advertising for wireless exhibition Berlin 1937

Graetzor 43 W

 

 

                       
Graetzor 43 W lateral view scale rear panel chassis

 

 

     
prospect prospect

 

 

                       
service manual specs circuit diagram top view of chassis bottom view of chassis


manufacturer   Graetzor
type   43 W
circuitry   one circuit direct receiver
circuit   1
ranges   190 - 600 m, 750 - 2000 m ( 210 - 660 yd, 820 - 2200 yd )
output for 2. speaker   AL 4 adapted
power supply   110 / 125 / 220 / 240 V
power consumption   30 / 55 W at 220 V
fuse   0,8 A at 220 V, 1,5 A at 110 V
dial lamp   4 V, 0,6 A
speaker   dynamic speaker
wave trap   pluggable
scale   linear scale with big letters
feedback   constant over whole range
Graetzor current save circuitry    needs only half power at household noise level
volume control   continual HF - control
tone control   two steps
pick - up   disconnectible
cabinet   high - polished, dark walnut
dimensions   52 x 31 x 25 cm ( 20.8 x 12.4 x 10" )
weight   11,5 kg ( 25.4 lbs )
current   AC
tubes   AF 7, AL 4, AZ 1
price when introduced   RM 124,00 without tubes
price for tube set   RM 25,00 
introduced   1937/38

 

                                                  

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