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USA: Radio Catalog for the radio manufacturer Clapp-Eastham Co.; Cambridge, MA

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Model Year Category Tubes Pictures Forum Coll.Pr.

Regenerative Receiver HR & Two-Stage Amplifier HZ 1922 Radio 3 7 Bilder vorhanden     $
Regenerative Receiving Set Type F.A.R. (FAR) 1920 Radio 1 - VT-1 2 Bilder vorhanden      
Rotary Variable Condenser Y735 Y736 Y774 Y775 [glass case] 1919 ? Radio part 1 Bilder vorhanden      
Shortwave Tuner (Blitzen) H 1919/20 mod-pre26      
Spark Gap No. W656 1916 ? Amateur-D 10 Bilder vorhanden     $
Spark Gap Type F-656 1919 ?? Amateur-D 5 Bilder vorhanden     $
T5-A T5A 1925 Radio 5 7 Bilder vorhanden     $
T5-B T5B 1925 Radio 5      
Transmitting Set Type A.C.C. [1/4 K.W.] 1909 Amateur-T 1 Bilder vorhanden      
Tube Control Panel Type HRD 1922 mod-pre26 1 - UV200 1 Bilder vorhanden      
Turney Crystaloi Detector Type AA with Buzzer coupling 1917 Radio part 2 Bilder vorhanden      
Turney Crystaloi Detector Type BB with Buzzer built in 1917 mod-pre26      
Turney Crystaloi Detector Type O 1917 Radio part      
Two Stage Audio Amplifier YI (O.Z. 27393) 1919 Ampl/Mixer 2 - VT-Class-II 3 Bilder vorhanden      
Type B. Q. Wavemeter Z7042 1919 ?? Equipment 1 Bilder vorhanden      
Type D Receiving Transformer De Luxe 1917 mod-pre26      
Type Z.R.D. [Tube Control or Detector Panel] 1920–22 mod-past25 1 - UV200 5 Bilder vorhanden      
Type Z.R. Double Regenerative Receiving Set 175-600 Meters (ZR) 1921 Radio 3 - UV200 2 Bilder vorhanden 2S   $
Universal Crystal Detector Type Y 675 1921 ? Radio part 4 Bilder vorhanden     $
Universal Type Ferron Detector Stand Alone Crystal Detector 1917 ? Radio part 11 Bilder vorhanden     $
Variometer Type S.S. 1919 Radio part 2 Bilder vorhanden      
Variometer Type Z. R. V. 1920 Radio part 5 Bilder vorhanden      
Wireless Receiving Transformer Loose Coupler 1909 mod-pre26 14 Bilder vorhanden     $
Wireless Telegraph Apparatus Catalog G 1910 Paper 25 Bilder vorhanden      
Wireless Telegraph Apparatus Catalog M 1912 Paper 23 Bilder vorhanden      
ZRFD 1921 Radio 1 2 Bilder vorhanden      
ZRFDA 1921 Radio 3 2 Bilder vorhanden      
1/2 K. W. High Potential Condenser Cat. No. W655 1914–16 Amateur-D 8 Bilder vorhanden      
1/2 K.W. "Hytone" Transmitter 1917 ? Amateur-T 2 Bilder vorhanden      
1 K.W. "Hytone" Transmitter 1917 ? Amateur-T 2 Bilder vorhanden      
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