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searching for 500 kHz 121 found (149 total)

Es'hail 2 (710 words) [view diff] no match in snippet view article find links to article

payload of Es'hail 2 includes a linear transponder with a bandwidth of 500 kHz and 8 MHz for the amateur radio satellite service, with uplink on 2.4 GHz

System Module (352 words) [view diff] no match in snippet view article find links to article

several compatible speed lines: 4000-Series: the second series, nominally 500 KHz, but some 1 MHz 1000-Series: the original series, nominally 5 MHz 6000-Series:

CCIR System H (439 words) [view diff] no match in snippet view article find links to article

band is 500 kHz narrower. This makes poor use of the 8.0 MHz channels of the UHF bands by merely increasing the width of the guard-band by 500 kHz to 1.15 MHz

Yaesu FT-7(B) (730 words) [view diff] no match in snippet view article

FT-7B has fully extended 10 m band coverage in four 500 kHz segments (this was limited to a single 500 kHz segment in the original FT-7 version). The FT-7B

Texas Instruments SN76489 (1,015 words) [view diff] no match in snippet view article find links to article

computer, where it was first called the TMS9919 and later SN94624, and had a 500 kHz max clock input rate. Later, when it was sold outside of TI, it was renamed

Power-line communication (5,207 words) [view diff] no match in snippet view article find links to article

transmitters. These jurisdictions usually require unlicensed uses to be below 500 kHz or in unlicensed radio bands. Some jurisdictions (such as the EU), regulate

Auroral kilometric radiation (315 words) [view diff] no match in snippet view article find links to article

field lines of the Earth. The radiation has a frequency of between 50 and 500 kHz and a total power of between about 1 million and 10 million watts. The

Bucket-brigade device (523 words) [view diff] no match in snippet view article find links to article

similarly offered a 512-stage delay line but with a clock rate range of 5–500 kHz. Other common BBD chips include the Panasonic MN3005, MN3007, MN3204 and

Side-scan sonar (1,277 words) [view diff] exact match in snippet view article find links to article

The sound frequencies used in side-scan sonar usually range from 100 to 500 kHz; higher frequencies yield better resolution but less range. The earliest

R1155 (132 words) [view diff] no match in snippet view article find links to article

Frequency ranges R1155 Aluminium 18.5 MHz to 3 MHz & 1500 kHz to 500 kHz & 500 kHz to 75 kHz R1155D Steel Same as model with no suffix Same as model

CCIR System G (526 words) [view diff] no match in snippet view article find links to article

band is 500 kHz wider. This makes much better use of the 8.0 MHz channels of the UHF bands by reducing the width of the guard-band by 500 kHz to the still

Radiofrequency ablation (4,242 words) [view diff] no match in snippet view article find links to article

generated from medium frequency alternating current (in the range of 350–500 kHz). RFA is generally conducted in the outpatient setting, using either a

Alaska Communications System (1,158 words) [view diff] exact match in snippet view article find links to article

the U.S. Air Force. The ACS handled the radioteletype, radio telephone, 500 kHz ship-to-shore frequencies, collected communications intelligence, and other

Automated Maritime Telecommunications System (586 words) [view diff] no match in snippet view article find links to article

channels per block is 500 kHz / 12.5 kHz= 40 channels; with Very Narrow Band spacings, the number of channels per block is 500 kHz / 6.25 kHz = 80 channels

EDUC-8 (398 words) [view diff] no match in snippet view article find links to article

bit-serial design with 256 bytes of RAM. The internal clock speed was 500 kHz, with an instruction speed of approximately 10 kHz, due to the bit-serial

Yaesu VX series (3,097 words) [view diff] exact match in snippet view article find links to article

Receive coverage in AM, NFM, and WFM Wide-band receive coverage, from 500 kHz up to 999 MHz User-selectable 10 dB attenuator Ultra-compact size Channel

CCIR System B (1,727 words) [view diff] no match in snippet view article find links to article

wide channels specified for television in the VHF bands with an ample 500 kHz guard zone between channels. In specs, sometimes, other parameters such

BC-348 (757 words) [view diff] exact match in snippet view article find links to article

bands. The Signal Corps had the receiver design modified to add a 200-500 kHz band and compress the 1.5-18 MHz coverage into the remaining five bands

SCR-108 (397 words) [view diff] exact match in snippet view article find links to article

secondary; 150 foot inverted L antenna; wavelength range, 200 to 600 meters (500 kHz - 1500 kHz) SCR-67 Radiotelegraph- (BC-13), transmitting and receiving;

Molypermalloy powder core (437 words) [view diff] exact match in snippet view article find links to article

desired permeability decreases. Thus, when using frequencies higher than 500 kHz MPP cores are often replaced by ferrite cores. Disadvantages of MPP cores:

Marconi Transistorised Automatic Computer (534 words) [view diff] no match in snippet view article find links to article

room temperatures kept below about 23 degrees C. The type S3301 was a 500 kHz clocked, 20-bit word machine with two Mullard core memory stores providing

IEEE 1901 (2,547 words) [view diff] no match in snippet view article find links to article

16-QAM. It has provisions for ISP. IEEE 1901.2: Low Frequency (less than 500 kHz) Narrow Band Power Line Communications for Smart Grid Applications. It

Maritime Mobile Service Q Codes (124 words) [view diff] no match in snippet view article find links to article

Advice QOA Can you communicate by radiotelegraphy (500 kHz)? I can communicate by radiotelegraphy (500 kHz). QOB Can you communicate by radiotelephony (2182 kHz)

Rockwell Collins (3,351 words) [view diff] exact match in snippet view article find links to article

Collins released the 51J-1 receiver, a general-coverage HF set covering 500 kHz to 30 MHz. It was produced in somewhat updated versions (51J-2, 51J-3,

East Hoathly with Halland (761 words) [view diff] no match in snippet view article find links to article

English Chain 5B. Designated the Green station, with a base frequency of 127.500 kHz, its GPS location was 50.917°N, 00.150°E. John Pratt was the Station Master

Crystal oscillator (9,471 words) [view diff] no match in snippet view article find links to article

Cut Frequency range Mode Angles Description AT 500 kHz – 300 MHz thickness shear (c mode, slow quasi-shear) 35°15′, 0° (< 25 MHz) 35°18′, 0° (> 10 MHz)

Ferranti Argus (3,640 words) [view diff] no match in snippet view article find links to article

November. This machine used new circuitry that ran at the much faster rate of 500 kHz. The name "Argus" (from the Greek God of that name) was assigned the next

Apollo TV camera (4,212 words) [view diff] no match in snippet view article find links to article

bandwidth than an analog approach: 20 MHz for the digital system, compared to 500 kHz for the analog system. The video standard for the Block I CM meant that

Marisat (1,071 words) [view diff] exact match in snippet view article find links to article

height and 7 feet 1 inch (2.16 m) in diameter. The UHF payload provided one 500 kHz wide-band channel and two 25 kHz narrow-band channels. The UHF payload

R-390A (766 words) [view diff] exact match in snippet view article find links to article

modulated, code, and frequency shift keying signals. Its tuning range is from 500 kHz to 32 MHz, in thirty-two 1 MHz bands. The circuit is the superheterodyne

Communications receiver (556 words) [view diff] no match in snippet view article find links to article

frequency coverage of receivers of this type is typically in the range of 500 kHz to 30 MHz. Communication receivers are suited for operation near powerful

LEO (computer) (2,605 words) [view diff] no match in snippet view article

through the British Library Archives catalogue. LEO I's clock speed was 500 kHz, with most instructions taking about 1.5 ms to execute. To be useful for

HVDC converter station (1,236 words) [view diff] no match in snippet view article find links to article

frequency range of power-line carrier equipment in the range of 30 kHz to 500 kHz. These filters are usually near the alternating current terminal of the

Microprocessor chronology (2,639 words) [view diff] no match in snippet view article find links to article

PPS-25 Fairchild 400 kHz 4 2 pMOS 1972 μPD700 NEC 4 1 1972 8008 Intel 500 kHz 8 10 μm 1 3,500 pMOS 1972 PPS-4 Rockwell 200 kHz 4 1 pMOS 1973 IMP-16

Clock signal (2,234 words) [view diff] no match in snippet view article find links to article

minimum clock rate of 100 kHz and the 8080 has a minimum clock rate of 500 kHz. Higher speed versions of both microprocessors were released by 1976. The

VisSim (1,139 words) [view diff] no match in snippet view article find links to article

actuated system, as well as allowing very high control sample rates over 500 kHz on larger 32-bit floating-point processors like the Texas Instruments 150 MHz

Radio in Austria (557 words) [view diff] no match in snippet view article find links to article

transmitter used had only 100 Watts of power, transmitting in a frequency of 500 kHz. Programming started with classical music, daily news were not allowed

List of United States Coast Guard radio stations (1,020 words) [view diff] exact match in snippet view article find links to article

Radio/Communications Station History USCG Guam Radio/Communications Station History 500 kHz watches at NMO in 1977, described by Jeffrey Herman USCG at the Global

Marine Transport Line (353 words) [view diff] exact match in snippet view article find links to article

the surviving crew members Archive of T2 Tankers Distress radio traffic, 500 kHz from SS Marine Electric, call sign WOOH, SOS as recorded at USCG COMMSTA

Poldhu (973 words) [view diff] no match in snippet view article find links to article

wavelength or frequency, but it was between 166 and 984 kHz, probably around 500 kHz. After the experiment the original mast layout was not rebuilt, it was

Hallicrafters SX-117 (277 words) [view diff] no match in snippet view article find links to article

to the ham bands, general coverage was possible for most frequencies in 500 kHz segments from 85 kHz to 30 MHz with appropriate crystals. For frequencies

Syncom (2,187 words) [view diff] no match in snippet view article find links to article

stabilization. The communications systems offers a wideband UHF channel (500 kHz bandwidth), six relay 25 kHz channels, and five narrowband 5 kHz channels

Clock face (1,585 words) [view diff] no match in snippet view article find links to article

areas denote 3 minute periods during which radio silence was maintained to facilitate listening for distress calls at 2182 kHz and 500 kHz respectively.

Intel 4040 (2,260 words) [view diff] no match in snippet view article find links to article

Discontinued 1981 Common manufacturer Intel Performance Max. CPU clock rate 500 kHz to 740 kHz Data width 4 bits Address width 12 bits (multiplexed) Architecture

Intermediate frequency (3,095 words) [view diff] no match in snippet view article find links to article

triode vacuum tube amplifiers of the day would not amplify stably above 500 kHz; however, it was easy to get them to oscillate above that frequency. Armstrong's

S-VHS (2,399 words) [view diff] case mismatch in snippet view article find links to article

the 0 voltage point. This type of digital audio requires a bandwidth of 500 KHz. It is also possible for this audio channel to have a carrier frequency

KFC (AM) (1,728 words) [view diff] exact match in snippet view article

kHz), while the Navy's radiotelegraph reports would go out on 600 meters (500 kHz). The fight broadcast was carried out as planned, and the paper declared

WCC (radio station) (799 words) [view diff] no match in snippet view article

1921 Chatham was licensed under the callsign WCC for communications on 500 kHz, 750 kHz and 1 MHz. In 1922 RCA moved the WCC radio transmitters to the

North American Regional Broadcasting Agreement (2,496 words) [view diff] no match in snippet view article find links to article

stations at the bottom of the broadcast band due to the need to protect 500 kHz — a maritime international distress frequency — from interference. (Although

Ultrasound (6,044 words) [view diff] no match in snippet view article find links to article

well as plastics and aerospace composites. Lower frequency ultrasound (50–500 kHz) can also be used to inspect less dense materials such as wood, concrete

PlayStation 2 technical specifications (3,673 words) [view diff] no match in snippet view article find links to article

2 proprietary PlayStation controller ports (250 kHz clock for PS1 and 500 kHz for PS2 controllers) 2 proprietary Memory Card slots using MagicGate encryption

Superheterodyne receiver (6,621 words) [view diff] no match in snippet view article find links to article

amplifier for these signals. At the time, short wave was anything above about 500 kHz, beyond any existing amplifier's capabilities. It had been noticed that

Theremin (5,500 words) [view diff] exact match in snippet view article find links to article

instrument's pitch circuitry includes two radio frequency oscillators set below 500 kHz to minimize radio interference. One oscillator operates at a fixed frequency

Hercules Graphics Card (2,083 words) [view diff] no match in snippet view article find links to article

the Hercules card provides a horizontal scanning frequency of 18.425 ± 0.500 kHz and 50 Hz vertical. It runs at two slightly different sets of frequencies

Bowman (communications system) (2,406 words) [view diff] no match in snippet view article

225-450 MHz operating frequency range. It has wideband (4 MHz) and narrow band (500 kHz) modem configurations, with a user rate of 288 kbit/s on a 375 kbit/s channel

Ionosphere (6,682 words) [view diff] no match in snippet view article find links to article

spark-gap transmitter to produce a signal with a frequency of approximately 500 kHz and a power of 100 times more than any radio signal previously produced

Q code (2,703 words) [view diff] no match in snippet view article find links to article

advice QOA Can you communicate by radiotelegraphy (500 kHz)? I can communicate by radiotelegraphy (500 kHz). QOB Can you communicate by radiotelephony (2

Prairie View Rotamak (752 words) [view diff] no match in snippet view article find links to article

the plasma in the form of a rotating magnetic field at a frequency of 500 kHz. The RMF can run for 40ms at a time. The electron density during a typical

FM broadcasting (7,744 words) [view diff] no match in snippet view article find links to article

operating from the same or nearby transmitter sites tend to keep to at least a 500 kHz frequency separation even when closer frequency spacing is technically

Litz wire (1,920 words) [view diff] no match in snippet view article find links to article

higher Q factor at these frequencies. Litz wire is very effective below 500 kHz; it is rarely used above 2 MHz as it is much less effective there. At frequencies

National HRO (1,268 words) [view diff] no match in snippet view article find links to article

with general coverage coils and 175 kHz IF so the radio could receive the 500 kHz distress frequency) HRO-M (used in conjunction with Bletchley Park) HRO-5

Zurich Instruments (447 words) [view diff] no match in snippet view article find links to article

introduced, covering the frequency ranges from DC to 600 MHz and DC to 500 kHz/5 MHz respectively. In 2022, two lock-in amplifiers were launched, the

Current sensing (2,463 words) [view diff] no match in snippet view article find links to article

high accuracy, low offset and gain drift, and large bandwidth (up to 500 kHz). Drawbacks of saturable inductor technologies include limited bandwidth

KCBS (AM) (4,195 words) [view diff] no match in snippet view article

and would only work at wavelengths above 600 meters (frequencies below 500 kHz). The concurrent development of vacuum-tube technology, which did not have

Radio San Paolo (553 words) [view diff] no match in snippet view article find links to article

shortwave transmitter of 6 kW at 32 meters(~ 9 300 kHz) and 66 meters (~ 4 500 kHz), together with a long wave system at 10,750 meters (28 kHz) and medium

Robert von Lieben (1,791 words) [view diff] no match in snippet view article find links to article

prototype generated 12 W of output power at a wavelength of 600 metres (about 500 kHz), transmitting amplitude-modulated radiotelephone signals over a range

Piezoelectric direct discharge plasma (1,078 words) [view diff] no match in snippet view article find links to article

resonances, which occur at the frequencies typically between 10 kHz and 500 kHz. The dimensions of the piezoelectric crystal define the resonance frequency

Electrical injury (5,955 words) [view diff] no match in snippet view article find links to article

unit (ESU) uses high currents (e.g. 10 amperes) at high frequency (e.g. 500 kHz) with various schemes of amplitude modulation to cut or coagulate As a

PICkit (1,338 words) [view diff] no match in snippet view article find links to article

accommodated by modifying the hardware or by using a third-party clone. A 500 kHz three-channel logic analyzer and a UART tool are built into the PICkit

Hydrographic survey (4,119 words) [view diff] no match in snippet view article find links to article

With Marty Klein's introduction of dual frequency (nominally 100 kHz and 500 kHz) side scan sonar, it was apparent that spatially and temporally coincident

Optical resolution (4,746 words) [view diff] no match in snippet view article find links to article

attenuation vs. frequency. The NTSC3.58 multiburst pattern consists of 500 kHz, 1 MHz, 2 MHz, 3 MHz, and 3.58 MHz blocks. 3.58 MHz is important because

SS Marine Electric (1,465 words) [view diff] exact match in snippet view article find links to article

the surviving crew members Archive of T2 Tankers Distress radio traffic, 500 kHz from SS Marine Electric, call sign WOOH, SOS as recorded at USCG COMMSTA

2200-meter band (1,830 words) [view diff] no match in snippet view article find links to article

Dennison, M.; Moritz, J. (2007). LF Today: A guide to success on 136 and 500 kHz. Potters bar, UK: Radio Society of Great Britain. ISBN 978-1-905086-36-8

405-line television system (3,604 words) [view diff] no match in snippet view article find links to article

6578125 MHz (525/2 times line frequency) with an "I" signal bandwidth of 500 kHz and a "Q" signal bandwidth of 300 kHz. Tests with PAL, SECAM and other

80-meter band (2,200 words) [view diff] no match in snippet view article find links to article

a time. The International Telecommunication Union allocated the whole 500 kHz from 3.5–4.0 MHz to amateurs in the Americas, and 3.5–3.8 MHz or 3.5–3

Magnetic core (4,207 words) [view diff] no match in snippet view article find links to article

The material was invented in Japan in 1936. It is usable up to about 500 kHz to 1 MHz, depending on vendor. A nanocrystalline alloy of a standard iron-boron-silicon

Salvage diving (2,567 words) [view diff] no match in snippet view article find links to article

shorter effective range and narrower width of seabed covered in each pass. A 500 kHz system might effectively scan a swath of 50 to 100m with the possibility

Titanic (22,347 words) [view diff] no match in snippet view article find links to article

used for transmitting and receiving. The normal operating frequency was 500 kHz (600 m wavelength); however, the equipment could also operate on the "short"

Intel 8008 (2,954 words) [view diff] no match in snippet view article find links to article

Corporation (CTC) Common manufacturer Intel Performance Max. CPU clock rate 500 kHz to 800 kHz Data width 8 bits Address width 14 bits Architecture and classification

555 timer IC (4,799 words) [view diff] no match in snippet view article find links to article

when considering temperature stability, it should be limited to about 500 kHz. The application note from HFO mentions that at higher supply voltages

Ferranti Sirius (1,798 words) [view diff] no match in snippet view article find links to article

on the Sirius "with very little alteration." The computer operated at 500 kHz, but because each digit was stored as 4 bits, the basic word operational

Partial discharge (2,959 words) [view diff] no match in snippet view article find links to article

Bandwidth 300 MHz-1.5 GHz High Frequency Current Transformer (HFCT) Bandwidth 500 kHz-50 MHz Ultrasonic microphone with center frequency 40 kHz Acoustic Contact

NTSC (10,395 words) [view diff] no match in snippet view article find links to article

actual video signal, which is amplitude-modulated, is transmitted between 500 kHz and 5.45 MHz above the lower bound of the channel. The video carrier is

Laconia incident (4,862 words) [view diff] no match in snippet view article find links to article

this category, and at 10:22 p.m. she transmitted a message on the 600 m (500 kHz) band: "SSS SSS 0434 South / 1125 West Laconia torpedoed." "SSS" was the

Switched-mode power supply (5,595 words) [view diff] no match in snippet view article find links to article

attention to the skin effect because it is a source of power loss. At 500 kHz, the skin depth in copper is about 0.003 inches (0.076 mm) – a dimension

History of computing hardware (1960s–present) (4,935 words) [view diff] no match in snippet view article

a PDP-8, about 8500FF ($1300). The clock of the Intel 8008 was set at 500 kHz, the memory was 16 kilobytes. A bus, called Pluribus was introduced and

R. L. Drake Company (1,785 words) [view diff] no match in snippet view article find links to article

heterodyne oscillator crystals for selecting the tuning range, each covering a 500 kHz wide segment. The receiver came supplied with 10 crystals and a user could

Low-noise block downconverter (4,165 words) [view diff] no match in snippet view article find links to article

the frequency of the LNB local oscillator need only be in the order of ±500 kHz, so low cost dielectric oscillators (DRO) may be used. For the reception

Allen Telescope Array (4,374 words) [view diff] no match in snippet view article find links to article

using an efficient frequency-multiply (FX) architecture and a modest 500 kHz channel width (with number of channels F {\displaystyle F} = 2200), is

Battle of the River Plate (7,388 words) [view diff] no match in snippet view article find links to article

called Ajax on W/T, probably on the international watchkeeping frequency of 500 kHz, and used both ships' pre-war call signs, with the signal: "please pick

List of WLAN channels (5,200 words) [view diff] no match in snippet view article find links to article

band; measurements in the 5725–5875 MHz band are made over a bandwidth of 500 kHz; measurements in the 5150–5250 MHz, 5250–5350 MHz, and 5470–5725 MHz bands

Micral (2,494 words) [view diff] no match in snippet view article find links to article

assembler. The computer was based on an Intel 8008 microprocessor clocked at 500 kHz. It had a backplane bus, called the Pluribus with 74-pin connector. 14

4-metre band (2,604 words) [view diff] exact match in snippet view article find links to article

until later years that the allocation expanded to the current standard of 500 kHz, ranging from 70.0–70.5 MHz. International attention to the 4-meter band

Digital Equipment Corporation (12,484 words) [view diff] no match in snippet view article find links to article

of the modules. Three versions were offered, running at 5 MHz (1957), 500 kHz (1959), or 10 MHz (1960). The Modules proved to be in high demand by other

Electrosurgery (3,688 words) [view diff] no match in snippet view article find links to article

electrode is possible because, at the medium RF frequencies (usually 100 – 500 kHz) that the machines generate, the self-capacitance of the patient's body

List of Marconi wireless stations (6,227 words) [view diff] exact match in snippet view article find links to article

Marconi Company to carry transatlantic telegraph traffic. Instead of the 500 kHz and 1 MHz frequencies common in shipboard radio at the time, Marconi was

List of Intel processors (13,538 words) [view diff] no match in snippet view article find links to article

640 bytes of data memory 24-pin DIP Introduced April 1, 1972 Clock rate 500 kHz (8008-1: 800 kHz) 0.05 MIPS Bus width: 8 bits (multiplexed address/data

Plasma activation (2,966 words) [view diff] exact match in snippet view article find links to article

frequencies of commonly used solid-state high voltage supplies are 0.05 – 500 kHz. The voltage amplitudes of the order of 5 – 20 kV produce electric currents

Satellite subcarrier audio (1,566 words) [view diff] no match in snippet view article find links to article

with three bandwidth modes: narrow (130 kHz), normal (280 kHz) and wide (500 kHz). Single channel per carrier (SCPC) refers to using a single signal at

Atari 810 (2,635 words) [view diff] no match in snippet view article find links to article

designed their own controller to drive it, combining the 6507 running at 500 kHz with a standard FM encoding drive controller, the Western Digital FD1771

DVB-T2 (8,536 words) [view diff] no match in snippet view article find links to article

receiver lock even if the nominal center frequency of the T2 signal is up to 500 kHz off. Digital-to-Analog Conversion (DAC): the T2 samples are converted into

Mechanical filter (6,383 words) [view diff] no match in snippet view article find links to article

was torsional resonators because radio IF typically lies in the 100 to 500 kHz band. Both magnetostrictive and piezoelectric transducers are used in mechanical

RFQ beam cooler (1,771 words) [view diff] no match in snippet view article find links to article

468 mm (26 segments, electrically isolated) 15 mm RF : up to 250 Vp, Freq : 500 kHz – 2.2 MHz – – up to 0.1 mbar – LPC1 LPC2 SHIPTRAP Cooler GSI SHIP type

Bat detector (3,700 words) [view diff] no match in snippet view article find links to article

bandwidth of 250 kHz therefore requires a sampling frequency in excess of 500 kHz. Modern Time-Expansion capable units typically sample at between 300 kHz

List of IEC standards (17,117 words) [view diff] no match in snippet view article find links to article

Hydrophones – Properties of hydrophones in the frequency range 1 Hz to 500 kHz IEC 60502 Power cables with extruded insulation and their accessories for

Magnetic nanoparticles (5,997 words) [view diff] no match in snippet view article find links to article

magnetic nanoparticle heating, the AMF typically has a frequency between 100–500 kHz, although significant research has been done at lower frequencies as well

Tektronix analog oscilloscopes (2,973 words) [view diff] no match in snippet view article find links to article

portable models is the abundance of offerings and option choices. From 500 kHz bandwidth all the way to 400 MHz. In 1988, prices started at about $2000

History of personal computers (20,594 words) [view diff] exact match in snippet view article find links to article

for use as controllers in automation applications. The Micral N ran at 500 kHz, included 16 KB of memory and sold for 8500 Francs. A bus, called Pluribus

Spark-gap transmitter (13,111 words) [view diff] no match in snippet view article find links to article

wavelength or frequency, but it was between 166 and 984 kHz, probably around 500 kHz.: p.387-392 He received the signal on the coast of St. John's, Newfoundland

Charles E. Apgar (4,603 words) [view diff] no match in snippet view article find links to article

metres (37 kHz) during an era when few amateurs went beyond 600 metres (500 kHz). It was described as a "high-grade plant" of "extraordinary efficiency

GPS signals (10,648 words) [view diff] no match in snippet view article find links to article

secret, but it is known that it is applied to the P-code at approximately 500 kHz, about 20 times slower than the P-code chip rate. This has led to semi-codeless

Atari XF551 (2,785 words) [view diff] no match in snippet view article find links to article

communicated with the host computer's Atari SIO bus using a MOS 6507 running at 500 kHz. For historical reasons, these drives used a 19.2 kbps speed to transfer

Atari 1050 (2,157 words) [view diff] no match in snippet view article find links to article

used a MOS 6507 as the SIO bus controller, running at 1 MHz rather than 500 kHz of the 810. The 6507 was aided by a MOS 6532 RIOT/PIA and a 6810 static

Luftwaffe radio equipment of World War II (5,219 words) [view diff] no match in snippet view article find links to article

watertight box transmitter. Operated on the international distress frequency of 500 kHz. Powered by a hand generator. Sent Morse code, no receiver. Fitted to most

Non-line-of-sight propagation (6,551 words) [view diff] no match in snippet view article find links to article

that are affected by ionospheric propagation range from approximately 500 kHz to 50 MHz but the majority of such NLOS links operate in the 'short wave'

Quartz crystal microbalance (8,791 words) [view diff] exact match in snippet view article find links to article

low viscosity dilute macromolecular solutions at frequencies from 20 to 500 kHz". Journal of Rheology. 38 (4): 1195–. Bibcode:1994JRheo..38.1195S. doi:10

Rugg/Feldman benchmarks (2,915 words) [view diff] no match in snippet view article find links to article

Altair 680 BASIC 14.9 24.7 96.1 105.3 109.8 174.1 204.5 Altair 680 6800 @ 500 kHz Altair 680 BASIC 1.1 2.6 16.4 30.9 33.7 36.6 56.0 81.9 96.9 from PCW

Blitzortung (1,192 words) [view diff] exact match in snippet view article find links to article

antennas in the range from 3000 to 30000 Hz with a sampling rate of over 500 kHz. In this frequency range, the flashes generate particularly clear signal

Potential applications of graphene (14,954 words) [view diff] no match in snippet view article find links to article

speaker were demonstrated that could operate at frequencies from 20 Hz–500 kHz. The speaker operated at a claimed 99% efficiency with a flat frequency

History of wireless telegraphy and broadcasting in Nauru (11,587 words) [view diff] exact match in snippet view article find links to article

number WE13C, was rated at 50 watts, and it was factory adjusted for use on 500 kHz, 3105 kHz and 6210 kHz, for communication in both voice and Morse Code

Titanic navigation bridge (4,392 words) [view diff] no match in snippet view article find links to article

of 300 metres (1,000 kHz) and listened on a wavelength of 600 metres (500 kHz). (Coast stations normally transmitted on a wavelength of 600 metres and