Resistance Box Plug Type (Constantan Coil)
Precision quality consisting of 12mm (approx. 1/2”) thick rectangular brass block, non inductive, double covered Eureka Constantan wire is wound on bakelite spool, enclosed in a wood box. Accuracy ±0.1%.
Range No. of Coils No. of Plugs
a) 0.1 – 1 5 6 Ω
b) 0.1 – 5 8 9 Ω
c) 0.1 – 10 9 10 Ω
d) 0.1 – 50 12 13 Ω
e) 0.1 – 100 13 14 Ω
f) 0.1 – 500 16 17 Ω
g) 0.1 – 1000 17 18 Ω
h) 1- 10 5 6 Ω
I) 1 – 50 8 9 Ω
j) 1 – 100 9 10 Ω
k) 1 – 500 12 13 Ω
l) 1 – 1000 13 14 Ω
m) 1 – 5000 16 17 Ω
n) 1 – 10000 17 18 Ω