Rock YouTube channel with real views, likes and subscribers
Recommended Pocket-Calculators for Engineers
Can´t get the Casio fx61F?
Then try one these vintage cheapies as an alternative.
Support Roger on Patreon: / kainkalabs
Manual to the Casio Engineering series:
http://www.decadecounter.com/vta/pdf/...
Inside the Casio fx115D:
http://www.decadecounter.com/vta/arti...
![Every Maker Should Have [Pt.40]...an HP15C, HP35S or a Casio fx61F](https://i.ytimg.com/vi/6wlNZ_KYQUQ/mqdefault.jpg)
![Every Maker should have... [Pt.44]...a Pokitmeter](https://i.ytimg.com/vi/cVPQ6a7MVWM/mqdefault.jpg)
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