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In a radio receiver, a beat frequency oscillator or BFO is a dedicated oscillator used to create an audio frequency signal from Morse code radiotelegraphy...9 KB (1,216 words) - 16:01, 26 September 2024
Oscillation (redirect from Oscillator)Meissner) oscillator Astable multivibrator Blocking oscillator Butler oscillator Clapp oscillator Colpitts oscillator Delay-line oscillator Electronic...21 KB (3,045 words) - 14:14, 23 August 2024
bridge oscillator is a type of electronic oscillator that generates sine waves. It can generate a large range of frequencies. The oscillator is based...38 KB (4,774 words) - 18:29, 26 May 2024
radiotelegraphy is provided by the use of a separate oscillator, known as a heterodyne oscillator or beat oscillator. Providing the oscillation separately from...31 KB (3,609 words) - 04:44, 24 October 2024
A crystal oscillator is an electronic oscillator circuit that uses a piezoelectric crystal as a frequency-selective element. The oscillator frequency...89 KB (9,484 words) - 11:53, 26 October 2024
vacuum tube oscillator. The dynatron oscillator circuit was used to a limited extent as beat frequency oscillators (BFOs), and local oscillators in vacuum...24 KB (2,511 words) - 09:39, 25 August 2024
oscillator known as the local oscillator (LO). The mixer uses a non-linear component to produce both sum and difference beat frequency signals, each one...52 KB (6,621 words) - 01:04, 15 October 2024
Rudolph Goldschmidt for use in pre–vacuum-tube radio receivers as a beat frequency oscillator (BFO) to make continuous wave radiotelegraphy (Morse code) signals...4 KB (481 words) - 04:38, 28 April 2024
produce the beat with radio set #2. The operator's hand movement around the bar antenna of radio set #3 may affect the local oscillator to produce tonal...55 KB (5,585 words) - 13:26, 28 October 2024- Clonus (section Central oscillator)with respect to the presence of a central oscillator, functions on the theory that when the central oscillator is turned on by a peripheral event, it will...10 KB (1,117 words) - 10:25, 9 August 2024
Clock (section Oscillator)and over again, an oscillator, with a precisely constant time interval between each repetition, or 'beat'. Attached to the oscillator is a controller device...96 KB (11,239 words) - 03:17, 29 October 2024- audible audio tone from an AM radio receiver that is not equipped with a beat oscillator. MCW is commonly used by RDF beacons to transmit the station identifier...5 KB (681 words) - 22:59, 13 May 2024
- Direct-conversion receiver (redirect from Beat receiver)the incoming radio signal using synchronous detection driven by a local oscillator whose frequency is identical to, or very close to the carrier frequency...8 KB (1,038 words) - 13:14, 6 December 2023
is still used in radio telegraphy, the local oscillator now being called the beat frequency oscillator or BFO. Fessenden coined the word heterodyne from...29 KB (3,833 words) - 08:55, 9 October 2024
Clock signal (redirect from Logic beat)preventing race conditions. A clock signal is produced by an electronic oscillator called a clock generator. The most common clock signal is in the form...18 KB (2,234 words) - 23:44, 17 October 2024
receive CW transmissions, the receiver requires a circuit called a beat frequency oscillator (BFO). The third type of modulation, frequency-shift keying (FSK)...41 KB (4,022 words) - 00:29, 30 September 2024
TripleOscillator - 3-oscillator synthesizer with 5 modulation modes: MIX, SYNC, PM, FM, and AM Vibed – vibrating string modeler Watsyn – 4-oscillator wavetable...10 KB (733 words) - 16:17, 17 October 2024
marking the beginning of the quartz revolution. The watch used a crystal oscillator for accuracy, where the crystal generates steady vibration when voltage...59 KB (6,171 words) - 15:43, 17 October 2024
Laser (redirect from Optical oscillator)laser. A laser that produces light by itself is technically an optical oscillator rather than an optical amplifier as suggested by the acronym. It has been...113 KB (12,648 words) - 23:01, 21 October 2024
CPU is normally determined by the frequency of an oscillator crystal. Typically a crystal oscillator produces a fixed sine wave—the frequency reference...13 KB (1,606 words) - 22:23, 9 October 2024
- crystal-controlled oscillator to determine the frequency of the receiver. It has a beat oscillator for CW reception. One dial to tune antenna and 1st detector stage.
- other work areas." Coby: "Hey, ahh, Hot Shot? How come you use a crystal oscillator?" Hot Shot: "That's, uh, kinda technical..." Coby: "'Cause, I just thought
- Amplifiers . . . . 21 How to Use Your Oscilloscope . . . . 23 Beat Frequency Oscillator . . . . 26 Answers to Queries . . . . 37 SHORT-WAVE SECTION —