Kryoflux or Catweasle

Paul Koning paulkoning at comcast.net
Thu May 25 10:34:11 CDT 2017


> On May 25, 2017, at 6:03 AM, allison via cctalk <cctalk at classiccmp.org> wrote:
> 
> On 05/25/2017 12:18 AM, Chuck Guzis via cctalk wrote:
>> On 05/24/2017 12:49 PM, allison via cctalk wrote:
>> 
>>> I remember when RTL was new and uRTL was a later improvement.
>> Flatpack and TO-100.  I probably still have a few mW RTL packages
>> around.  DIPs came later.
> Both and 3 input nors in a flat pack.... about 5000 of them were used in
> AGC.

Early RTL from Fairchild came in round transistor cans (TO-8?) with 8 leads.  Dual 2-input NOR (914), single JK flop (923), dual (?) inverters (900) if I remember right.  Never used them, but I remember seeing them in a Morse code keyboard article around 1968.

	paul




More information about the cctech mailing list