Agilent Technologies E5503A Manual do Utilizador descarregar pdf (Página 31)

Chapter 1 31

E5500 Phase Noise Measurement System Product Security

70428A Opt 002, N5508A Opt 002 25.8 GHz Tunable Microwave Source

Instrument memory

70428A Opt 002, N5508A Opt 002 25.8 GHz

Tunable Microwave Source

Instrument memory

Summary of instrument memory

The 70428A/002 and N5508A/002 tunable microwave sources do not store any measurement parameters

while in the power off state.

Memory

Type and

Size

Writable During

Normal Operations?

Data Retained

When Powered

Purpose/

Contents

Data Input

Method

Location in

Instrument and

Remarks

Sanitization

Procedure

Volatile

Memory

DRAM

128 KB

Yes No Stores current

measurement state

for the 70428A/002

and N5508A/002

Mw Source

User

Modifiable

A6 PS/Controller

board

Cycle power

Non-Volatile

Memory

EEPROM

2 KB

No Yes Stores model #,

serial #, options,

calibration constants

during calibration

Non - User

Modifiable

A6 PS/Controller

board

Not required, no

measurement

data present

Non-Volatile

Memory

EPROM

1 MB

No Yes Firmware for

instrument operation

Non - User

Modifiable

A6 PS/Controller

board

Not required, no

measurement

data present

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