Only the SRD-1 gives you proof by direct user measurement. And only the SRD-1 gives you verified performance by documentation. Modulation Sciences used the services of an independent professional engineer whose certified report verifies the SRD-1’s performance and details the measurement procedure. You can put your trust in the SRD-1.
Four operating modes for added versatility
Select any of four operating modes from front panel push buttons in order to examine the transmitted signal in every possible way.
1.1. BTSC Mode: Left and Right outputs.
1.2. BTSC Mode: Sum and Difference outputs
1.3. Equivalent Mode: Left and Right outputs
1.4. Equivalent Mode: Sum and Difference outputs