Many amateurs are beginners or hobbyists, while others have a high degree of experience in astronomy and often assist and work alongside professional astronomers.

Many amateurs like to specialise in observing particular objects, types of objects, or types of events which interest them.

Many amateurs use online tools to plan their nightly observing sessions using tools such as the Clear Sky Chart.

Many SETI League members are licensed radio amateurs and microwave experimenters.

Many astronomers after the time of Galileo built their own telescopes out of necessity, but the advent of amateurs in the field building telescopes for their own enjoyment and education seems to have come into prominence in the 20th century.

Many highly educated amateurs now also travelled to Egypt, however, including women such as Harriet Martineau and Florence Nightingale, who both left fascinatingly philosophical accounts of their travels, which revealed learned familiarity with all the latest European Egyptology.

Many contemporary marine architects and backyard amateurs have been experimenting with the dory type and refining the type to some extent.

Many professionals or interested amateurs now consult extensive benchmark tests to determine system performance on various applications.

Many of these composers were amateur singers who developed new forms of sacred music suitable for performance by amateurs, and often using harmonic methods which would have been considered bizarre by contemporary European standards.

Many officers ( often the gentlemen amateurs ) of existing units merged into regiments of the New Model Army became surplus to the organization and were discharged.

Many were talented amateurs, hired on the basis of level designs they had created.

Many other utilities exist to convert latitude and longitude to locators, as this is a favorite hack for programmers who are also radio amateurs.

Many professional photographers and advanced amateurs prefer digital single-lens reflex cameras which have a true optical through-the-lens viewfinder ( OVF ).

Many professionals and amateurs visit the city to practice their favourite types of sports on the shores including beach soccer, beach volleyball, wind-surfing and other types of water sports through numerous swimming beaches and facilities along the entire Sevan shore, such as the aqua-park, the horse club, the tennis courts, the mini football and basketball fields.

Many amateurs attribute this to the fact that there was an abundance of commercial radio equipment designed for 136 – 174 MHz and 450 – 512 MHz that amateurs could easily modify for use on 2 meters and 70 centimeters.

Many amateurs have found the 33 centimeter band to be ideal for linking repeaters together.

Many of these composers were amateurs, and many were singers: they developed new forms of sacred music, such as the fuguing tune, suitable for performance by amateurs, and often using harmonic methods which would have been considered bizarre by contemporary European standards.

Many overconfident amateurs have been known to run tallies of well over a hundred attempts.

Many LowFERs are also licensed radio amateurs, although an amateur radio license is not required for LowFER communications in those countries.

Many of their members were amateurs, but a considerable percentage were professionals, including journalists, military personnel, scientists and medical doctors.

Many radio amateurs are happy to contest from home, often with relatively low output power and simple antennas.

Many hours are given free by the Jaycees to make this and all local pageants outstanding events.

Many ironclads were built to make use of the ram or the torpedo, which a number of naval designers considered the crucial weapons of naval combat.

Many defoliated forest areas were quickly invaded by aggressive pioneer species, such as bamboo and cogon grass, which make it unlikely the forests will be able to regenerate.

Many monosaccharides joined together make a polysaccharide.

In 1961, Bixby was in the musical The Boy Friend at the Detroit Civic Theater, returning to Hollywood to make his television debut on an episode of The Many Loves of Dobie Gillis.

Many players, in order to eliminate the confusion of tossing four chips to the center of the table or having change made while bets are being placed, will make a five-unit Horn High bet, which is a four-way bet with the extra unit going to one specific number.

Many manufacturers like Taiyo Yuden use proprietary chemical additives to make more stable cyanine discs (" metal stabilized Cyanine ", " Super Cyanine ").

Many smaller computer companies had come and gone in the 1950s, wiped out when new technical developments rendered their platforms obsolete, and even large companies like RCA and General Electric were failing to make a profit in the market.

Many of the routes listed below are in poor condition and may be operating at only a fraction of their original capacity ( if at all ), despite recent attempts to make improvements.

Many governments around the world provide subsidies to offset the high cost and make their production economically feasible.

Many students of democracy have desired to improve education in order to improve the quality of governance in democratic societies ; the necessity of good public education follows logically if one believes that the quality of democratic governance depends on the ability of citizens to make informed, intelligent choices, and that education can improve these abilities.

Many of these trivial errors occurred in the Byzantine period, following a change in script from uncial to minuscule, and many were ' homophonic ' errors, when scribes accidentally substituted homophones for words in the textequivalent in English to substituting ' right ' for ' write ', except that there were more opportunities for Byzantine scribes to make these errors because the Greek letters η, ι, οι and ει were pronounced similarly in the Byzantine period.

Many of these proved ineffective as the pilot had to fly his airplane while attempting to aim a handheld weapon and make a difficult deflection shot.

Many betting systems have been created in an attempt to " beat the bookie " but most still accept that no system can make an unprofitable bet profitable over time.

Many cities and towns in Europe and around the world still make use of arms.

Many islands in the West Indies, most notably Jamaica, also use hominy to make a sort of porridge with corn starch or flour to harden the mixture and condensed milk, vanilla and nutmeg to taste.

Many people, however, make a distinction between ad libbing and improvising.

Many ordinary spacecraft and satellites also use solar collectors, temperature-control panels and Sun shades as light sails, to make minor corrections to their attitude and orbit without using fuel.

Many non-religious Jews make a point of attending synagogue services and fasting on Yom Kippur.

Many fashion designers make heavy use of knitting in their fashion collections.

Many institutions make a distinction between a circulating or lending library, where materials are expected and intended to be loaned to patrons, institutions, or other libraries, and a reference library where material is not lent out.

Many other surgeons feel that since they will have to make a larger incision for specimen removal anyway, they might as well use this incision to have their hand in the operative field during the procedure to aid as a retractor, dissector, and to be able to feel differing tissue densities ( palpate ), as they would in open surgery.

Many moral skeptics also make the stronger, modal, claim that moral knowledge is impossible.

Many observers believe that arrears in salary payments also make it difficult for judges to remain independent from outside influences and free from corruption.