User manual
39
www.bkprecision.com
Pulse Generators
Signal Generators
The 4033 and 4034 are high performance
programmable pulse generators ideal for
testing digital systems and circuits based on
TTL, CMOS, or ECL technologies. Both 
instruments generate clean and accurate
pulses at up to 6 digits resolution with a 
repetition rate up to 50 MHz, variable pulse
widths from 10 ns to 10 s, and pulse delays
from 0 ns to 10 s. Output levels are
adjustable from -10 V to +10 V, with pulse
amplitudes settable from 0.1 Vpp to 10 Vpp
into a 50 ohm load. 
All parameters, modes, and functions are 
programmable via the front panel or remote
control commands. Additionally, the pulse
generators provide selectable complemen-
tary pulse and double pulse generation in
continuous, triggered, gated, and counted
burst modes. 
50 MHz Programmable Pulse Generators
Features & Benefits
Applications
■ Repetition rate of 0.1 Hz to 50 MHz
■ Flexible trigger modes: Continuous, 
Triggered (internal, external, manual), 
Gated Burst and External Width
■ Pulse width programmable from 10 ns 
to 10 s
■ Transition times (rise and fall times) 
variable from 6 ns to 100 ms
■ Programmable delay and double pulse
■ Predefined amplitude levels for ECL,
TTL, and CMOS signals
■ Store up to 99 different test setups with 
auto retention of last power down setup
■ Pulse amplitudes up to 10 Vpp into 
50 Ω output
■ Programmable via GPIB and RS-232
■ SCPI compatible
■ Automatic Test Equipment (ATE)
■ Avionics and radar testing
■ Switching power supply testing
■ Characterization of active components
Dual-Channel Model 4034
Users can save cost and bench space with
two independent channel outputs. Both chan-
nels offer full functionality and all parameters
such as pulse width and transition time can
be set individually. The channels can also be
synchronized with the push of a button.
Specifications 4033 4034
Channels 1 2
Frequency 0.1 Hz – 50 MHz
Period 40 ns to 10 s (25 MHz to 0.1 Hz repetition rate)
Width 10 ns to (Period – 10 ns)
Delay 0 ns to (Period – Width – 10 ns)
Duty Cycle 1 to 99%
Amplitude 0.1 V to 10 Vpp into 50 Ω load (20 Vpp max into open circuit)
Transition Times
<6 ns to 100 ms variable. Leading and trailing edges settable separately and limited to
20:1 ratio between settings into one of the following ranges: 5 ns-100 ns; 50 ns-1.0 us;
500 ns-10 us; 5.0 us-100 us; 50 us-1.0 ms; 500 us-10 ms, 5 ms – 100 ms
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