Cassetta di resistenze a decadi

Inventario: 

Costruttore:  General Radio Company, Cambridge (MA), USA, 1950 circa

Data di acquisto:  

Materiali e componenti: 

Dimensioni: 40 x 12 x 12 cm

Prezzo: 

Descrizione e caratteristiche fisiche

A Decade Resistance Box is part of test equipment with two terminals that allows the user to select one of numerous values of resistors. It has five switches, one for each decade of resistance, so you can dial in any resistance, from 0.1 Ω to 11.111 kΩ (five decades).

Bibliografia & sitografia

• General Radio Company (1956). Manual of Type 1432 Decade Resistors; Instruction of Type 1432 Decade Resistor

• Radio Museum: Decade Resistor 1432, www.radiomuseum.org/r/gener_raco_decade_resistor_1432m.html

• SGLabs Test & Measurement Instruments: GenRad 1432 Decade Resistor, www.sglabs.it

• WikipediA: Decade box, en.wikipedia.org/wiki/Decade_box