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BK Precision 2120B - 30 MHz 2-Trace Scope With Probes

2120B - 30 MHz 2-Trace Scope With Probes
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BK Precision 2120B - 30 MHz 2-Trace Scope With Probes
B+K Precision's model 2120B is a dual trace oscilloscope that offers high performance at a low price. Most competitor's entry level oscilloscopes have a 20 MHz bandwidth, while B+K Precision's models 2120B has a bandwidth of 30 MHz. 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
List Price: $549.00
Add to Cart2120B

Specifications
VERTICAL AMPLIFIERS (CH 1 and CH 2)
Sensitivity5 mV/div to 5 V/div, 1 mV/div to 1 V/div at X5
Attenuator10 steps in 1-2-5 sequence. Vernier control provides full adjustment between steps.
Accuracy+-3%, +-5% at X5
Input Resistance1 M +- 2%
Input Capacitance25 pF +- 10pF
Frequency Response5 mV to 5 V/div: DC to 30 MHz (-3 dB). X5: DC to 10 MHz (-3 dB)
Rise Time12 ns (Overshoot <= 5%)
Operating ModesCH 1: CH 1, single trace
CH 2CH 2, single trace
ALTdual trace, alternating
CHOPdual trace, chopped
ADDalgebraic sum of CH 1 + CH 2
Polarity ReversalCH 2 only
Maximum Input Voltage400 V (DC + AC peak)
SWEEP SYSTEM
Sweep Speed0.1 us/div to 2s/div in 1-2-5 sequence, 23 steps. Vernier control provides fully adjustable sweep time between steps.
Accuracy+-3%
Sweep Magnification10x
TRIGGERING
Triggering ModesAUTO (free run) or NORM, TV-V, TV-H
Trigger SourceCH 1, CH 2, ALT, EXT, LINE
Maximum External Trigger Voltage300 V (DC + AC peak)
Trigger CouplingAC 30 Hz to 30 MHz
TV HUsed for triggering from horizontal sync pulses
TV VUsed for triggering from vertical sync pulses
TRIGGER SENSITIVITY
CouplingBandwidthIntExt
Auto100 Hz - 30 MHz1.5 div.100 mV
NormDC to 30 MHz1.5 div100 mV
TV V20 Hz-1 kHz5 div100 mV
TV H1 kHz-100 kHz.5 div100 mV
HORIZONTAL AMPLIFIER (Input through channel 2 input)
X-Y ModeSwitch selectable using X-Y switch. CH 1: X axis
CH 2Y axis
SensitivitySame as vertical channel 1
Input ImpedanceSame as vertical channel 1
Frequency ResponseDC to 1 MHz typical (-3 dB)
X-Y Phase DifferenceApproximately 3'' at 50 kHz
Maximum Input VoltageSame as vertical channel 1
CRT
TypeRectangular with internal graticule
Display Area8x10 div (1 div = 1 cm)
Accelerating Voltage2 kV
PhosphorP31
Trace RotationElectrical, front panel adjustable
Other Specifications
Calibrating Voltage1 kHz (+-10%) Positive Square Wave, 2 V p-p (+-3%)
ENVIRONMENT
Within Specified Accuracy50 0 to 95 0 F (10 0 to 35 0 C), <= 85% RH
Full Operation32 0 to 104 0 F (0 0 to 40 0 C), <=85% RH
Storage-4 0 to 158 0 F (-20 0 to +70 0 C)
Power Requirements100/120/220/240 VAC +- 10%, 50/60 Hz, approximately 40 W.
Dimensions (WxHxD)7x14.5x17.25'' (180 x 370 x 440 mm)
WeightApproximately 17.2 lbs. (7.8 kg)
Two Year Warranty
Accessories
SUPPLIED: Instruction Manual, Two PR-33A x1/x10 Probes or equivalent, AC Power Cord, Spare Fuse
OPTIONAL: PR-32A Demodulator Probe, PR-37A x1/x10/REE Probe, PR-100A x 100 Probe, PR-55 High Voltage x1000 Probe, LC-210A Carrying Case


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