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Professional Resistor-Condensor Tester 112

Professional Resistor-Condensor Tester 112; National Radio (ID = 1584320) Equipment
Professional Resistor-Condensor Tester 112; National Radio (ID = 1584319) Equipment Professional Resistor-Condensor Tester 112; National Radio (ID = 993552) Equipment
Professional Resistor-Condensor Tester 112; National Radio (ID = 993551) Equipment Professional Resistor-Condensor Tester 112; National Radio (ID = 993554) Equipment
Professional Resistor-Condensor Tester 112; National Radio (ID = 993555) Equipment Professional Resistor-Condensor Tester 112; National Radio (ID = 993553) Equipment
Professional Resistor-Condensor Tester 112; National Radio (ID = 993556) Equipment
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Professional Resistor-Condensor Tester 112; National Radio (ID = 1584319) Equipment
National Radio: Professional Resistor-Condensor Tester 112 [Equipment] ID = 1584319 933x816
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For model Professional Resistor-Condensor Tester 112, National Radio Institute (NRI); Washington, DC:
From Oct-Nov 1948 NRI National Radio News.
 
Country:  United States of America (USA)
Manufacturer / Brand:  National Radio Institute (NRI); Washington, DC
Year: 1947 ? Category: Service- or Lab Equipment
Valves / Tubes 4: 6SL7 6E5 1-V 6Y6G
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 110-120 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: Professional Resistor-Condensor Tester 112 - National Radio Institute NRI;
Material Metal case
Shape Tablemodel, slant panel.
Dimensions (WHD) 10 x 8.5 x 7 inch / 254 x 216 x 178 mm
Notes

Capacitance/Resistance & Leakage Tester.

  • Six capacitor ranges: 100pF to 200uF
  • Six resitance ranges: 10 Ohms to 20 Mega Ohms.
  • Capacitance as low as 10pF and resistance as low as 1 Ohm can be estimated.
  • DC leakage test 600V

Maroon crackle finish cabinet. Heavy rubber test leads and two special connectors for low value  capacitors and resistors. Linear scale.

Advertised in Oct-Nov 1948 NRI National Radio News.

6SL7 is bridge amplifier.

Net weight (2.2 lb = 1 kg) 11 lb (11 lb 0 oz) / 4.994 kg
Price in first year of sale 34.25 USD

Model page created by Gottfried Silberhorn. See "Data change" for further contributors.



All listed radios etc. from National Radio Institute (NRI); Washington, DC
Here you find 19 models, 19 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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