PicoVNA Vector Network Analyzer Quick Start Guide
2
Copyright © 2017–2022 Pico Technology Ltd. All rights reserved. DO296-6
2.1 Symbols
These safety and electrical symbols may appear on the product or in this guide.
Symbols
Description
Earth (ground) terminal
This terminal can be used to
make a measurement ground
connection. It is NOT a safety or
protective earth.
Chassis terminal
Possibility of electric shock
Caution
Appearance on the product
indicates a need to read this safety
and operation manual.
Do not dispose of this product as
unsorted municipal waste
2.2 Maximum input and output ranges
WARNING
To prevent electric shock, do not attempt to measure or apply signal levels
outside the specified maxima below.
The table below indicates the maximum voltage of the outputs and the overvoltage
protection range for input on the VNA and its calibration accessories. The overvoltage
protection ranges are the maximum voltages that can be applied without damaging the
instrument or accessory.
Instrument connectors
Maximum operating voltage
(output or input)
Overvoltage or overcurrent
protection
Ports 1 and 2
+10 dBm
(about 710 mV RMS)
+20 dBm
(about 2.2 V RMS)
Bias-Ts 1 and 2
±15 V DC
250 mA
Trigger and reference in
±6 V pk
Trigger and reference out
0 V to +5 V
Do not apply a voltage
Calibration accessory connectors
Overvoltage protection
SOLT-PREM and SOLT-STD ports
+20 dBm
SOLT-AUTO ports A/B
+20 dBm
WARNING
Signals exceeding the voltage limits in the table below are defined as
“hazardous live” by EN 61010.
Signal voltage limits of EN 61010-1:2010+A1:2019
±60 V DC
30 V AC RMS
± 42.4 V pk max.
