Specifications – B&K Precision 4079 - Datasheet User Manual
Page 4

4
4
w
w w
w w
w..b
bk
k p
prre
ec
c iis
siio
on
n..c
c o
om
m
50 MHz Arbitrary / Function Generators
Models 4076 & 4079
Channels
1 Channel
2 Channels
FFrreeqquuee nnccyy C
Chh aarraaccttee rrii ssttiiccss
Sine
1 µHz to 50 MHz
Square
1 µHz to 50 MHz
Triangle, Ramp
1 µHz to 5 MHz
Pulse
0.5 mHz to 25 MHz
Accuracy
0.001 % (10 ppm)
Resolution
12 digits or 1 µHz
A
Arrbbiittrraarryy C
Chhaarraacctt eerriisstt iiccss
Built-in Waveforms
Sine, Triangle, Square, Noise, Ramp Up, Ramp
Down, Sine(X)/X, Exponential Up, Exponential
Down, Gaussian
Waveform Length
2 points to 4,000,000 points
Vertical Resolution
14 bits (16,384 levels)
Noise
Add 1% to 100% to output waveform
Sampling Rate
125 MSa/s, Point execution rate adjustable from 8 ns-100 s
Frequency
Accuracy: 0.005% (50 ppm)
Resolution: 4 digits or 1 ps
O
Ouuttppuutt C
Chhaarraacctteerriisstt iiccss
Amplitude Range
10 mV to 10 Vp-p into 50 Ω
Amplitude Resolution
3 digits (1000 counts)
Amplitude Accuracy (1 kHz)
± 1% ± 20 mV of programmed output from
1 V – 10 V
Flatness (relative to 1 kHz)
± 0.1 dB to 10 MHz
± 1 dB to 50 MHz
Offset Range
± 4.99 V into 50 Ω, depending on the
Amplitude setting
Offset Resolution
10 mV with 3 digits resolution
Offset Accuracy
± 1% ± 10 mV into 50 Ω
Output Impedance
50 Ω typical
Output Protection
The instrument’s output is protected against
short circuit or nominal accidental voltages
applied to the main output connector
Filter
9 pole Elliptic and 5 pole Bessel filters
W
W aavvee ffoorrm
m C
Chh aarraacctt eerrii ssttiiccss
Harmonic Distortion (sine)
DC-20 kHz, -65 dBc
20 kHz-100 kHz, 60 dBc
100 kHz-5 MHz, -45 dBc
5 MHz-50 MHz, -35 dBc
Spurious (sine)
DC-1 MHz < -65 dBc
Rise/Fall Time (square, pulse)
< 6 ns (10% to 90%) at full amplitude into 50 Ω
Variable Duty Cycle
20% to 80% to 10 MHz (square)
40% to 60% to 30 MHz (square)
50% >30 MHz (square)
Variable Symmetry
10%-90% to 5 MHz (triangle)
Symmetry at 50%
< 0.5 %
Linearity (triangle, ramp)
<0.1% of peak output (1 µHz to 250 kHz)
Aberrations
< 3 % of p-p amplitude ± 50 mV
Pulse Width
20 ns to <(Period-20 ns)
(10 ns resolution)
Variable Edge Time
100 ns to Width/0.625 (50 % duty cycle)
10 ns resolution
O
Oppeerraatt iinngg M
Moodd eess
Continuous
Output continuous at programmed parameters
Triggered
Output quiescent until triggered by an internal or
external trigger, at which time one waveform cycle is
generated to programmed parameters. Frequency of
waveform cycle is limited to 20 MHz in ARB mode
and 10 MHz in DDS mode
Gate
Same as triggered mode, except waveform is
executed for the duration of the gate signal. The last
cycle started is completed
Burst
2-999,999 cycles
Phase
-180 to +180 degrees with 0.1 degree resolution
Trigger Source
Trigger source may be internal, external or manual.
Internal trigger rate 0.01 Hz-1 MHz (1 µs – 100 s)
M
M oodduull aatt iioonn C
Chh aarraacctt eerriissttii ccss
Amplitude Modulation
Internal
0.01 Hz-20 kHz sine , square or triangle waveform
variable modulation from 0% to 100%
External
5 Vp-p for 100% modulation, 10 kΩ input
impedance, 0.01 Hz – 50 KHz bandwidth
Frequency Modulation
Internal
0.01 Hz-20 kHz sine wave, square or triangle
External
5 Vp-p for 100% deviation, 10 kΩ input impedance
0.01 Hz – 50 kHz bandwidth
FSK
Internal
0.01 Hz to 1 MHz
External
1 MHz max.
SSw
wee eepp C
Chhaarraacctteerriisstt iiccss
Sweep Shape
Linear and Logarithmic, up or down
Sweep Time
10 ms to 500 s
Sweep Trigger
internal, external, continuous or burst
IInnppuuttss aanndd O
Ouuttppuuttss
Trigger IN
TTL Compatible
Maximum rate 20 MHz
Minimum width 20 ns
Input Impedance10 kΩ nominal
Sync OUT
TTL pulse at programmed frequency, 50 Ω source
impedance
Modulation IN
5 Vp-p for 100% modulation
10 kΩ input impedance
DC to >50 kHz minimum bandwidth
Marker Out
Positive TTL pulse user programmable in Arbitrary
waveform, 50 Ω source impedance
Reference IN-OUT
10 MHz, TTL compatible, input or output, for
external unit synchronization 50 Ω output impedance
and 1 kΩ input
Summing IN
Adds signal from an external source to the main
output. Input impedance is 500 Ω
IInntt eerrnn aall T
Trrii ggggeerr
Repetition
1 ms to 100 s
Resolution
4 digits
Accuracy
±0.002%
G
Gee nneerraall
Display Resolution
160 x 80 dots LCD
Remote Control Interface
GPIB, RS-232
Store Memory
50 full panel settings at power-off
Dimensions (WxHxD)
8.4(213) x 3.5(88) x 10.8(275) inches (mm)
Weight
Approx. 2.5 kg (5.55 lbs)
Power
100-240 VAC ± 10%, 50 VA max.
Temperature
Operating
0 ºC to + 50 ºC
Non-operating -20 ºC to + 70 ºC
Humidity
95 % RH , 0 ºC to 30 ºC
EMC
According to EN55011 for radiated and conducted
emissions
Electrical Discharge Immunity
According to EN55082
Safety Specifications
According to EN61010 , CE approved
Accessories
Supplied: CD containing user manual & Wave-X software, null modem serial
interface cable, power cord
Specifications
4076
4079
models
Three Year Warranty
v010610