B+K Precision Model 2190B is one of the most economical 100 MHz analog oscilloscopes on the market, yet it has all of the high performance features needed for most applications, including delayed time base, bandwidth limiter, and Y axis output. This oscilloscope is built by and backed by B+K Precision, a company that has been selling reliable, durable, value priced test instruments for over 50 years. Features Dual time base oscilloscope (2 channel) 5mV/division sensitivity Sweeps to 5ns/division 23 calibrated ranges, main time base Signal delay line 15 kV accelerating voltage Channel 2 output Specifications VERTICAL AMPLIFIERS (CH 1 and CH 2) Sensitivity : 5mV/div to 5V/div. 1 mV/div to 1V/div (at X5 MAG) Attenuator : 10 calibrated steps in 1-2-5 sequence. Vernier control provides fully adjustable sensitivity between steps, adjustment range 1/1 to 1/2.5 Accuracy : ±3% (±5% at X5 MAG) Input Impedance : 1MΩ + 3% Input Capacitance : 25 pF +- 10pF Frequency Response : DC : DC to 100 MHz (-3 dB) X5 MAG : DC to 20 MHz (-3 dB) AC : 10Hz to 100 MHz (-3 dB) Rise Time : 3.5 ns (Overshoot Signal Delay Time : Variable Square Wave Characteristics : Overshoot less than 5%, 10mV/div range. Other ranges within 5% additional Maximum Input Voltage : 400V (DC + AC peak) VERTICAL AMPLIFIERS Operating Modes : CH 1, CH 2, Dual, Add Delay Time Between Channels : Within 1 ns between CH 1 and CH 2 Crosstalk : 30 : 1 at 100 kHz SWEEP SYSTEM Operating Modes A : A sweep B : Delayed B sweep B TRIG

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