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| Components and Circuits For discussions about component types, alternatives and availability, circuit configurations and modifications etc. Discussions here should be of a general nature and not about specific sets. |
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28th Nov 2010, 8:37 am
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#21 |
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Nonode
Join Date: Jul 2005
Location: Hull, East Yorkshire, UK.
Posts: 2,087
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Re: What did transistors cost way back?
I have seen the old Practical Wireless adverts where transistors were sold as 'Red Spot' or 'White Spot', not by any reference number. I thought that these represented rejects that had not met the maker's quality control standards.
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