27 March 2020

Texas Instruments TI-1500

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What I found!! Texas Instruments TI-1500, that's the third calculator I bought at "Barattolo" flea market in Torino. This...
25 March 2020

Canon Palmtronic 8M

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Palmtronic LD-8M 3 After the Litronix 2235 , I found a " Canon PALMTRONIC LD-8M 3 ". That is what tells the battery cover in t...
24 March 2020

Let it loop

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Being in COVID-19 lockdown gives me the opportunity to be on the air during the day, once work time is over. I tried a magmount 20m Diamond ...
11 March 2020

Litronix 2235

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Litronix 2235. I had the opportunity to visit Torino's flea market "Barattolo", that is (currently) held every Saturday an...
27 February 2020

DOS saves - A tale of retrocomputing

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It is early 2020 AD and I am developing some Arduino firmware for a friend. I chose Arduino for several reasons, one of them is that the fr...
11 February 2020

TIL311 clock and fun KiCad project

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PCB travel box :) While in the past I tried (and not documented) to wire four TIL311 displays on perfboard, I quickly realized the proj...
10 February 2020

Sostituzione pistoni a gas sul pensile della cucina

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Nel 2008 ho comprato una cucina con due pensili in vetro/alluminio con apertura a vela, sostenuti con un meccanismo a pistoncini a gas : lo...
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21 January 2020

Arduino Nano has no INPUT_PULLUP on A6 and A7

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I discovered it the hard way: Arduino Nano has no INPUT_PULLUP on A6 and A7 . That's because the ATmega328 in tiny SMD package has two e...