Latest Posts Tagged with 'Calculator'

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From a commercial for an official Canadian 2014 Donkey Kong Country: Tropical Freeze contest where…

Supper Mario Broth about 10 days ago

From a commercial for an official Canadian 2014 Donkey Kong Country: Tropical Freeze contest where the entrants were asked to estimate the number of bananas in a giant ice block.In the footage, the host asks “how many bananas do you think are in ther …

Mario Calculator for DSiWare contains an Easter egg whereby every calculation that gives 10181985 as…

Supper Mario Broth about 5 months ago

Mario Calculator for DSiWare contains an Easter egg whereby every calculation that gives 10181985 as a result will cause Luigi to appear and fireworks to display. This is a reference to the North American release date of Super Mario Bros., October 18th, 19 …

MITS 1200 or similar Calculator PCB

VCFed about 5 months ago

I noticed several MITS 1200 PCBs on ebay recently for a quite reasonable price, but I wasn't looking to collect anything like that, so I didn't get one. They're all gone now. Then this CT5002 calculator chip from the early 70s fell into my lap the other d …

EdTech, Inc ROMs for TRS-80 PC-2 / Sharp PC-1500 - educational financial calculator - Carleton Memory Expander

VCFed about 5 months ago

Little oddity snuck into my recent collection of Pocket Computer goods. Two expansion cards - one lodged in the bottom of a non-functional Sharp PC-1500, and one odd box calling itself a "Carleton Memory Expander". For what it's worth, I'll also …

Review: Worms Collection 1 - Low On Content, High On Enjoyment

Time Extension about 6 months ago

How hard is yours?Worms has become one of the most recognisable brands in the world of video gaming, which is no mean feat when you consider that it all started as a personal experiment by computer shop staffer Andy Davidson on his humble Casio graphing ca …

New Releases • Free Release - Tristam Island by Hugo Labrannded just Updated Minimum Price to $0.00

Lemon64 about 6 months ago

https://hlabrande.itch.io/... Author:After crashing your plane at sea, you end up drifting to a small island, with not much to survive. You explore, and find out the island was inhabited, years ago. But why did the people leave? And why is th …

Casio AS-A 1969 Nixie Calculator - Division Issue

VCFed about 6 months ago

Dear all, I got this calculator that works flawlessly except for a intermittent (but most of the time) division issue. Entry/Plus/Minus/Multiply work reliably. Attached you find the manual in German, schematics of the very similar successor of the model ( …

Other Computer / System Cores • Electronic Games/Electronic Board Games + MADrigal Simulators

MISTerFPGA about 7 months ago

I've enjoyed the MADrigal Simulators for years: http://www.madrigaldesign.i... ...and it has been ported to many platforms. These are a nice companion to the Game & Watch core, and I wondered if a port be possible for MiSTer. Maybe …

eBay HP 39gs new $20 + $5

VCFed about 7 months ago

... HP 39gs Graphing Calculator Infared USB & Serial Calculus Trig ~ SEALED | eBay Find many great new & used options and get the best deals for Genuine HP 39gs Gra …

Retro Rewind: October 1983 in Computer & Video Games

Retro Arcadia about 7 months ago

After a bit of an experiment with the pilot episode of this feature back in August 2023, it seems like I’m not the only one who likes having a look back at old copies of magazines from forty years ago, and while I’m still not quite ready to go monthly …

Anyone familiar with the Nat Semis "Telekit" terminal please?

VCFed about 8 months ago

The Telekit was a TTY substitute in a calculator case intended for use as a budget terminal with the Introkit or LCDS. Apparently it was short-lived but we're looking for any pointers please, anything at all, schematic, rom dump, docs, recollections, thoug …

Calculator

1970s Commodore 797D Calculator Teardown & Refurb

Jan Beta about 8 months ago

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Olivetti's Programma 101 - iconic early programmable desktop calculator

Retro Computing Forum about 9 months ago

I do like the look of this machine! And it had a connection to HP’s 9100, which turned out to be expensive for HP. Here’s a three minute(!) documentary: Programma 101- Memory of Future And here’s an article: pingdom.co …

'Curious Video Game Machines' Shines A Light On The Most Obscure Hardware Of All Time

Time Extension about 9 months ago

Gaming's unknown underbelly.We all know about the Game Boy, Mega Drive, PlayStation and Atari 2600, but a new book aims to head off the beaten track and celebrate the more mysterious side of the video game hardware industry – and it's up for pre-order no …

General • "Quantum Link" calculator

Lemon64 about 10 months ago

While cleaning out some old Commodore boxes, I found this little gem.A "Quantum Link" calculator. I know I got this from Q-Link, it was called a wallet or credit card calculatorbecause of the size. Does anyone have more information on these?I couldn't fin …

32-bit acorn hardware • A3000 repair advice

Stardot about 10 months ago

Hi all,My first post here. I am a noob when it comes to Acorn, I've got one to repair but I am learning on the way.The issue was the usual: battery damage. I cleaned as much as I could, checked all traces and VIAs, swapped 3 ROM sockets. It worked - well, …

Pop-up exhibit: “Calculators: 1968-1983”

VCFed about 10 months ago

(Not sure if this is the right forum to post this in?) I’m doing a second showing of my pretty large (100+ out of 250 items) and pretty cool 1970s-era calculator collection in Portland OR, August 18-20. If you are in the vicinity, please email me (via t …

Looking to buy/borrow a truly junked HP 15c

VCFed about 11 months ago

Hello! I'm on the lookout to borrow or buy a damaged-beyond-repair HP 15c calculator for an art project. I'll be using it as a master to create a silicone mold or two. This will almost certainly be non-destructive, but there's a chance that silicone could …

Calculator

The History of Nintendo’s Game & Watch Handhelds

Retro Dodo about 11 months ago

If you’re a fan of handheld gaming in all its forms, then grab a cup of coffee, kick back, and get ready to soak up some new knowledge. It’s time to check out the history of Nintendo’s Game & Watch handhelds! Nintendo are known fo …

Scene • This loop in assembly doesn't make sense to me, could somebody take a look at it?

Lemon64 about 11 months ago

So after spending a little time just looking at some instructions to get around the fundamental differences of writing algorithms for assembler routines I decided to just look for some useful code online. One thing I will need to do for a test is write so …

$0201 error on a IIgs

Apple Fritter about 1 year ago

Hi, folks, I'm trying to track down the source of a problem that I've started having with my Apple IIgs all of a sudden. I've noticed that any time I try to launch a ProDOS 8 program (even something as simple as going to BASIC) the system crashes with err …

Good emulator for debugging RWTS code?

Apple Fritter about 1 year ago

I'm doing a port of my 6502 CP/M to the Apple IIe. It needs its own custom RWTS code.I have reads working, and writes are really tough --- there's some subtle point of timing that I'm getting wrong. I've counted cycles until my calculator bleeds. The probl …

Episode 31 - Road to Transistors: Part I

Advent of Computing about 4 years ago

The transistor changed the world. It made small, complex, and cheap computing possible. But it wasn't the first attempt to crack the case. There is a long and strange lineage of similar devices leading up to the transistor. In this episode we take a look a …