HP 8591C Uživatelský manuál Strana 484

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Accessories
A number of accessories are available from Hewlett-Packard to help you
configure your cable TV analyzer for your specific applications. They can be
ordered through your local HP Sales and Service Office.
RF
Bridges
The HP
86207A
750 RF bridge can be used to make reflection measurements
with the cable TV analyzer. This external directional bridge offers high
directivity and excellent port match. The HP
86207A
operates over a
frequency range of 300
kHz
to 3
GHz.
AC
Power
Source
The HP
859OlA
provides 200 watts of continuous power for field and mobile
application. The self-contained ac power source has outputs for either 115
V or 230 V and runs on its own internal battery, an external battery, or on
another 12 V dc source. Typical operating time exceeds 1 hour for 100 watt
continuous use at room temperature.
9-7
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