Some Pictures of My HP 8566B Spectrum Analyzer
The latest addition to my lab is an HP 8566B spectrum analyzer. This isn’t just any spectrum analyzer, it was […]
EDC/Krohn-Hite MV216A DC Voltage Standard Teardown and Tempco Measurement
In this blog post, we are going to take a look at Electronic Development Corporation’s (EDC, acquired by Krohn-Hite in […]
Keithley 706 Scanner Teardown
I bought this Keithley 706 scanner on eBay a while ago. This scanner can take up to ten different scanner […]
Teardown of a Cisco CSS 11503 Content Services Switch
This old Cisco switch was on its way to the dumpster at my work place, so I thought I would […]
Wavetek 859 50 MHz Pulse Generator Teardown
In this blog post, let us take a look at a Wavetek 859 50 Mhz pulse generator. This pulse generator […]
Amrel PPS-2322 Programmable Power Supply Teardown
I picked up an Amrel PPS-2322 programmable power supply from eBay recently. You probably have not heard of the Amrel […]
Keithley 614 Electrometer Teardown
In this blog post, we will take a look inside a 1980 vintage Keithley 614 Electrometer. While it was designed […]
Wavetek 1045 RF Power Meter Teardown
I bought a Wavetek 1045 RF power meter off eBay a few weeks ago. It came with a 13787 detector […]
HP 8642B Teardown Pictures
In my last post, I showed my LED backlight mod of the HP 8642B synthesized signal generator. And during the […]
Wavetek 907 Repair, YIG Oscillator Teardown
As I mentioned in my previous posting, there was an issue with my Wavetek 907 microwave frequency generator. While everything […]
Wavetek 907 Signal Generator Teardown
Since I just got myself an HP 5350B microwave counter and I had fixed it up, I thought it would […]
MF 10A Analog Multimeter Teardown
Dave did an analog multimeter teardown in his latest episode. I have a Chinese made MF 10A multimeter bought back […]
Keithley 197 Teardown and Repair
A few days ago, I bought a Keithley 197 sold as “unknown working condition” on the cheap. The seller said […]
HP 6113A Teardown And Calibration
A couple of weeks ago I did a teardown of HP 6181C — a precision DC current source made in […]
HP 6181C DC Current Source Teardown
HP 6181C is a lab grade 0 to 250 mA current source manufactured back in the late 70’s and early […]