SB118 type DC voltage and current sourceDetailed product description：

The SB118 DC voltage and current source is a desktop instrument that can provide both DC voltage output and standard DC current output. The voltage source of this instrument has five ranges of 20mV-50V; The DC current source of the instrument is a high-precision constant current source with a wide range of current variation and high output impedance. It has five ranges and the output current can be adjusted from 1nA-50mA. This product is easy to use and suitable for verifying, testing, and repairing DC voltage and current of various instruments and meters.  

Main technical indicators

SB118 type DC voltage current source DC voltage source

Voltage output range: 5 µ V-50V, maximum load current is 10mA
Range: divided into five levels, 20mV, 200mV, 2V, 20V, 50V, with coarse and fine adjustments
Basic error of output voltage: ± (0.1% RD+0.02% FS)
Output voltage display: 4 1/2 LED
Load current display of output voltage: 4 1/2 LED

DC current source

Current output range: 1nA-50mA, maximum output voltage is 5V
Range: divided into five levels, 20 µ A, 200 µ A, 2mA, 20mA, 50mA, with coarse and fine adjustments (expandable to 200mA)
Basic error of output current: ± (0.03% RD+0.02% FS)
Output current indicator: 4 1/2 LED

Dimensions: 135 × 380 × 250mm

The SB118/1 DC voltage and current source is an improved version of the SB118. In addition to having all the functions of the original SB118, it also adds a portion of 4 1/2 position DC voltmeter, with five measurement ranges of 20mV-200V and an accuracy of up to 0.05%. The highest resolution can reach 1 µ V.