The compact, low-cost condenser mic audio amplifier described here provides good-quality audio of 0.5 watts at 4.5 volts. It can be used as part of intercoms, walkie-talkies, low-power transmitters, ...

We published a design for a stereo microphone preamplifier with balanced inputs and a phantom power supply. The heart of this circuit was a special Analog Devices IC, the SSM2017. Unfortunately, this ...

There’s a new kid in town, A-game Engineering. Its first product is the MA-1122, a battery-operated microphone preamplifier and headphone amplifier. The MA-1122 has a front-panel Neutrik XLR connector ...

DPA Microphones' HMA5000 two-channel high-voltage microphone amplifier provides extended dynamic headroom of 10dB more. The signal path is transformerless, allowing a frequency range from 10Hz to ...

Conventional wisdom has it that the solid state era in electronics began in 1948 with the invention of the transistor, or if you wish to split hairs, with the 1930s invention by the Russian [Oleg ...

NetPA Ultra FX Series combines manufacturer’s XPA Ultra FX amplifier platform with Dante network audio distribution and built ...