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New toy: Texas Instruments LED/VFD Display Calculators (1972 - 1980)
10/27/13
Do you remember the time a scientific calculator was (very) expensive ?
I am not really a collector of these vintage calculators, but some are very interesting and also unique. The first mass production LED display based calculator was the Texas Instruments Datamath 2500, and luckily I own also - 
Successor of Kryoflux - the new SuperCard Pro from Jim Drew ?
10/01/13
There will be something new I didn't expected... a new device was developed from Jim Drew (he already developed a lot of cool gadgets for the Commodores), which may supersede the Kryoflux device (you know it - the magic pcb/box which could read almost every floppy disk format).
It 
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New toy: Texas Instruments LED/VFD Display Calculators (1972 - 1980)
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