20 photo transistors

For sale and wanted ads, notices of where to find items of interest, club marketplace, and pointers to anything of interest to those wanting to buy or sell NBTV-related items.

Moderators: Dave Moll, Steve Anderson

20 photo transistors

Postby Harry Dalek » Sat Dec 27, 2014 5:46 pm

Theses old photo transistors are for sale on ebay i did buy one lot to experiment with ,very cheap well worth buying.

http://www.ebay.com.au/itm/SP201-PhotoT ... 3a7e9f848c
The electromagnetic spectrum has no theoretical limit at either end. If all the mass/energy in the Universe is considered a 'limit', then that would be the only real theoretical limit to the maximum frequency attainable.
User avatar
Harry Dalek
"Fester! Don't do that to 'Thing'"
 
Posts: 5364
Joined: Fri Sep 26, 2008 4:58 pm
Location: Australia

Return to Marketplace

Who is online

Users browsing this forum: No registered users and 7 guests

cron