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Bob Liesenfeld January 23rd 04 03:45 AM

Homebrew related
 
Hi gang,
Does anyone remember a product from the late 60's or early 70's called
"Norelco Electronics Lab"? It was a lot like the current "100 in one"
electronic sets, but on a more sophisticated level. Seems to me it had
some early Ge transistors in it.

Thanks

Bob WB0POQ


Tim Wescott January 23rd 04 05:02 AM

Did it have a bunch of little sugar-cube sized pieces, with four- or five-
contact gizmos that you stuck wire into for each componant lead (like a
single-row proto board)? You stuck the pieces down on a board and wired
them together. I had a bachelor uncle who was an EE, and I always pestered
him for electronics stuff for Christmas. One year he gave me such a beast.
I remember really liking it, but it must not have lasted very long, because
I sure don't have it now!

"Bob Liesenfeld" wrote in message
...
Hi gang,
Does anyone remember a product from the late 60's or early 70's called
"Norelco Electronics Lab"? It was a lot like the current "100 in one"
electronic sets, but on a more sophisticated level. Seems to me it had
some early Ge transistors in it.

Thanks

Bob WB0POQ




Bob Liesenfeld January 23rd 04 05:45 AM



Tim Wescott wrote:

Did it have a bunch of little sugar-cube sized pieces, with four- or five-
contact gizmos that you stuck wire into for each componant lead (like a
single-row proto board)?


No, I don't think so. As I recall it had regular components that were
connected between spring loaded posts. I think it had a schematic sheet that
you laid down on a board like pegboard, put the posts in and then added the
components.

Bob


Graham January 23rd 04 08:11 AM

I remember a similar product here in the UK called the Philips Electronic
Engineer Kit. I had hours of fun with it in the early '70's. The only
transistors I remember were BC548's mounted on small PCBs which depressed
the spring contacts and were held in place when other components were added.

But now I try to remember which transistors they were, I not so sure about
the BC548 bit. Childhood memories can be very unreliable!

Graham


"Bob Liesenfeld" wrote in message
...


Tim Wescott wrote:

Did it have a bunch of little sugar-cube sized pieces, with four- or

five-
contact gizmos that you stuck wire into for each componant lead (like a
single-row proto board)?


No, I don't think so. As I recall it had regular components that were
connected between spring loaded posts. I think it had a schematic sheet

that
you laid down on a board like pegboard, put the posts in and then added

the
components.

Bob




Tom Twist January 23rd 04 10:32 AM

On Fri, 23 Jan 2004 08:11:09 -0000, "Graham"
wrote:

I remember a similar product here in the UK called the Philips Electronic
Engineer Kit. I had hours of fun with it in the early '70's. The only
transistors I remember were BC548's mounted on small PCBs which depressed
the spring contacts and were held in place when other components were added.

But now I try to remember which transistors they were, I not so sure about
the BC548 bit. Childhood memories can be very unreliable!

snip

Hi

I think they were AC126 (audio) and AF116 (HF) germanium transistors.

Tom
---
Email: )
Phone: +47 35972928/90662366, Ham call sign: LB8X Locator: JO49UA
Snail: Tom Twist, Kirkeveien 8A, N3970 Langesund, Norway

Leon Heller January 23rd 04 10:57 AM



Graham wrote:

I remember a similar product here in the UK called the Philips Electronic
Engineer Kit. I had hours of fun with it in the early '70's. The only
transistors I remember were BC548's mounted on small PCBs which depressed
the spring contacts and were held in place when other components were added.

But now I try to remember which transistors they were, I not so sure about
the BC548 bit. Childhood memories can be very unreliable!


I vaguely remember it. Norelco is a Philips trade name, it seems to be
used now for their shavers in the US. It probably used Mullard devices
(Mullard was taken over by Philips).

Leon
--
Leon Heller, G1HSM
Email:
My low-cost Philips LPC210x ARM development system:
http://www.geocities.com/leon_heller/lpc2104.html


Alex Flinsch January 23rd 04 07:13 PM

In article , Tim Wescott wrote:
Did it have a bunch of little sugar-cube sized pieces, with four- or five-
contact gizmos that you stuck wire into for each componant lead (like a



I had something like that, but IIRC it was called "Electro" the components
were enclosed in small plastic cubes (about 1 inch) with clear sides and
white tops with the schematic symbol printed on them. The cubes had flat
metal plates on the sides and a magnet on the bottom to hold them to a metal
ground plane plate.

To build projects all you needed to do, was copy the schematic in the book
by lining up the cubes on the metal ground board.


Alex / AB2RC

J M Noeding January 24th 04 04:26 PM

On Fri, 23 Jan 2004 11:32:03 +0100, Tom Twist wrote:



I think they were AC126 (audio) and AF116 (HF) germanium transistors.

Philco 2N525 and 2N1147 over there....



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