Template:Why Use a -20 dB Pad
From Bose Portable PA Encyclopedia
Why -20 dBu?
- The XLR connects to a balanced low impedance input stage with a lot of gain. The 1/4" input is unbalanced, has about 20 dB less overall gain but a very high input impedance. [1]
↑ Hilmar-at-Bose talks about Channels 1 and 2