Quote:
Originally posted by Fletcher
TLO 71 / TLO 72... they don't necessarily spec as well... but they often sound better [as always... your mileage may vary]
Note however, the TL07x series do not have the same output current capability, they are not specfied for driving down to 600ohms like the 5532/4. 2kohms is about the limit before you loose headroom.
Another advantage of the OP275 and OP37 is they can run on +/-20V rails.
Tim
Buzz Audio