On Tue, 08 Aug 2006 23:26:31 -0300, YD wrote:

On Tue, 08 Aug 2006 13:52:26 -0700, Jim Thompson
wrote:

On Tue, 8 Aug 2006 13:44:27 -0700, "RST Engineering \(jw\)"
wrote:

What primitive semiconductors did you use in the output stage, or was it a
toob device? Did we have 2N3055s in '75? I don't memember.

Jim

[snip]

I'm trying to remember what semiconductors I used. But, IIRC,
2N3055's *were* available around that time.

...Jim Thompson

It's in my GE handbook from 1973. ISTR some magazine article from 1971
using it, but I'm not going up in the attic dusting off that pile of
old mags.

- YD.

I've run out of library shelf space, so I've been donating out of date
books (like "Mother of All Windows" for Win95) to charity book sales
;-)

...Jim Thompson
--
| James E.Thompson, P.E. | mens |
| Analog Innovations, Inc. | et |
| Analog/Mixed-Signal ASIC's and Discrete Systems | manus |
| Phoenix, Arizona Voice480)460-2350 | |
| E-mail Address at Website Fax480)460-2142 | Brass Rat |
| http://www.analog-innovations.com | 1962 |

I love to cook with wine. Sometimes I even put it in the food.