Description: Bell Labs Experimental Very Rare TETRODE that became the m1827 TETRODE Grown Junction Transistor. This is the early form of theTetrode expermental transistor and is exceedingly RARE. THIS IS NOT THE EXACT SERIAL NUMBERED ITEM YOU WILL GET BUT UNIT WILL LOOK LIKE THIS! The final Western Electric produced product derived from this project was the 3n32. Offers considered. Highest and best use that you can demonstrate preferable See a Bellad pIctured here where this Experimental unit where appears. This ad was from a 1953 National Geographic magazine a friend told us. The steps these things go through are. EXPERIMENTAL DEVELOPMENTAL. and sometimes through the first 2 steps more times when needed and then PRODUCTION UNITS. You have not seen one? - Well I had not either but was happy to see this photo of the ad that showed it. If you have an interesting history to add, please contact us. Condition is used. Shipped with USPS Priority Mail. We also value our time packing a Armageddon proof package ( see our feedback) so there is some added on for our effort. sold as is no returns no refunds see photos - they are your description! Ask questions Offers are considered for the highest and best use. shipping priority tracked...insured and signature. confirm...
Price: 595 USD
Location: Glendale, Arizona
End Time: 2024-02-29T08:45:15.000Z
Shipping Cost: 28 USD
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All returns accepted: ReturnsNotAccepted
