Search results
Results from the WOW.Com Content Network
The type of radio emission is “F1D”, frequency-shift keying. A message contains a station's callsign, Maidenhead grid locator, and transmitter power in dBm. [3] The WSPR protocol compresses the information in the message into 50 bits (binary digits).
One can view the same transposition as "frequency scaling", "scaling" (multiplying) the frequency of every note by 3/2. Musical transposition preserves the ratios of the harmonic frequencies that determine the sound's timbre , unlike the frequency shift performed by amplitude modulation , which adds a fixed frequency offset to the frequency of ...
Valhalla Space Modulator is a plugin, free with the purchase of any other ValhallaDSP plugin, which simulates some kinds of flanging and pitch shift effects. [ 28 ] [ 29 ] [ 30 ] Valhalla Delay
A frequency synthesizer is an electronic circuit that generates a range of frequencies from a single reference frequency. Frequency synthesizers are used in devices such as radio receivers, televisions, mobile telephones, radiotelephones, walkie-talkies, CB radios, cable television converter boxes, satellite receivers, and GPS systems.
A "wobbulator" (without capitalization) is a generic term for the swept-output RF oscillator described above, a frequency-modulated oscillator, also called a "sweep generator" by most professional electronics engineers and technicians. [1] A wobbulator was used in some old microwave signal generators to create what amounted to frequency modulation.
It specifies audio frequency-shift keying (AFSK) to encode and transfer data at a rate of 1200 bits per second (bit/s), half-duplex. It has separate sets of circuits for 1200 bit/s and 300 bit/s rates. [ 1 ]
The feedback network 'shifts' the phase of the amplifier output by 180 degrees at the oscillation frequency to give positive feedback. [1] Phase-shift oscillators are often used at audio frequency as audio oscillators. The filter produces a phase shift that increases with frequency. It must have a maximum phase shift of more than 180 degrees at ...
A phaser is an electronic sound processor used to filter a signal by creating a series of peaks and troughs in the frequency spectrum. The position of the peaks and troughs of the waveform being affected is typically modulated by an internal low-frequency oscillator so that they vary over time, creating a sweeping effect.