The DMD4008 Series of transmitters accepts a resistance input from potentiometer, slidewire, linear-position, displacement, or rotational devices and provides an optically isolated dc voltage or ...

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 ...

A circuit used to control the level of a video signal should have a 3-dB cutoff frequency of greater than 5 MHz for a television application or 100 MHz for a monitor application. CMOS-based digital ...

According to a quick scan of professional audio forums, a perennial question is how to build a purist balanced volume controller. Two recurring themes are H-pad attenuators and dual-gang pots. H-pads ...

In a balanced op-amp circuit, the op-amp inputs see equal impedances looking into the circuit. Balanced circuits provide better performance by cancelling some input errors and have a simple R F /R I ...

A 2.1-channel audio preamplifier with DAC, MM/MC phono, balanced XLRs, analog bass management, and home theater bypass Parasound has recently released a new 2.1-channel audio preamplifier to its ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Back in my college days when PortaPaks were all the rage, one of the most helpful and practical ...

Monoprice’s Desktop Headphone Amplifier delivers high performance, rich features, and high value for the demanding audio enthusiast. It might be disappearing from smartphones, but plenty of home and ...