[Elecraft] Power Poles...

Eugene Balinski eugeneb at nni.com
Mon Jun 28 12:25:46 EDT 2010


One method to avoid confusion is to use different color
power poles for different supply voltages    red-black for
13.5V,   green-black for 24V,  White-black for 5V, etc

Many sites sell the various color options.    

73
K1NR

K2 SN 6k...   


On Mon, 28 Jun 2010 10:48:20 -0500
 Grant Youngman <nq5t at tx.rr.com> wrote:
> That was the point.
> 
> The other point was -- How hard is it to build a power
> pole connector, put it together properly,  and LABEL the
> darn thing to avoid disasters like plugging a 24v supply
> into a 12v radio?  :-)
> 
> Grant/NQ5T
> 
> 
> On Jun 28, 2010, at 10:38 AM, Tom W8JI wrote:
> 
> > 
> > ----- Original Message ----- From: "Grant Youngman"
> <nq5t at tx.rr.com>
> > To: "Elecraft Email" <elecraft at mailman.qth.net>
> > Sent: Monday, June 28, 2010 10:29 AM
> > Subject: Re: [Elecraft] Power Poles...
> >> It would also be simple enough for the manufacturers
> to solve the polarity problem by using a bridge rectifier
> at the power input, although that has a definite downside
> as well.
> >> 
> > 
> > It sure does have a downside. The 1.4 volts drop would
> seriously hurt the maximum low-distortion power output.
> 13.8 volts is bad enough for clean SSB at the 100 watt
> level. 
> 
>
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