| The LM4562/LME49720 is rated at 34 volts max, if you use it with a supply above + - 17 volts it will fail. Use the 22 volt version, the LME49860NA, rated at + - 22 volts. For a single package part, use the LME49870. The new BB OPA211 is a very good sounding part as is the fet input OPA827.
Jim Williams
Audio Upgrades |