|
IEEE Spectrum Careers (2724 words) |
 | Here he posted the fruits of his research—pictures of the CK722 and other early Raytheon transistors, charting the 722 through its three case colors, silver, fl, and that iridescent blue [see "Transistor Family Tree,"]. |
| It featured a gleaming silver CK722, a Raytheon CK705 germanium diode, an ancient pair of magnetic headphones, a vintage comb-tuning capacitor, a variable inductor loopstick to fine-tune reception of a station, and, appropriately, two RadioShack AAA batteries. |
| The father of the CK722 was standing in the delivery room of the Semiconductor Era. |
Feeds |
Contact