Key And Fuse Holders" On Page - HP 8920A Application Handbook

EXT SCOPE TRIGGER INPUT Connector − female BNC connector to
•
input an external oscilloscope trigger. Maximum input level is ≈ 20 V peak.
10 MHz REF OUTPUT Connector − female BNC connector outputs a 10
•
MHz reference signal for locking external instruments.
10 MHz REF INPUT Connector − female BNC connector to input an
•
external 1, 2, 5, or 10 MHz reference signal.
AUDIO MONITOR OUTPUT Connector − female BNC connector
•
provides an output from the AF Analyzer. Level is not affected by the
VOLUME control, but is affected by the SQUELCH control.
Chassis Ground Terminal − provides a chassis connection. Also provides a
•
safety ground when DC power is used.
RADIO INTERFACE Connector (optional) − 37 pin "D" style connector
•
for parallel and serial communications, and audio/transmitter control lines
between the Test Set and external radio equipment.
DC INPUT Connector − 2-pin female connector to input 11-28 Vdc @
•
120W (maximum) for DC operation.
AC INPUT Connector − 3-pin male connector to input 100 to 240 Vac for
•
AC operation.
Key and Fuse Holders
• AC/DC− selects the instrument's power source.
DC FUSE Holder − 15A 250V fuse for DC operation.
•
AC FUSE Holder − 5A 250V fuse for AC operation.
•
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The Test Set's Features
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