Generate test tones for radio audio level alignment Calibration and testing of sound equipment or speakers Reference tone generation for tuning musical instruments Demonstration of audio ...

[RichDecibels] wrote in to share a new device he built called the “Sinster Tone Generator”. It’s basically a bass drone synthesizer that uses two pairs of heterodyning oscillators to ...

Microcontroller addict [Debraj] decided to make his own programmable sine wave generator ... than low-cost, his list of requirements was as follows: Dual sine wave output, synchronized Frequency ...

In 1997, the U.S. National Oceanic and Atmospheric Administration (NOAA) underwater microphones picked up a strange, intense sound from ... I attempted to use the Low-Frequency Array (LOFAR ...

Description: sweep, AM, Gating, Trigger/Burst, FSK and Hop GPIB and RS-232 interfaces Standard waveforms are sine, square, positive pulse, negative pulse, triangle, ramp up, ramp down. Additionally ...

Low-bandwidth, Ultra-Fast-Lock Frequency Synthesizer, capable to operate with a very low reference frequencies (32kHz - 33kHz). See our features list for more details.

Noise generators and sources are used to produce noise outputs for testing radio frequency (RF) equipment. Noise generators are used to test and align many types of transmitters and receivers. They ...

An ultra-low jitter wideband LC PLL has been developed to meet ... and integer-N feedback divider to improve substrate noise rejection. The PLL can be readily configured for a wide variety of ...

In a new Nature study, Columbia Engineering researchers have built a photonic chip that is able to produce high-quality, ultra ... noise of the input laser wave. The second microresonator is adjusted ...