The instrumentation amplifier in this picture is of the OPERATIONAL AMPLIFIER-type. During the past two weeks, there have been close to 5 terminations. A total of 5 pins are located on this board. This linear amplifier should be powered by an 5V battery. This particular linear amplifier is a type of Operational Amplifier device, to be precise. The op amp ic has an array of 5 pins on it.
LT6274HS5#PBF Features
5 Pins supply voltage of 5V
LT6274HS5#PBF Applications
There are a lot of Analog Devices, Inc. LT6274HS5#PBF Instrumentational OP Amps applications.