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Capacitance meter 421

Capacitance meter 421; Geloso SA; Milano (ID = 308514) Equipment Capacitance meter 421; Geloso SA; Milano (ID = 308516) Equipment
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Capacitance meter 421; Geloso SA; Milano (ID = 308514) Equipment
Geloso SA; Milano: Capacitance meter 421 [Equipment] ID = 308514 518x700
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For model Capacitance meter 421, Geloso SA; Milano:
Fig. 1: The capacitance value is read on the two large, coarse and fine, dials in the middle. The balance beating note is given in the speaker and then, at the extreme low of audible frequencies, can be appreciated on the magic eye.
Country:  Italy
Manufacturer / Brand:  Geloso SA; Milano
Year: 1950 ?? Category: Service- or Lab Equipment
Valves / Tubes 7: 6J7G 6C5G 6K8G 6C5G 6V6 5Y3 EM4
Power type and voltage Alternating Current supply (AC) / 110-260 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch
Power out
from Model: Capacitance meter 421 - Geloso SA; Milano
Material Wooden case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 290 x 370 x 250 mm / 11.4 x 14.6 x 9.8 inch
Notes The type 421 was intended for measuring low values of capacitance, up to 1.300 pF.
Net weight (2.2 lb = 1 kg) 5.8 kg / 12 lb 12.4 oz (12.775 lb)
Source of data - - Data from my own collection

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

All listed radios etc. from Geloso SA; Milano
Here you find 808 models, 731 with images and 567 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.