The rules and policies to be applied in this process of course must be based on objectives which represent what is to be desired if radio service is to be of maximum use to the Nation.

Modern Class AB amplifiers commonly have peak efficiencies between 30 – 55 % in audio systems and 50-70 % in radio frequency systems with a theoretical maximum of 78. 5 %.

After sunset an increase in the height of the E layer maximum increases the range to which radio waves can travel by reflection from the layer.

* Maximum operating frequency: low, medium, high, radio frequency ( RF ), microwave ( The maximum effective frequency of a transistor is denoted by the term, an abbreviation for transition frequency — the frequency of transition is the frequency at which the transistor yields unity gain )

Frequency deviation ( Δf ) is used in FM radio to describe the maximum instantaneous difference between an FM modulated frequency and the nominal carrier frequency.

In radio transmission maximum usable frequency ( MUF ) is the highest radio frequency that can be used for transmission between two points via reflection from the ionosphere ( skywave or " skip " propagation ) at a specified time, independent of transmitter power.

Given that radio communication channels are allocated by agencies such as the Federal Communication Commission giving a prescribed ( maximum ) bandwidth, the advantage of QPSK over BPSK becomes evident: QPSK transmits twice the data rate in a given bandwidth compared to BPSK-at the same BER.

Historically, the distance to the visible horizon at sea has been extremely important as it represented the maximum range of communication and vision before the development of the radio and the telegraph.

Unlike modern engines they have no radio, no cutting equipment, only a single ladder, and were relatively slow with a maximum speed of around, a comfortable cruising speed of, no power steering, and sensitive on corners.

While Mexico issued radio station XERF with a license to broadcast, the power of its 250 kW transmitter was far greater than the maximum of 50 kW authorized for commercial use by the government of the United States of America.

The FCC eventually fined Infinity $ 357, 000 — the maximum fine allowed by law, and the third largest indecency fine in American radio history at the time.

Applying the above formula to the 25-meter-diameter antennas often used in radio telescope arrays and satellite ground antennas at a wavelength of 21 cm ( 1. 42 GHz, a common radio astronomy frequency ), yields an approximate maximum gain of 140, 000 times or about 50 dBi ( decibels above the isotropic level ).

One complication the FCC considered was the " Wheeler Resolution ", passed by the United States Senate in 1938, expressing the view of the Senate that radio stations should be limited to a maximum power of 50 kW.

An important principle used in crystal radio design to transfer maximum power to the earphone is impedance matching.

VHF / UHF television and radio signals are normally limited to a maximum " deep fringe " reception service area of approximately in areas where the broadcast spectrum is congested, and about 50 percent farther in the absence of interference.

* Frequency deviation, the maximum allowed " distance " in FM radio from the nominal frequency a station broadcasts at

Using the maximum of four time slots, this can provide an increase in maximum transfer rate of up to 57. 6 kbit / s ( i. e., 4 × 14. 4 kbit / s ) and, even in bad radio conditions where a higher level of error correction needs to be used, can still provide a four times speed increase over CSD ( 38. 4 kbit / s versus 9. 6 kbit / s ).

The United States Federal Communications Commission uses PEP to set maximum power standards for amateur radio transmitters.

Whenever a source of power with a fixed output impedance such as an electric signal source, a radio transmitter or a mechanical sound ( e. g., a loudspeaker ) operates into a load, the maximum possible power is delivered to the load when the impedance of the load ( load impedance or input impedance ) is equal to the complex conjugate of the impedance of the source ( that is, its internal impedance or output impedance ).

However, Haldora vanishes and his radio signal reaches the shuttle, which races to save him at maximum acceleration, killing Morwenna.

The ideal shape of a semiconductor with maximum light output would be a microsphere with the photon emission occurring at the exact center, with electrodes penetrating to the center to contact at the emission point.

About one in 100, 000 alpha emissions causes an excitation in the nucleus which then results in the emission of a gamma ray with a maximum energy of 803 keV.

The commonly quoted parameters for phosphors are the wavelength of emission maximum ( in nanometers, or alternatively color temperature in kelvins for white blends ), the peak width ( in nanometers at 50 % of intensity ), and decay time ( in seconds ).

Due to losses from spontaneous emission and other processes, after a certain time the stored energy will reach some maximum level ; the medium is said to be gain saturated.

Since 1998 the taxable horsepower is calculated from the sum of a CO < sub > 2 </ sub > emission figure ( over 45 ), and the maximum power output of the engine in kilowatts ( over 40 ) to the power of 1. 6.

In the United States, US emission standards prescribe maximum emissions from small engines.

The maximum wavelength of light emission is rather high ( 550 nm ), however, making CsI ( Tl ) best coupled to red-enhanced PMTs or to photo-diodes.

The wavelength of maximum emission is at 420 nm, well matched to the photocathode sensitivity of bialkali PMTs.

The wavelength of maximum emission is at 550 nm, well-matched to red-resistive PMTs or photo-diodes.

Fluorescein has an absorption maximum at 494 nm and emission maximum of 521 nm ( in water ).

Typically, tryptophan has a wavelength of maximum absorption of 280 nm and an emission peak that is solvatochromic, ranging from ca.

Overall, the amplification at the image front and at the electron multiplier, plus the wise use of secondary emission wherever possible make the Image Orthicon an excellent camera tube, with a typical illumination on photocathode for maximum signal output of 0. 01ft-c ( 0. 1lx ).

The engine has a maximum power output of and a maximum torque of at 4, 000 rpm, satisfying the Euro III emission standards.

It can compute maximum likelihood estimates and posterior mode estimates for the parameters ( transition and emission probabilities ) of an HMM, when given only emissions as training data.

Usually, high numerical aperture objectives are also used to capture the maximum emission light possible.

Both dyes are excited by ultraviolet light at around 350 nm, and both emit blue / cyan fluorescent light around an emission maximum at 461 nm.

Unbound dye has its maximum fluorescence emission in the 510-540 nm range.

The primary scientific driver of SpeX was to provide maximum simultaneous wavelength coverage at a spectral resolving power which is well-matched to many planetary, stellar and galactic features, and at resolving power which adequately separates sky emission lines and disperses sky continuum.

Starting with the room completely blacked out, as it was when we came in, he unerringly fixed things so that the whole place was bathed in the maximum of light without at any point admitting even so much as a crack of glare.

Use of the Euboïc-Syracusan standard, based on the silver litra of 13. 5 grams maximum, indicates the custom, like the alphabet, came from Greece.

A gigantic fish came and swallowed him, and Jonah remained in the belly of the fish repenting and glorifying God to the maximum.

Little by little came to Versailles all those who needed or desired to live close to the maximum power.

J. R. Kirtley and C. C. Tsuei thought that the ambiguous results came from the defect inside the HTS, so that they designed the experiment where both of clean limit ( no defect ) and dirty limit ( maximum of defects ) were simultaneously considered.

Jump bands such as the Tympany Five, which came into being at the same time as the boogie-woogie revival, achieved maximum effect with an eight-to-the-bar boogie-woogie style.

Line speeds were raised to a maximum 110 mph ( 177 km / h ), and these trains, hauled by powerful Class 86 and Class 87 electric locomotives, came to be seen as BR's flagship passenger product, immediately restoring the WCML to its premier position after a long period in the doldrums.

The suffix-max came from " maximum ", to suggest greatness.

In theory it brought together in assembly all the citizens of Athens, however the maximum number which came to congregate is estimated at 6, 000 participants.

The Emulator came in 2 -, 4 -, and 8-note polyphonic versions, the 2-note being dropped due to limited interest, and featured a maximum sampling rate of 27. 7 kHz, a four-octave keyboard and 128 kB of memory.

By the time the business came into the GKN fold, the plant was supplying wheels to many UK manufacturers: within GKN the business continued to grow with the industry, so that by 1969 the by now highly automated Wellington plant was turning out some 5½ Million wheels a year at a maximum rate of approximately 30, 000 per day.

The second release of Microsoft Windows, version 2. 0, came out on 9 December 1987, and used the real-mode memory model, which confined it to a maximum of 1 megabyte of memory.

It came with 128 KiB RAM standard, compared to the IBM's 64 KiB maximum.

In 1994 AVE trains on the Madrid – Seville line began to run at 300 km / h, cutting journey times by at least 40 minutes and covering the 471 km in 2½ hours, though it is unlikely that much of a saving came from the increase in maximum speed, because only a small section of the line near Los Yébenes has the alignments for 300 km / h operation.

For serious drag strip use, buyers could specify the Super Duty 421 which came in three states of tune which all benefited from an increase in the compression ratio from 11. 0: 1 to 12. 0: 1 and an increase in the maximum shift point from 5900 rpm to a screaming 6400 rpm.

Not long afterward came another power boost to 5 million watts, the maximum power allowed for a UHF station by the FCC.

He reached the semi-finals of the 1987 UK Championship and came close to making a maximum break against Jimmy White, but missed the pink on 134 and went on to lose the match 4 – 9.

The optional E-gear transmission, came with a new function, ' thrust ' mode, this feature automatically revs the car to 5, 000 rpm, drops the clutch engaging all four wheels in a controlled burnout, and ensures the car performs maximum acceleration.

The maximum number of miniature paintings came down to us belong to the period of reign of Sultan Ibrahim Adil Shah II.

Charley came ashore near Punta Cayamas with maximum sustained winds of 120 mph ( 195 km / h ) and gusts of up to 133 mph ( 215 km / h ), at about 12: 30 a. m. EDT ( 0430 UTC ) on August 13.

She tried to represent Spain in the Eurovision Song Contest in 1979 with " Bang-Bang-Bang ", but came second by just one point in the national final, losing to Betty Missiego with 26 out of a maximum 29.

The car came with a 4-speed manual gear box and the maximum power output was 68 PS ( 70 HP ) at 6000 RPM.

The " crazy " came from the danger such a maneuver posed to both submarines, first being detection of the following submarine, which was commonly avoided by stopping the engines and going to maximum silence, and secondly by collision, as the momentum of the pursuing boat could result in collision with the leading submarine ; dead ahead in the process of turning sharply.