4012A Datasheet by B&K Precision

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5 MHz Sweep Function Generator
Model 4012A
Data Sheet
www.bkprecision.com
Technical data subject to change
© B&K Precision Corp. 2014
v080114
Model 4012A is a popular 5 MHz generator for general
bench and lab use with an ideal mixture of features and
sweep function at a compelling price.
Features & Benefits
0.5 Hz to 5 MHz
Sine, Square, Triangle, Pulse, and Ramp output
Coarse and fine tuning knobs
4-digit LED display
Linear and log sweep
Variable duty cycle
Variable DC offset
Variable 20 Vpp output into open circuit (10 Vpp into 50 )
Specifications 4012A
Frequency Characteristics
Waveforms Sine, Square, Triangle, ±Pulse, ±Ramp
Range 0.5 Hz to 5 MHz in 7 ranges
Resolution 4 digits
Tuning Range 10:1
Fine ±5% of coarse setting
Variable Duty Cycle 15:85:15 cont variable
Operating Modes Normal, Sweep, VCG
Output Characteristics
Impedance 50 ±10%
Level 20 V p-p Open circuit, 10 V p-p into 50
Amplitude Variable, 20 dB range typical
Attenuation -20 dB ±1dB
DC Offset Preset: ±0.1 V typical
Variable: ±10 V open-circuit ±5 into 50
Sine Wave
Distortion <3% typical at 1 kHz
Flatness (Into 50 ) ±5% ±(.45 dB) 0.5 Hz to 5 MHz
Square Wave
Symmetry 0.1 Hz to 100 kHz <2%
Rise time (Into 50 )120 nS
Triangle Wave
Linearity 98% to 100 kHz
TTL Output
Level 0.8 V to 2.4 V
Rise time 20 nS
Duty Cycle 50% typical
CMOS Output
Max. Frequency 2 MHz
Level 4 V to 14 V ±0.5 V p-p continuously variable
Rise Time 120 nS (Open circuit)
VCG (Voltage controlled generator)
Input Voltage 0-10 V ±1 V causes a 100:1 frequency change
Impedance 10 k ±5%
Sweep Operation
Mode LIN/LOG
Width 100:1 continuously variable
Rate 0.5 s to 30 s continuously variable
Frequency Counter
Accuracy Time base accuracy ±1 count
Time Base Accuracy ±10 ppm (23 °C ± 5 °C)
Display 4 digit LED
General
AC Input 120/230 VAC ±10%, 50/60 Hz, internal jumper selectable
Dimensions (W x H x D) 10.5” x 4.5” x 12.25” (266.7 x 114.3 x 311.15 mm)
Weight 4 lbs (1.8 kg)
Two-Year Warranty
Included Accessories Instruction manual, output cable (BNC to alligator clips)

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