[accesscomp] Re: notes on wireless keyboard

  • From: Mike Pietruk <pietruk@xxxxxxxxx>
  • To: accesscomp@xxxxxxxxxxxxx
  • Date: Sat, 24 Apr 2010 19:57:57 -0400 (EDT)

Bob 

By extending the range, I mean, as you suggest, in the direction where the 
extension cable is laid.  This requires the use of what are called active 
extension cables, not aa plain vanilla one.
Using a cable or a series of cable, you can bring the signal to a place 
where  it is needed and wouldn't otherwsie be received.  Of course, this 
would eliminate it being received somewhere else.

One other point that I have found with cordless keyboards.  Sometimes, 
distances are effected by placement of the receiver.
So, when one first sets up these things, a bit of experimentation may be 
required to get reception where one wants it.

I will have to keep that MSFT model in mind as it certainly sounds very 
usable.



Do not withhold good from those to whom it is due,
         When it is in your power to do it.
--Proverbs 3:27 (NASB)
On Sat, 24 Apr 2010, Robert Logue wrote:

> Hi Mike.
> This keyboard really has good range.  It reaches just about everywhere in my
> apartment. There is only one small dead spot in my kitchen which is as far as
> I can get from my laptops current position in the bedroom.  All my other
> wireless equipment has trouble in that spot, including my 2.4ghz analog phone,
> the Gyration wireless keyboard, and my wireless headphones.   The MS keyboard
> actually does better than the Gyration which is rated for 30 feet. It doesn't
> skip or repeat randomly like some other keyboards I've tried in my suite.  I
> live in a high rise with lots of steel and rebar in the concrete here.  I'm
> also behind the elevator shaft.  So, it is hard to get good reception.  I
> tried going in the hall.  That's a real test because the elevator really does
> block signals. Reception stopped by the elevator shaft which was about what I
> expected.
> 
> The alternative function of the f1 to f12 keys does not appear to work without
> the software installed.  But many of the other keys do their default actions.
> The multimedia keys work and the keys that launch Media Player, IE, and OE
> work.  So does the calculator button.
> 
> Most important, the f lock works without the software so there is no problem
> getting the real function keys turned on.
> 
> The keyboard paired up as soon as Windows recognized the new receiver when I
> plugged it into the laptop.  I wonder if I can use more than one of these
> keyboards in my place without them interfering with each other.  I suspect
> they are matched in the factory so it might work.
> 
> I didn't know you could extend the range by using a USB cable.  I would have
> thought that would only extend the range in the direction of the receiver. But
> does it actually give the keyboard a larger coverage area?  I misplaced my USB
> extension cable so I can't try that trick out at this time.
> 
> Bob
> 
> ----- Original Message ----- From: "Mike Pietruk" <pietruk@xxxxxxxxx>
> To: <accesscomp@xxxxxxxxxxxxx>
> Sent: Thursday, April 22, 2010 2:33 PM
> Subject: [accesscomp] Re: notes on wireless keyboard
> 
> 
> > Robert
> > 
> > Let us know how the test on the 2nd pc works out.
> > 
> > As I see it, there are generally 2 things to be considered when it comes
> > to wireless keyboards.
> > 
> > The first, of course, is the obvious one:  the range.
> > 
> > The second one:  whether the supplied software adds any practical
> > functionaality for the user.  Masny times, especially if the kb comes
> > bundled with a mouse, the added functionalty is more seen with the
> > cordless mouse.
> > 
> > The range you report is certainly decent.  Was that 30 ft or so through
> > walls or line of sight.
> > 
> > What I often do, with a cordless board, is extend the effective range,
> > when required, by attaching the receiver to an active usb extension cable.
> > Note that the important term here is "active" meaning no loss of strength
> > of signal with the extension cable.  One can, at least these are the
> > claims, that one can hook up up to 5 16-ft usb active cables in series for
> > about 80ft of distance.
> > The cables are actually aprox 16.5 ft long as they are 5 meters in length.
> > 
> > 
> > Do not withhold good from those to whom it is due,
> >         When it is in your power to do it.
> > --Proverbs 3:27 (NASB)
> > 
> 
> 
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