All data measured using the ELV Energy Master Profi-2 Energy Master Profi-2:
I was able to get a used 40dB power attenuator from a fellow ham. It is a 250W version in a very good condition. The attenuator should be usable up to 6GHz.
Read more: Weinschel 40dB fixed high power coaxial attenuator
I've bought some 30dB SMA pads from Huber&Suhner.
Here some measurements using the miniVNAtiny with vna/J:
I've bought a cheap chinese DC-block on eBay for my spectrum analyser.
Here some measurements using the miniVNAtiny with vna/J:
I've done some measurements on two RF detectors - one on an older diode detector from ELDITEST 
and another one on an AD8307 based one 
from SV1AFN.
Today I've done a quick check on my existing DMMs. Absolute interesting - all three multimeter are showing an excellent accuracy compared to each other - independent of their age!
Ich habe von **** eine gebrauchte, schaltbare Eichleitung gekauft. Laut Aufschrift stammt sie von **RE Instruments** aus Jülich. Sie dürfe aus der Zeit vor der Jahrtausendwende stammen und ist wohl aus einem HF-Signalgenerator ausgebaut worden.
Nachdem wie gesagt, das Europagehäuse für den Blei-Gel-Lader zu groß war, hatte ich noch ein kleines Gehäuse "übrig".
Subcategories
RF Powermeter
To get into the story I recommend to read the following articles in this sequence:
- RF Powermeter - First steps
- RF Powermeter - Uploading HMI file
- RF Powermeter - Firmware 1.8.1
- RF Powermeter - Precision
- RF Powermeter - Calibration basics
- RF Powermeter - Unstable readings
- RF Powermeter - Unstable reading - Reloaded
- RF Powermeter - Updated display files