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Electronic Voltmeter 300

Electronic Voltmeter 300; Ballantine (ID = 629377) Equipment
 
Electronic Voltmeter 300; Ballantine (ID = 629380) Equipment
 
Electronic Voltmeter 300; Ballantine (ID = 629381) Equipment
 
Electronic Voltmeter 300; Ballantine (ID = 629382) Equipment
 
Electronic Voltmeter 300; Ballantine (ID = 1311691) Equipment
Electronic Voltmeter 300; Ballantine (ID = 2380052) Equipment Electronic Voltmeter 300; Ballantine (ID = 2380051) Equipment
Electronic Voltmeter 300; Ballantine (ID = 2380212) Equipment Electronic Voltmeter 300; Ballantine (ID = 2380050) Equipment
Electronic Voltmeter 300; Ballantine (ID = 1095052) Equipment Electronic Voltmeter 300; Ballantine (ID = 629334) Equipment
Electronic Voltmeter 300; Ballantine (ID = 1095053) Equipment Electronic Voltmeter 300; Ballantine (ID = 1095054) Equipment
Electronic Voltmeter 300; Ballantine (ID = 1797150) Equipment Electronic Voltmeter 300; Ballantine (ID = 1841199) Equipment
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Electronic Voltmeter 300; Ballantine (ID = 2380052) Equipment
Ballantine: Electronic Voltmeter 300 [Equipment] ID = 2380052 1400x1204
Select picture or schematic to display from thumbnails on the right and click for download.
For model Electronic Voltmeter 300, Ballantine Laboratories Inc.; Boonton, New Jersey:
This is a special version of the 300. Looks to be for bench use.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Ballantine Laboratories Inc.; Boonton, New Jersey
Year: 1942–1949 Category: Service- or Lab Equipment
Valves / Tubes 5: 6J7 6SJ7 6SJ7 6AL5 6X5 0A2
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 115; 230 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: Electronic Voltmeter 300 - Ballantine Laboratories Inc.;
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 4.5 x 5.75 x 11 inch / 114 x 146 x 279 mm
Notes 1 mV to 100 V in five ranges, plus 1 and 10 kV with multipliers; 10 Hz to 150 kHz, logarithmic scale.
Net weight (2.2 lb = 1 kg) 4.313 kg / 9 lb 8 oz (9.5 lb)
Literature/Schematics (1) Avertised in Electronics, Feb. 1942

Model page created by Emilio Ciardiello. See "Data change" for further contributors.



All listed radios etc. from Ballantine Laboratories Inc.; Boonton, New Jersey
Here you find 13 models, 9 with images and 8 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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