Chapter 2 Getting Started; Setting Up A Clock Signal - HP 81101A Quick Start Manual

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Getting Started

Setting Up a Clock Signal

Setting Up a Clock Signal
Task
Set up a continuous clock signal with 25 MHz frequency with PLL
accuracy, a duty cycle of 50 %, 6 ns transition times, a high level of 2.5 V
and low level of 0 V.
2.5 V
0.0 V
Instructions
To set the operating mode and trigger mode as required:
1 Reset all parameters and modes by pressing SHIFT + STORE (RECALL) + 0.
2 Press the MODE/TRG softkey to enter the Mode/Trigger screen.
3 Move the entry focus down to P
30
Duty Cycle = 50 %
f = 25 MHz
Trigger mode CONTINUOUS and operating mode PULSES are
selected by default.
select
PLL.
INTERNAL
CONTINUOUS PULSES
Single-Pulses at Out1
Pulse-Period: internal PLL
MODE/TRG
-P
ULSE
OUTPUT
LIMITS
and turn the knob to
ERIOD
MODIFY
intOsc
intPLL
*CLK-IN
TRG-LEV

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