Radio System Blog
Schematic of Step Attenuator
- Details
- Category: Radio System
- Published: Sunday, 14 April 2019 21:46
- Hits: 11509
Searched online to find some schematics of step attenuators and then edited schematic into QUCS.
Simulator result
DB
Volts | Expected DB | Calc DB |
5 | ||
4.46 | 1 | -0.99 |
3.55 | 3 | -2.97 |
2.52 | 6 | -5.95 |
1.26 | 12 | -11.97 |
0.403 | 22 | -21.87 |
0.0675 | 42 | -37.39 |
The +20 db step is off quite a bit.