Re: [Elecraft] K1 3-digital display specs

2005-04-28 Thread Tom Hammond

Hi Andrew:

I'm working on a backlighting mod for the K1 and I just happen to have that 
info...


The K1 manual specifies it as a V.L. 
Electronics  VI-321-DP-RC-S-12  display. however that nomenclature is no 
longer totally accurate. The VL web site can be found at:


 http://www.varitronix.com/

Apparently, Varitronix is the parent company for V.L. Electronics and this 
is where the LCDs can be found.


The LCD currently sold by Elecraft for the K1 includes a 'transflective' 
polarizer which both reflects ambient light AND will allow for a 
rear-mounted backlight. In fact, I'm presently working on documenting a mod 
to add backlighting to the K1 LCD display. Watch for it.


73,

Tom   N0SS

At 12:43 PM 4/28/05, you wrote:

I'm trying to find specifications on the 3 digital LCD used on the
Elecraft K1, since I'm working on a custom application that involves
changing it over to a 3 digital LED.

Can someone provide the manufacturer and model information on this
display so I can locate the specs?

Thanks,
--Andrew, NV1B


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Re: [Elecraft] K1 3-digital display specs

2005-04-28 Thread Tom Hammond

Hi Andrew:

I forgot to mention that Elecraft will be happy to sell individual LCD 
displays to you from their current supply.  The Elecraft part number 
is  E600015, and if I recall, the cost is about $6.50.


73,

Tom   N0SS

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Re: [Elecraft] K1 3-digital display specs

2005-04-28 Thread Kevin Rock

Hi Tom,
   Do you make your own prototype PC boards or do you farm them out?  If 
you make them in-house what are your tricks for double sided boards?  I've 
made many single sided boards but the registration issue has prevented me 
from attempting double sided ones.  I make them more for my robots than 
for RF gear but soon the two will cross pollinate and my robots will 
require layers of RF comm channels.  I've already got the neural networks 
figured out so they can determine antenna orientation (wrt vertical) of 
the sending channel.  Now I need to write a few algorithms to allow me to 
phase the antenna arrays properly to point the nodes for best comms with 
each other and with the mother ship.  Double sided boards would be very 
nice as one off prototypes for this project.

   73,
  Kevin.   KD5ONS


On Thu, 28 Apr 2005 13:27:12 -0500, Tom Hammond [EMAIL PROTECTED] wrote:

I'm presently working on documenting a mod to add backlighting to the K1 
LCD display. 73,


Tom   N0SS



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Re: [Elecraft] K1 3-digital display specs

2005-04-28 Thread Andy GM0NWI

Tom ..et al...

DOES.. from what I think I understand from the recent postings...  mean 
that in theory,...
one could purchase the digital display unit, on its own...from Elecraft, or 
the other company
that was specified...   and then proceed to homebrew a digi display for 
use in other rig

projects..??

Of course,...there would need to be some sort of Driver board I suppose, 
and perhaps a

few other boards to boot...!

Wonder if anyone on the list, has actually put together somedriver and 
other boards that would allow a digital display to be made for use in 
homebrew radios and equipment using this unit...?


VERY Interesting...! Indeed if I have this all correct in my head... 
(I'm new at this..)


By The Way Tom...  The cd you so kindly sent me, arrived about a week or so 
after you posted it.. can't remember if I e-mailed you or not... apologies 
if I did'nt...  It came in very handy for my
friend with the 930s its all up n running,  re-aligned...and working 
the DX like a house on fire..


Thanky Bud... your truly a gentleman... appreciated

Andy 
[EMAIL PROTECTED]  ...I Just See It.!..  John A. Ross 
(RSD Communications circa 2004)

A.R.S.
GM0NWI QRP   ..It is vain to do with 
more A Dis-Orientated Kiwi...
K2 S/n 01432 Soon To Be On-Airwhat can be done with 
less.. In The Northern Hemisphere...


GQRP No.9576
QRP-L No.2165
ARCI No.10561
Central Florida DX Association (CFDXA)
Alaska QRP Club No.190
Flying Pigs QRP Club No. FP#-1061
ICQ No.31899603

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RE: [Elecraft] K1 3-digital display specs

2005-04-28 Thread EricJ
Hooray! It is very annoying to sit in a campsite with plenty of battery
power available and have to keep flicking on my red flashlight to see the
display. 

However, I'm not clear what you are saying. Are you saying you are working
on a mod to backlight the NEW K1 LCD that allows backlighting or is the mode
to backlight the older LCD display?

And that brings up the question:

Can the new K1 LCD be retrofitted to earlier K1's? 

Eric
KE6US

-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Tom Hammond
Sent: Thursday, April 28, 2005 11:27 AM
To: Andrew Moore; elecraft@mailman.qth.net
Subject: Re: [Elecraft] K1 3-digital display specs

Hi Andrew:

I'm working on a backlighting mod for the K1 and I just happen to have that
info...

The K1 manual specifies it as a V.L. 
Electronics  VI-321-DP-RC-S-12  display. however that nomenclature is no
longer totally accurate. The VL web site can be found at:

  http://www.varitronix.com/

Apparently, Varitronix is the parent company for V.L. Electronics and this
is where the LCDs can be found.

The LCD currently sold by Elecraft for the K1 includes a 'transflective' 
polarizer which both reflects ambient light AND will allow for a
rear-mounted backlight. In fact, I'm presently working on documenting a mod
to add backlighting to the K1 LCD display. Watch for it.

73,

Tom   N0SS

At 12:43 PM 4/28/05, you wrote:
I'm trying to find specifications on the 3 digital LCD used on the 
Elecraft K1, since I'm working on a custom application that involves 
changing it over to a 3 digital LED.

Can someone provide the manufacturer and model information on this 
display so I can locate the specs?

Thanks,
--Andrew, NV1B


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Re: [Elecraft] K1 3-digital display specs

2005-04-28 Thread Jessie Oberreuter



 Interesting!  I have a transflective version of the display (and a 
metal shaft pot :) just sitting here waiting for a few free hours.  I 
didn't know the stock display could possibly already be transflective! 
Unforch, while I did think ahead enough during assembly to mount one of 
the caps that boarders the display on the other side of the board (inside 
the MCU socket IIRC), I also seem to recall there being a rubber spacer in 
there that isn't going anywhere while the display is soldered in :).  I'm 
also curious what you're using as a light source / diffuser -- most light 
bars are too thick, and I haven't been able to find any diffusers of the 
right size .. I just figured I'd end up winging it with paper or a nip off 
a plastic cutting board :).


On Thu, 28 Apr 2005, Tom Hammond wrote:


Hi Andrew:

I'm working on a backlighting mod for the K1 and I just happen to have that 
info...


The K1 manual specifies it as a V.L. Electronics  VI-321-DP-RC-S-12  display. 
however that nomenclature is no longer totally accurate. The VL web site can 
be found at:


http://www.varitronix.com/

Apparently, Varitronix is the parent company for V.L. Electronics and this is 
where the LCDs can be found.


The LCD currently sold by Elecraft for the K1 includes a 'transflective' 
polarizer which both reflects ambient light AND will allow for a rear-mounted 
backlight. In fact, I'm presently working on documenting a mod to add 
backlighting to the K1 LCD display. Watch for it.


73,

Tom   N0SS

At 12:43 PM 4/28/05, you wrote:

I'm trying to find specifications on the 3 digital LCD used on the
Elecraft K1, since I'm working on a custom application that involves
changing it over to a 3 digital LED.

Can someone provide the manufacturer and model information on this
display so I can locate the specs?

Thanks,
--Andrew, NV1B


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