Note that this chip may be supplied as one of the following, depending on availability. They are functionally identical:
RC1: programmed ATtiny84 microcontroller chip
RC1a: programmed ATtiny24 microcontroller chip
This chip is not user re-programmable, because of the fuse settings which configure the /Reset pin as an I/O pin.
RC1 Raised Cosine Keyer chip
- Product Code: RC1
- Availability: 49