I'd just noticed the MAB on the LA3ZA modifications page and was doing
initial research, although my feeling is that the component sourcing
costs are going to be too high to justify, especially if one has to buy
the extender and pay customs clearance fees on it as well as multiple
lots of
Sorry, but I'm not the least bit interested in building the starting
system for my car or understanding the workings of my car in order to be
able to start and drive it. It is a tool not a project for me. Ditto
computers.
The tool shouldn't get in the way of its use.
Look at how many
Since you followed up to my post, Bill, I will clarify that I was only
speaking from the developer's perspective on simple for compiling on
the common 64 bit AMD/Intel platform and i386 (i486, i586, i686)
platform. That said, the two pieces of software I develop do not rely
on the differences
Hi all!
After seeing all the potential issues with various USB-to-SERIAL converters i
decided to go a different route:
picked up this Gearmo 4-port dongle on Amazon for $48.
It uses an FTDI chipset and a single USB port gives me 4 DB9 RS232 ports.
It also seems to keep the COM port numbering
Actually Don, the Apple II preceded the IBM PC and had a very strong
following. As the owner of a consulting firm that placed some Apple IIs
doing some difficult, at that time, interfacing to main frames we
welcomed the appearance of the IBM PC when it came on the scene. We had
the second IBM
Stan
Nice find. The 4 porter is the way to go for that price. I've used those,
moxa's and lantronix devices for as well. Nothing Prolific anymore.
For my remote base, I have a $100 used 4 port Lantronix serial over ip
device that has been rock solid for 3 years now. Even though it is in the
DJ1YFK's excellent site: http://lcwo.net/
Barry W2UP
--
View this message in context:
http://elecraft.365791.n2.nabble.com/Learning-Morse-Code-OT-tp7589564p7589610.html
Sent from the Elecraft mailing list archive at Nabble.com.
__
The project is at that awkward point where more than a few prototypes are
desired but likely not enough to enable a reasonably priced production run.
Ideally someone with resources beyond mine would want to pick it up at some
point if the numbers are there to justify it.
ExpressPCB's advice
I bought a couple refurbished Edgeport 4 port serial to usb converters.
Around $40 to $60 each. They installed, or the Win 8 installed them without
fanfare, and they work well. Enough ports for the entire K line with a
couple left over.
-
Chuck, KE9UW
--
View this message in context:
Or..just get on the air and make some QSOs.
73,
Gary K9GS
div Original message /divdivFrom: Josh Fiden
j...@voodoolab.com /divdivDate:05/27/2014 4:12 PM (GMT-06:00)
/divdivTo: elecraft@mailman.qth.net /divdivSubject: Re: [Elecraft]
Learning Morse Code [OT] /divdiv
What a concept, actually putting the radio in CW mode, hooking up a key or
paddles and transmitting/receiving.
Brilliant!
I like it.
Barry
NF1O
Date: Wed, 28 May 2014 08:51:31 -0500
From: garyk...@wi.rr.com
To: elecraft@mailman.qth.net
Subject: Re: [Elecraft] Learning Morse Code [OT]
Here are some of my resources I used for learning starting in January of 2014.
A lot of it was already mentioned.
First note: Spend 25% of your time practicing sending code. It helps you
associate sound sequences with characters. Code oscillators are good for this.
You can also use your
The trouble is finding the right antenna to use on the train. But I'm
sure you have a solution! Please do share!
Richard Hill
NU6T
On 5/28/2014 7:06 AM, barry whittemore wrote:
What a concept, actually putting the radio in CW mode, hooking up a key or
paddles and transmitting/receiving.
OK,
I'm at the point where I've completed the construction prior to the initial
power on and have a little question on the resistance between U12 and ground.
My value is 3.5k ohm. The manual states that some K3s may be only slightly
greater than 500 ohms implying that I might expect a value in
When I built my K3, the U12 resistance value was 4.3K.
-
73, Stan - KR7C
--
View this message in context:
http://elecraft.365791.n2.nabble.com/K3-Resistance-Checks-tp7589617p7589618.html
Sent from the Elecraft mailing list archive at Nabble.com.
Thanks for the quick response!
I'll let you know the result - fingers crossed!
73 de John, 9H5G
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Elecraft EC-1 case - same size as the K-1. No rubber feet. $25.00 plus
postage from 21144 - your choice of UPS or USPS. Please reply direct, not
to the list. Thank you.
73,
Mike W3MC
mike at w3mctower dot com
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Thanks.
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Please help support this email
One of the interesting pieces of that history, from a retail consumer
user's (layman's) point of view, is that the Apple II (I owned a II+ in
the late 1970s) used MS-DOS as its operating system before Apple developed
its own. As I recall, the OS was not resident in the early hardware - to
use it
Definitely OT, but interesting!
No, MS-DOS (Microsoft) did not run on the Apple II. DOS (Disk Operating
System) did...
See http://en.wikipedia.org/wiki/Apple_DOS
to refresh your memory...
I had the Apple 1 (PC Board keyboard), An Altair 8800 (with a teletype
for I/O), and
a 1st-gen IBM PC
Computers in the Stone Age: I wonder what Fred Flintstone's computer
looked like? :=)
The IBM PC, which I bought in 1982 plus or minus a couple of years,
cost me $5,000 in the dollars of the day.
It's interesting that the latest, greatest, bleeding-edge PC always
seems to cost about
The idea of controlling my radio equipment with my computer in the 70s
never occurred to me . . . .
Me neither - as I was feeding my machine-level program on paper tape into
the Philco Redstone Rocket fire-control computer in Ft. Monmouth in 1965.
- 73 de Mike, K6MKF, W6NAG, Secretary - NCDXC,
my apple II, which I still have..
loaded the os from a cassette tape ( still have that also)
the floppy drives came later.
I sold for a company called Mountain Computer...
that had a 5M 1200$ hard drive add on for the apple II and the IBM PC
(it had no hard drive till the XT) still might
I'm a new ham and hope to nail down basic code in the near future. I just
want to thank you all for sharing a multitude of ways to learn and sharpen
one's skills.
On Wed, May 28, 2014 at 7:25 AM, Rich reh...@ix.netcom.com wrote:
The trouble is finding the right antenna to use on the train.
Apple I?? Nice! I had an Imsai 8080 a Lisa 2...
Maybe he's remembering running DR-DOS on the Apple II? Required a Z80
card. hi
73,
Josh W6XU
P.S. Sorry, waaay OT.
On 5/28/2014 10:13 AM, Gerry Hull wrote:
Definitely OT, but interesting!
No, MS-DOS (Microsoft) did not run on the Apple II.
I believe Fred Flintstone's computer also used quite a bit of silicon
and other minerals.
Eric
On Wed, May 28, 2014, at 10:18 AM, Alan Bloom wrote:
Computers in the Stone Age: I wonder what Fred Flintstone's computer
looked like? :=)
The IBM PC, which I bought in 1982 plus or minus a
My first computer was a Sol-20 (1977), with an 8080 and 16K of RAM. There
was a skeletal OS in ROM, but you could load a bigger OS and/or Basic from
cassette. Later, I got floppy drives and North Star Basic, and still later
8 floppies and the CP/M OS. I wrote a machine-language driver to relocate
I got a Sola SCP30 S12B-DN power supply on Ebay bid $24 on $30 ask and won
it with free shipping. I cut off an extension cord and wired that into the
AC and put a pigtail with powerpoles and in-line fuse on the DC side. Gives
out 11.85V (rated 12V/2.5A). Hooked it up to the KX3 and I could
Ted I would argue e-mail and the Internet still are and always have been
separate systems. One is a network and the other an application. It is well
known that e-mail systems were around a long time before the Internet became
common. There was a system called Fidonet that used all kinds of
The memory on my Altair 8800, 8k of dynamic ram, cost $800. That's 10 cents
a byte.
Do the math - my 16gig iPhone would cost an awful lot at 10 cents a byte.
Monty K2DLJ
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On Tue, 5/27/14, Bill W2BLC w2...@nycap.rr.com wrote:
I am not trolling, I really would like an honest answer as
to why Linux is chosen over Windows for similar operations.
Bill,
In a similar way, I'm often asked why I spend so much effort with radio
equipment, antennas, sunspots, etc. in
Thanks for the info, Sal. Sounds like a nice find.
Larry N8LP
On 5/28/2014 12:00 PM, elecraft-requ...@mailman.qth.net wrote:
Date: Wed, 28 May 2014 07:38:29 -0400
From: Slava Baytalskiysla...@nullserv.com
To: GDannergdan...@windstream.net
Cc:elecraft@mailman.qth.net
Subject: Re: [Elecraft]
On 14-05-28 01:28 PM, Joseph Robertson wrote:
I'm a new ham and hope to nail down basic code in the near future. I just
want to thank you all for sharing a multitude of ways to learn and sharpen
one's skills.
When I was first thinking of getting a licence I was up to copying 5wpm and
about
On 14-05-28 02:22 PM, MontyS wrote:
The memory on my Altair 8800, 8k of dynamic ram, cost $800. That's 10 cents
a byte.
The kit you could buy, announced on the cover of Popular Electronics where
it said save over $1000, was around $400, IIRC. An early BYTE magazine I
contained an ad for a
Someone wrote:
Desktop computers did not come into being until the advent of the IBM
PC in the 1980s.
(Among?) The first desktop computers were the S-100 bus based machines.
First, the Altair 8800 announced on the cover of Popular Electronics
magazine in January 1976, and its later popular
New K3/100 serial number 4921 now reduced to $1900 negotiable. This is the
basic unit with the 2.7 kHz 5-pole filter.
Also available:
ProSet K2/K3 boom headset
Astron RS-35M linear power supply
Buddipole Standard set upgraded with 9.5-foot telescoping whips
Rig Expert AA-30 antenna analyzer
Ok, here goes... I remember in 1982 buying a 2k memory add on module for my
Telephonix desktop computer for $2200.00. I bought a loaded XT in 1985 for
$11,700 it had 2 10 meg hard drives, and something called a 370 option, which
allowed me to port my mainframe IBM object code from my radar
I know not what a MAB board is, but I bought pcb's from ExpressPCB
and cut them using a dremel cutoff wheel run against a metal ruler
to keep a straight line. Comes out very neat. The clue is to allow
some space on the board for cutting. For little projects this works
out cheaper.
I made
I started on the AN/FSQ7
64,000 tubes
512k of actual core memory -- 33 bit words
drums for buffers
And, we had 2 of these... system A and system B
air conditioners that could make 20 tons of ice in a day.
We called it Norad and it was 600ft underground in VE3 land. I worked for
IBM at the
I still have a working IMSAI 8800 with three SA-800 drives and an H19
terminal. I can boot CP/M and run Wordstar, several Basics, a Pascal and a
C compiler. Plus, most of the CP/M-UG and SIG/M-UG disks. I also have an
Altair 8800 and an Altair 8800 Turnkey (no front panel), along with
Thanks, Ed. Sounds like good advice -- and I have that tool :-)
Phil W7OX
On 5/28/2014 11:59 AM, Edward R Cole wrote:
I know not what a MAB board is, but I bought pcb's from ExpressPCB and
cut them using a dremel cutoff wheel run against a metal ruler to
keep a straight line. Comes out very
My 1st computer was a development system for the Rockwell PPS4 pmos cpu. Next
was a Motorola Exorciser for the MC6800 assembly was done on a DEC PDP8
debugging on the Exorciser. Next a Millenium 2000 development system (later
bought out by Tektronix) for the Intel 8080 and a n Intel
On 5/28/2014 10:28 AM, Joseph Robertson wrote:
I'm a new ham and hope to nail down basic code in the near future. I just
want to thank you all for sharing a multitude of ways to learn and sharpen
one's skills.
Check out CW Ops -- we offer CW classes at three levels.
*** For Sale ***
EC2 project enclosure (unused/new)
* Includes all hardware needed to build the box
* Great if you are building a separate KAT100/KPA100 for your K2/10
* Nice size for many projects/homebrew rigs/test gear
Retail $79.95 from Elecraft + shipping
Asking $68 + shipping
Prefer
Don't forget how revolutionary the Commodore VIC-20 was with all of 3.2 K of
RAM. We (Microlog) made a plug in called the AIR-1 for the VIC that allowed
CW RTTY communications. I wrote a complete production test program in
BASIC that required no other test equipment but plugging in the AIR-1
I signed up for the level one course and got added into the course from
April-May 2015. Worst case scenario is I don't learn a lick of code between now
and then.
Josh,
K8WXA
Sent from my iPhone
On May 28, 2014, at 15:33, Jim Brown j...@audiosystemsgroup.com wrote:
On 5/28/2014 10:28 AM,
On Wed, May 28, 2014 at 2:44 PM, Charlie T, K3ICH pin...@erols.com wrote:
Don't forget how revolutionary the Commodore VIC-20 was...
=
And the somewhat similar Atari 880. I bought an 880 for my kids, along with
some games. One of the games had a copy-protected disk. My younger son,
OK.. maybe not too far off-topic... since Elecraft rigs are very much
CW oriented. But to those who get concerned or intimidated about
learning the code... it's just not that hard. Different, but it can
be done at -any- age. Youth only has an advantage in the respect that
-everything-
A little CW encouragement, history, and hardware to look at:
radiotelegraphy.net
Bill W2BLC K-Line
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I would advise against ordering it this way. That's how I learned when
studying for the novice exam. It promotes counting dits and dahs, which
you then have to unlearn to gain any proficiency.
That was my experience, YMMV.
73,
Josh W6XU
On 5/28/2014 1:03 PM, Ray Sills wrote:
And start with a
It all went we'll thank you! All the smoke is still stored in the radio.
Thanks for your help!
73 de John, 9H5G
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I'd recommend starting at a character speed that doesn't sound slow enough
to easily count the dits and dahs. For me that was 25wpm or a bit faster.
Then it sounds like a pattern rather than separate dits and dahs.
Then space the characters far enough apart to give you a fighting chance at
Your KX3 warranty will be void if you:
- use any sort of Van de Graaff antenna
- operate while sky-diving (OK), but forget to deploy the chute when a KP1
calls CQ (not OK)
- operate in the state of California while simultaneously driving, eating, and
writing .html
- out of nostalgia for
Someone wrote:
Desktop computers did not come into being until the advent of the IBM PC in
the 1980s.
Nah. Heathkit H89 came out in 1979. “All-in-One” desktop computer. Z-80
processor. CP/M OS addressed 64 KB and used 39 kb of that total. two 5” floppy
drives (dual sided 800k) as an
And Metrovision (in the Washington DC area), the first licensed ATV
repeater, had a Mark-8 (an 8008) at the repeater site in 1974. We could
program it remotely using keyboards (in raw octal machine language), and the
results came back via a character generator on the video downlink.
73,
I just did mine last weekend. It is the scariest and most exciting
moment of the whole build.
On Wed, May 28, 2014, at 01:41 PM, John, 9H5G wrote:
It all went we'll thank you! All the smoke is still stored in the radio.
Thanks for your help!
73 de John, 9H5G
I know this thread is going to get tossed soon, but I'll throw this one
in, possibly under the wire. In 1965, we had two AN/FST-2 computers at
our radar site. Look that one up on Wiki:
http://en.wikipedia.org/wiki/Burroughs_AN/FST-2_Coordinate_Data_Transmitting_Set
Gary
--
http://ag0n.net
But rocket lunches are covered even if the boosters fail?
-Original Message-
From: Wayne Burdick n...@elecraft.com
Sent: May 28, 2014 1:51 PM
To: k...@yahoogroups.com
Cc: Elecraft Reflector elecraft@mailman.qth.net
Subject: Re: [Elecraft] [KX3] Re: How Robust is the Build?
Your KX3
If anyone is interested in building one of Nick Garner's Piglets inside a
KX3 here's a link to a short article I wrote about the modification.
http://pignology.net/kx3wifi
Essentially is it a striped down version of a through-hole Piglet placed
inside a KX3. I never installed the AA battery
Besides the relay-based Mark 1, the first electronic computer I programmed
was a Univac 1. Its memory consisted of 100 10-foot long acoustic delay
lines, each capable of storing 10 characters - don't remember what the
encoding was. You could walk into the main frame. Electronics was vacuum
Is coffee, in this context, considered a condiment?
Sent from my iPhone
- empirically investigate the effect of condiments on option modules
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I believe any liquid or semi-liquid, in this context would qualify.
Grant Youngman n...@tx.rr.com wrote:
Is coffee, in this context, considered a condiment?
Sent from my iPhone
- empirically investigate the effect of condiments on option modules
Is this connected to what a previous poster called a rocket lunch?
On 5/28/2014 3:46 PM, Bruce Beford wrote:
I believe any liquid or semi-liquid, in this context would qualify.
Grant Youngman n...@tx.rr.com wrote:
Is coffee, in this context, considered a condiment?
Sent from my iPhone
-
On 5/28/2014 5:33 PM, Fred Townsend wrote:
But rocket lunches are covered even if the boosters fail?
I assume you mean launches... And yes, but only if you can return the
complete KX3 with the serial number intact ;)
73, ROss N4RP
-Original Message-
From: Wayne Burdick
I am not sure what that means, but I suspect a chin dribble could void
the warranty.
No lunching over your open KX3! Or breakfast or dinner for that matter.
If you must eat while contesting, do not open the KX3 to expose its
'innards'.
73,
Don W3FPR
On 5/28/2014 7:05 PM, Vic Rosenthal K2VCO
Luckily, I only write XML in the car. It is safer. --wunder, K6WRU
On May 28, 2014, at 1:51 PM, Wayne Burdick n...@elecraft.com [KX3]
k...@yahoogroups.com wrote:
Your KX3 warranty will be void if you:
- use any sort of Van de Graaff antenna
- operate while sky-diving (OK), but forget to
No coffee is a top of the food pyramid staple, then chocolate, sugars,
preservatives, fats and assorted chemicals. ;o)
It's never a condiment unless used in a rub or sauce or as a seasoning.
73,
Rick wa6nhc
Tiny iPhone 5 keypad, typos are inevitable
On May 28, 2014, at 2:50 PM, Grant
And does anybody remember the Doctor DX cartridge for the Commodore 64
from AEA? That was an amazing piece of work. I used one to train for a
trip to J6 for CQWW CW in 1991.
73...
Randy, W8FN
On 5/28/2014 2:44 PM, Charlie T, K3ICH wrote:
Don't forget how revolutionary the Commodore VIC-20 was
Gary,
How did you have 2 AN/FST-2's. Two actual separate machines, or one machine
with A B channels, with the common power supply racks? Where was that
radar site? I had AN/FST-2B, S/N 0001, at 648th Radar Sq, Benton AFS, PA,
and I started working on it Apr 63. No test points, and plenty of
Enough of these pointless operating systems. You should be running figFORTH on
PHIMON like I do on my 1976 Digital Group Z-80 (32MB, dual PHI-decks) :) :)
Grant NQ5T
On May 28, 2014, at 2:05 PM, wb4...@knology.net wrote:
I still have a working IMSAI 8800 with three SA-800 drives and an
Is this list comprehensive, or are there other ways to void the warranty
(for example, sandblasting the circuit boards)?
On 5/28/2014 1:51 PM, Wayne Burdick wrote:
Your KX3 warranty will be void if you:
- use any sort of Van de Graaff antenna
- operate while sky-diving (OK), but forget to
And Radio Shack started selling the TRS-80 on August 3, 1977. I bought one on
that date, and was told to expect delivery in two weeks. It arrived at the
store on Christmas Eve! It had a Z-80 and an entire 4K of memory. And
Microsoft (or what was to become Microsoft) sold the OS and BASIC to
I was off by a year. It was the January 1975 issue of PE that had the Altair
8800 on the cover.
On 14-05-28 09:32 PM, Bill Blomgren (kk4qdz) wrote:
The 6800 systems did not use the s-100 bus... the s-100 was a very poorly
designed bus that was wrapped around the 8080 chip, and not general
Don't know about rocket lunches, but NASA employed an incredibly
versatile word for this ... anomaly. It could mean anything from a
burned out panel lamp, to FIDO needing a bathroom break, to the rocket
landing pointy end down outside Phoenix. Anytime we heard the word
anomaly, we ducked for
Gates and Allen actually did write that software. After seeing what the pair
had written in their dorm room, Dr Roberts invited them down to the MITS
facility in New Mexico to improve the software for his product. They did so,
then eventually moved back up to home - Bellevue, WA to continue
Yes, And I still have it with a couple of C64's. I also had it copied to a
floppy that would run on it with the Commodore external floppy drive. My friend
Tom, K2TA (SK) had it running on a PC with an emulator program.
Was a great program a lot of fun and training aid. Was pretty
NO !
Start with the long characters FIRST. We (at Microlog) developed an
automatic Morse Trainer for ( an unnamed guvmint agency ) where we simply
automated their technique. The first four characters they taught, if my
memory is correct, were L, P, Q C. The last ones to learn on the list
OK, my last post before this thread is terminated:
In about 1990 I was a member of a law firm in Denver that had an IT
specialist named Joe, whose job it was to keep all of us productive. I
was on a case in Boston, working late into the night, when I accidentally
spilled my Margarita onto the
No your history is not correct. The apple II was available by at least '78
using apple DOS. A few years later MSDOS was created out of desperation by MS
when IBM ( for the upcoming IBM PC) wouldn't buy their languages ( MS' only
product) unless it came with an operating system, something MS
On Wed, May 28, 2014 at 9:45 PM, Jack Brindle jackbrin...@me.com wrote:
... the MITS facility in New Mexico...
I bought a copy of Micro-Soft Basic ($400!) and called the New Mexico
number to get some help on a new function in one of the subsequent
releases. They had no help desk;
On 5/28/2014 3:03 PM, Ray Sills, K2ULR, wrote:
snip
If you have the ability to learn a new word in your spoken vocabulary,
then you certainly have the ability to learn morse code. It's really
not any more complex. Every spoken word has a beginning, and an end,
and when you hear it
Finally, some sanity in this thread! I had colorFORTH on a TRS-80 Color
Computer (chiclets keyboard). Wrote a RTTY send/receive program during
evenings in the hotel over a 3 day weekend exhibiting at a motorcycle
show in Cincinnati as a way to learn FORTH. When I hear the Linux
fanboys
Hey, not all skydiving requires a manual pull!
My rig always had an AAD (Automatic Activation Device) that'll deploy at around
1500 feet. Not that i'd ever let it...
But i think i took the battery out of it and used it on a Field Day or
something...
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