Silicon Investigations HP 8566B, HP 8567A and HP 8568B Repair Service

Silicon Investigations repair service for the HP (Agilent, Keysight) 8566B, HP 8567A and HP 8568B spectrum analyzers.  These machines are still a good value on the used market for their capabilities and are well worth repairing.  We also purchase non working and surplus analyzers if you are looking to sell rather than repair a unit.


Model:                           HP 8566B
HP 8567A, HP8568B
Frequency range:           100Hz - 22Ghz
Resolution Bandwidth     10Hz  - 3Mhz
Amplitude                     -134 to +30dBm

100Hz - 1.5Ghz
10Hz   - 3Mhz (1khz - 3Mhz for 8567A)
-135 to +30dBm  (-115 to +30dBm 8567A)

The HP 856xx series spectrum analyzers are known to have power supply and CRT problems over time.  The most common problem is power supply failure with failed CRTs the next most common problem.  Silicon Investigations has most assemblies for this instrument in stock.  We also have refurbished units available.  Please email us with your requirements for repair or availability of refurbished instruments.

HP (Agilent, Keysight) 856XX Reference Information:

HP 8566B Operation Manual
HP 8566B Performance Test Manual
HP 8566B Service Manual
HP 8566A Operation Manual
HP 8567A User Manual
HP 8568B Operation Manual

HP Application Notes:
An Example of Automatic Measurement of Conducted EMI with the HP 8568A Spectrum Analyzer
Automated Noise Sideband Measurements Using the HP 8568A Spectrum Analyzer

Please see our shipping information page for packing and shipping of your valuable instrument: Shipping Cautions

Please call us at 920-955-3693 or email [email protected] 


Last Modified May 29, 2020
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