De-Sauty’s Bridge
This bridge is used to measure the unknown value of capacitance. The instrument has following in built parts fitted in teak wood case. AC Source : The Bridge consist of sine wave signal of 1KHZ. The
Amplitude of AC switch indicating lamp is provided on the Bakelite board. Two sockets are provided for the output of AC signals. Detector : For detecting small AC signals in the output, Null Detector
is in-built with digital display. Unknown Value : Five unknown values are provided on the board
selected by a Rotary switch. Circuit Diagram : The circuit layout on the board is quite spread out
to facilitate convenient working & clear understanding. 4mm socket are provided for making connection.
R1, R2 : Two decade dial of x10 & x100 ohms.
C2 : Decade dial of x 0.01 mfd.