Do you need an electronic device to amplify audio signals in two channels? Then instrumentation amplifier AD522BD differential amplifier from Analog Devices is perfect for you! Its typical dual supply voltage is ±9|±12|±15 V, with a minimum of ±5 V and maximum of ±18 V. This part has a temperature range of -55 °C to 125 °C. This device uses dual power supplies. It has a single channel per chip.