Agilent
E 4405 B Spectrum Analyzer
The Agilent E 4405 B Spectrum Analyzer is an ESA-E Series spectrum analyzer. The Agilent E 4405 B Spectrum Analyzer has a frequency range of 9 kHz to 13.2 GHz. The Agilent E 4405 B Spectrum Analyzer can power on and display an "LO UNLOCK" alignment code.[1][2]
What it is
How it works
The E 4405 B supports zero span operation. The E 4405 B has a frequency span range of 0 Hz and 100 Hz up to the analyzer range. The E 4405 B has resolution bandwidths from 1 kHz to 5 MHz in a 1-3-10 sequence, with 9 kHz and 120 kHz EMI bandwidths. The E 4405 B has a video bandwidth range from 30 Hz to 3 MHz in a 1-3-10 sequence.[2]
Why won't it start?
Documented failure modes, common issues, and field considerations.
- Unit powers on and displays an 'LO UNLOCK' alignment code
What do the numbers mean?
Power & electrical2
- 9kHZ-13.2GHz[3]
Performance2
- Unit powers on and displays an 'LO UNLOCK' alignment code[3]
Configuration & options4
What does it need to run?
Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Frequently asked questions
What type of instrument is the Agilent E 4405 B?
The Agilent E 4405 B is a spectrum analyzer in the ESA-E Series.[1][5]
What frequency range does the Agilent E 4405 B cover?
Does the Agilent E 4405 B support zero span measurements?
The E 4405 B supports a frequency span range that includes 0 Hz zero span.[2]
Not publicly documented
The following facts about the E 4405 B Spectrum Analyzer are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the E 4405 B Spectrum Analyzer are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the E 4405 B Spectrum Analyzer are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the E 4405 B Spectrum Analyzer are not on record.
Answerable by: an engineer who operated it or OEM installation records
The process node or technology generation of the E 4405 B Spectrum Analyzer is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the E 4405 B Spectrum Analyzer are on record.
Answerable by: an OEM parts catalog or a service engineer
Sources & citations
Sources (5)Every fact above is drawn from these public sources
- [1]waferpedia.com — waferpedia.comwaferpedia.com
- [2]accusrc.com — accusrc.comaccusrc.com
- [3]Inventory photo
- [4]Inventory photo
- [5]https://chiantech.com.tw/upload/Operations-Manual-Agilent-E4405B-Spectrum-Analyzer.pdf — chiantech.com.twchiantech.com.tw
Last updated Oct 19, 2026.
Compare with similar tools
View all →The ABM-407B-2-S-CE-S293 is a robot.