There are two types of operational amplifiers in this circuit. Instrumentation amplifier is delivered in a Tube case. There have been a total of 8 terminations over the past year. In total, there are 8 pins on this op amp ic. Please take in mind that op amp should be run at 5V. There are two types of Operational Amplifier op amps in this case, and this device falls into one of them.
LM358N Features
8 Pins supply voltage of 5V
LM358N Applications
There are a lot of Rochester Electronics, LLC LM358N Instrumentational OP Amps applications.