Alps KCF Series
KCF appears to be a mechanical keyboard switch series from Alps Electric. It was mentioned briefly in the Wizard of ALPS advertisement from Alps Electric USA in 1981. It is said to be a “diaphragm” type, the same as KCC. There are no other details available at present.
Documentation
- Wizards of ALPS advertisement, Electronics, Vol. 54 No. 5, March 10 1981 (scanned by or for WorldRadioHistory.com)