| 单词 | uhf |
| 释义 | > as lemmasUHF UHF n. (also uhf) ultra-high frequency. ΘΚΠ society > communication > telecommunication > radio communications > [noun] > radio wave > specific frequencies very high and low frequency1488 VHF1932 UHF1937 VLF1938 S.H.F.1948 VOR1955 1937 RCA Rev. II. 30 For low-power u-h-f transmitters and receivers, special tubes having low internal capacities..are available. 1939 Amateur Radio Handbk. (Radio Soc. Great Brit.) 161/1 The devices of Fig. 16 are satisfactory for matching U.H.F. aerials to open wire lines. 1955 Times 27 July 9/6 Its task is confused by the haphazard growth of early v.h.f. (very high frequency) stations and the consequent need to resort to the u.h.f. (ultra-high frequency) band for many of the new licences. 1978 Jrnl. Royal Soc. Arts 126 437/1 Chief Officer Rowe..remained with the lifeboats and maintained communication with the rescue vessels using portable UHF radio. < as lemmas |
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