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Forum Index : Microcontroller and PC projects : How to waste hours and hours

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matherp
Guru

Joined: 11/12/2012
Location: United Kingdom
Posts: 9129
Posted: 03:58pm 06 Jun 2023
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If you haven't already found it https://worldradiohistory.com
has scans of a huge number of old electronics, radio and computing magazines

Here is a good starting point

I even found my very first magazine article in the February 1979 edition of Personal Computer World




I never used comments then either
 
homa

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Joined: 05/11/2021
Location: Germany
Posts: 351
Posted: 04:27pm 06 Jun 2023
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It took me a moment ;-)
Congratulations.
And thanks for the link, really a time eater ...
 
Mixtel90

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Joined: 05/10/2019
Location: United Kingdom
Posts: 6798
Posted: 04:52pm 06 Jun 2023
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Ah... memories of my first printer. A KSR33 with the keyboard and tape stuff stripped out (by someone else). It made a hell of a racket with that fractional HP motor. :) Yep, 20mA current loop interface (from my Nascom-1) too. :)
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
Volhout
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Joined: 05/03/2018
Location: Netherlands
Posts: 4247
Posted: 05:11pm 06 Jun 2023
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Similar, for acorn atom. Still don't know how I managed the heavy beas up the stairs to the attic.

Volhout
PicomiteVGA PETSCII ROBOTS
 
LucV

Regular Member

Joined: 19/02/2023
Location: Netherlands
Posts: 62
Posted: 05:50pm 06 Jun 2023
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What a luxuary: a printer or teletype.

My first one was a telex machine. It weighed around 30 kilo and I had to haul it up to the second floor: my bedroom/study when I was just 18 year old living with my parents.

Telex machines worked with 6 bit Baudot code (no ascii) and 110 volts.
So I had to make an interface from my PET's 5 Volt output to the Telex. And then I wrote a machine language program that translated the PET's ASCII codes to the 6 bit Baudot code. I was missing several special signs and graphic symbols from my PET's character set.
The documentation I made was, by the way, the first story I wrote for a magazine.

Each time I started printing, in the living room nobody needed to stir the coffee because, the hammering of the arms could be heard and felt all through the house.

Brings back memories.......
Luc's tech Blog
 
JohnS
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Joined: 18/11/2011
Location: United Kingdom
Posts: 3804
Posted: 07:07pm 06 Jun 2023
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Luxury!

I used to dream of having a printer...

John
(didn't have a PET etc, though)
 
Mixtel90

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Joined: 05/10/2019
Location: United Kingdom
Posts: 6798
Posted: 08:08pm 06 Jun 2023
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Hehe....   :)

I still have my second one. An Oki Microline 80, together with the stand to take telex rolls! It probably still works but I've not got anything with a Centronics interface set up now. Quality stuff. No graphics (bt a good assortment of Kanji characters) and no descenders on lower case characters. The incentive isn't there to run it even though I still have a bit of fanfold to go with it. :)
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
gadgetjack
Senior Member

Joined: 15/07/2016
Location: United States
Posts: 146
Posted: 02:17am 07 Jun 2023
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I just spent over 2 hours looking through those electronic books. So many I used to subscribe to over the years. So many memories.... Thanks Peter. Bookmarked for more future reading.
 
Justplayin

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Joined: 31/01/2014
Location: United States
Posts: 326
Posted: 04:06am 07 Jun 2023
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I built my first printer from Heatkit back in about 1980/81. It was a huge expense for me at the time since I was still in college and paying my own tuition. I was so worried it wouldn't work that I put all the chips and transistors in sockets so I could more easily troubleshoot and swap them out. When I finished it worked perfectly on the first try.  I'm not sure if I still have it in storage or if it was disposed of for last move.
I am not a Mad Scientist...  It makes me happy inventing new ways to take over the world!!
 
Martin H.

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Joined: 04/06/2022
Location: Germany
Posts: 1114
Posted: 08:22am 07 Jun 2023
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here is another time-consuming source
ComputerAndVideoGames
'no comment
 
austfox
Newbie

Joined: 05/03/2016
Location: Australia
Posts: 18
Posted: 09:50am 07 Jun 2023
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  matherp said  If you haven't already found it https://worldradiohistory.com
has scans of a huge number of old electronics, radio and computing magazines


Thanks for the link. I visited the site many years ago, but had forgotten how good the scans are (ie clear and straight, but do have bleed-through).

archive.org can be hit and miss in terms of quality.
Edited 2023-06-07 19:51 by austfox
 
Mixtel90

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Joined: 05/10/2019
Location: United Kingdom
Posts: 6798
Posted: 10:39am 07 Jun 2023
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It was cruel to post that link, Peter...   ;)
I had to look back at the first issue of Practical Electronics, which I bought when I was 12 years old. There's an article in there by A.J.Basset, who had a shop called "No.1 Electronics" in Chorley. I often used to cycle there (a couple of years later) to have a chat with Tony and top up my electronics collection. :)
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
Volhout
Guru

Joined: 05/03/2018
Location: Netherlands
Posts: 4247
Posted: 03:40pm 07 Jun 2023
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1964... an all-brittish invention: PWM audio.
Available today in picomite...




Edited 2023-06-08 01:41 by Volhout
PicomiteVGA PETSCII ROBOTS
 
Mixtel90

Guru

Joined: 05/10/2019
Location: United Kingdom
Posts: 6798
Posted: 04:23pm 07 Jun 2023
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If the X-10 had worked properly it would have been great. :)
http://rk.nvg.ntnu.no/sinclair/audio/x-10.htm
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
ice2642

Regular Member

Joined: 27/05/2023
Location: Brazil
Posts: 82
Posted: 05:53pm 07 Jun 2023
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Thank you for the link, it is very cool :)

Look this, look's insane today :)
Imagine the guy at that time seeing an RGB LED


MMBasic 5.0707 on PicoMite VGA
 
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