[TowerTalk] up/down switch needed for US Tower HDX589

K6UJ Bob Harmon k6uj599 at gmail.com
Sat Nov 26 12:13:40 EST 2016


Patrick and Rick,

I found one on line,  on Amazon, rated for 15amps.  Ordered it, it will be
here monday.  As you said, I  don't  need the high current rating but with
Amazon prime it cost a little over $8 and free shipping.  Easy decision,
hihi.

Bob
K6UJ

On Sat, Nov 26, 2016 at 8:26 AM, Patrick Greenlee <patrick_g at windstream.net>
wrote:

> Sure, the existing switches ratings are above the minimum requirement
> but...
>
> An argument in favor of higher than needed current switching capacity in
> this application is that with commonly available switches the heavier
> current switching switches are often more physically robust. There is no
> functional penalty for going for higher ratings than needed. A couple bucks
> "invested" in a more robust switch could very well be a wise investment.
> But then I'm a belt and suspenders guy when it comes to specs and don't
> like to "cut it close."
>
> Patrick        NJ5G
>
>
> On 11/26/2016 10:13 AM, Richard (Rick) Karlquist wrote:
>
>> That switch merely controls relay coil current.
>> The relays do the heavy work.  You don't need
>> a lot of current rating.
>>
>> Rick N6RK
>>
>> On 11/25/2016 3:24 PM, K6UJ Bob Harmon wrote:
>>
>>> The up/down switch on the control box for my US Tower HDX589-MDPL needs
>>> to
>>> be be replaced.  I may call US Tower next week and see if they have a
>>> replacement switch but I removed it and it doesn't look to be anything
>>> special.  I'm pretty sure it is a 3-pole double throw toggle switch.
>>> Its hard to read the info on the switch but it looks like it is rated for
>>> 10A 250VAC  and 15A 120VAC.  Cant make out the other info.
>>> Anyone replace one of these ?  I dont have the schematic for the
>>> control box which would help to figure it out.
>>>
>>> Bob
>>> K6UJ
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