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Lectron Series 4

Lectron Series 4; Raytheon Mfg. Co.; (ID = 1573417) Kit
Lectron Series 4; Raytheon Mfg. Co.; (ID = 2129761) Kit
Lectron Series 4; Raytheon Mfg. Co.; (ID = 2020087) Kit  
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Lectron Series 4; Raytheon Mfg. Co.; (ID = 2020087) Kit
Raytheon Mfg. Co.;: Lectron Series 4 [Kit] ID = 2020087 933x784
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For model Lectron Series 4, Raytheon Mfg. Co.; Cambridge, USA (also tubes):
Ebay seller: arrierijnsburg, Item: 191934469015. Good condition, in an wooden case - Version for the Netherlands. May be, that the => Raytheon Lectron Series 4 <= was offered in a similar package.
Country:  United States of America (USA)
Manufacturer / Brand:  Raytheon Mfg. Co.; Cambridge, USA (also tubes)
Year: 1968 ? Category: Kit (Parts plus instruction) or building instructions only
Semiconductors (the count is only for transistors) 4: AF126 AC151 AC151 AC151
Tuned circuits 1 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Dry Batteries / 9 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 cm = 2.4 inch
Power out
from Model: Lectron Series 4 - Raytheon Mfg. Co.; Cambridge,
Material Modern plastics (no Bakelite or Catalin)

"See thru" transistorized blocks that connect magnetically to form working experiments that you can see and hear - developed by Egger (-Lectron), Germany.
Macalaster Scientific Co., a division of Raytheon Education Co., imported this system and created the Series 1...5 sets.
Over 50 advanced projects; 67 building blocks, large ground plate 13" x 19", walnut carrying case with lock.
The content of this set is similar to Egger / Braun Lectron 8300.
Price for Raytheon employees: 58.00 $ plus 0.50 $ postage, sales tax.

Price in first year of sale 130.00 USD
Literature/Schematics (1) Raytheon Advertisement

Model page created by Günther Stabe. See "Data change" for further contributors.

All listed radios etc. from Raytheon Mfg. Co.; Cambridge, USA (also tubes)
Here you find 245 models, 133 with images and 161 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.