell us what the relay contact Voltage and Current ratings 
> are
> ?
>
> 73, Dennis N6KI
>
> On Wed, Apr 14, 2010 at 8:33 AM, ronald schmid 
> <rollie4x4 at sbcglobal.net>wrote:
>
>> They are easy to make if you need to
>>
>> http://forums.qrz.com/showthread.php?t=241675
>>
>> RON / N6DCN
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>>
>>
>>
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