B&K Precision 4045B - Manual User Manual
Page 15

15
– 10 s)
Modulation Characteristics
Amplitude
Modulation
Internal
0.1 Hz – 20 kHz sine, square, or
triangle waveform
External
5 V
p-p
for 100% modulation, 10
kΩ input impedance
Frequency
Modulation
Internal
0.1 Hz – 20 kHz sine, square, or
triangle waveform
External
5 V
p-p
for 100% modulation, 10
kΩ input impedance
Sweep Characteristics
Sweep Shape
Linear or Logarithmic, up or
down
Sweep Time
10 ms to 100 s
Input and Output
Trigger IN
TTL compatible
Maximum rate 1 MHz
Minimum width > 50 ns
Input impedance 1 kΩ
Sync OUT
TTL pulse at programmed
frequency
50 Ω source impedance
Modulation IN
5 V
p-p
for 100% modulation
10 kΩ input impedance
DC to > 20 kHz minimum
bandwidth
Counter Characteristics
Range
50 Hz to 50 MHz
Resolution
Auto ranging, up to 8 digits