Mixed Signal Logic Analyser Option Mixed signal upgrade option for non-MSO (Mixed Signal Option) models, 250 MHz. The R&S RTO-B1 MSO option turns the R&S RTO oscilloscopes into fast, precise and easy-to-use mixed signal oscilloscopes (MSO). Suitable for use with the following ScopeRider digital oscilloscopes: RTH1002 and RTH1004 (RS Stock No's. 125-9462 125-9463 respectively). Benefits MSO option enhances analysis capabilities of the R&S®RTO oscilloscopes More signal details thanks to high time resolution across the entire memory depth Reliable triggering on signal events Specifications Digital channels: 16 channels (2 logic probes) Input impedance: 100 kΩ ± 2 % || ∼4 pF (meas.) at probe tips