JPS5092100A - - Google Patents

Info

Publication number
JPS5092100A
JPS5092100A JP49142418A JP14241874A JPS5092100A JP S5092100 A JPS5092100 A JP S5092100A JP 49142418 A JP49142418 A JP 49142418A JP 14241874 A JP14241874 A JP 14241874A JP S5092100 A JPS5092100 A JP S5092100A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP49142418A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS5092100A publication Critical patent/JPS5092100A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals
    • G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
    • G04G13/021—Details
    • G04G13/023—Adjusting the duration or amplitude of signals
JP49142418A 1973-12-10 1974-12-10 Pending JPS5092100A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/423,455 US3931621A (en) 1973-12-10 1973-12-10 Variable amplitude timed alarm system

Publications (1)

Publication Number Publication Date
JPS5092100A true JPS5092100A (ja) 1975-07-23

Family

ID=23678966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49142418A Pending JPS5092100A (ja) 1973-12-10 1974-12-10

Country Status (3)

Country Link
US (1) US3931621A (ja)
JP (1) JPS5092100A (ja)
GB (1) GB1488896A (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038561A (en) * 1975-06-30 1977-07-26 Michael Lorenz Children's lamp
US4055843A (en) * 1976-02-23 1977-10-25 Whitaker Ranald O Annunciator for use with electronic digital clock
US4173168A (en) * 1977-10-03 1979-11-06 Patrick C. Hicks Apparatus for self teaching a musical instrument
US4219799A (en) * 1978-10-24 1980-08-26 Weber Harold J Vehicular signal apparatus
US4382251A (en) 1980-09-23 1983-05-03 Casio Computer Co., Ltd. Envelope control device for piezoelectric buzzer
US4343043A (en) * 1980-12-17 1982-08-03 General Electric Company Radio having a crescendo audio alarm
GB2127245A (en) * 1982-11-25 1984-04-04 Mark Ford Newman Apparatus for broadcasting and/ or recording a weather forecast
DE3304514A1 (de) * 1983-02-10 1984-08-16 Deutsche Itt Industries Gmbh, 7800 Freiburg Lautstaerke-steuerschaltung fuer radio-wecker
US5164729A (en) * 1990-10-05 1992-11-17 Cincinnati Microwave, Inc. Police radar warning receiver with auto-mute function
US5121096A (en) * 1990-10-23 1992-06-09 Moore Herbert A Position locating device
US5483689A (en) * 1993-05-07 1996-01-09 Bose Corporation Radio receiving with microprocessor control
US5712623A (en) * 1994-11-04 1998-01-27 Casio Computer Co., Ltd. Small-sized alarm device
CA2327130A1 (en) * 1999-11-30 2001-05-30 Salton, Inc. Ascending or descending volume control for clock radio
US7151458B2 (en) * 2004-08-24 2006-12-19 Anna Randolph Discreet bed-wetting alarm and method of use thereof
US20060286929A1 (en) * 2005-06-21 2006-12-21 Wutp, Inc. System for universal distribution of short duration programming

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2930000A (en) * 1957-01-22 1960-03-22 Admiral Corp Volume control circuit
US3356949A (en) * 1964-04-13 1967-12-05 Ellis R Jones By-pass volume control circuit for clock radios
US3544901A (en) * 1967-12-22 1970-12-01 Gen Motors Corp Radio volume and tone controls using field effect transistors
US3559072A (en) * 1968-03-18 1971-01-26 Arvin Ind Inc Electronic shut-off timers
GB1389208A (en) * 1971-07-05 1975-04-03 Rca Corp Delayed alarm and drowse for clock receivers

Also Published As

Publication number Publication date
US3931621A (en) 1976-01-06
GB1488896A (en) 1977-10-12

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