A very small, cheap and easy to build spectrum analyzer and signal generator with remarkable performance.
- Spectrum analyzer span 0-250MHz
- RBW switchable between 3kHz, 10kHz, 30kHz, 100kHz, 300kHz and 600kHz
- IIP3 +7dBm
- Noise level below -100dBm with RBW of 10kHz
- Output of signal generator: 0-250MHz at -3dBm till -33dBm
- Optional 0-30dBm switchable input attenuator
- Optional calibration output
Measurement exeample
