GB1405296A - Tuning indicator display device and radio recei'er for the reception of frequency modulated signals for facsimile trans mission - Google Patents

Tuning indicator display device and radio recei'er for the reception of frequency modulated signals for facsimile trans mission

Info

Publication number
GB1405296A
GB1405296A GB3597872A GB3597872A GB1405296A GB 1405296 A GB1405296 A GB 1405296A GB 3597872 A GB3597872 A GB 3597872A GB 3597872 A GB3597872 A GB 3597872A GB 1405296 A GB1405296 A GB 1405296A
Authority
GB
United Kingdom
Prior art keywords
capacitors
discriminator
reception
tuning
display device
Prior art date
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.)
Expired
Application number
GB3597872A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dr Ing Rudolf Hell GmbH
Original Assignee
Dr Ing Rudolf Hell GmbH
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
Priority claimed from DE19712138684 external-priority patent/DE2138684C3/de
Application filed by Dr Ing Rudolf Hell GmbH filed Critical Dr Ing Rudolf Hell GmbH
Publication of GB1405296A publication Critical patent/GB1405296A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/06—Measuring depth of modulation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuits Of Receivers In General (AREA)
  • Facsimiles In General (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB3597872A 1971-08-03 1972-08-01 Tuning indicator display device and radio recei'er for the reception of frequency modulated signals for facsimile trans mission Expired GB1405296A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712138684 DE2138684C3 (de) 1971-08-03 Hubanzeige an Funkempfängern zum Empfang frequenzmodulierter Signale bei Faksimileübertragungen

Publications (1)

Publication Number Publication Date
GB1405296A true GB1405296A (en) 1975-09-10

Family

ID=5815582

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3597872A Expired GB1405296A (en) 1971-08-03 1972-08-01 Tuning indicator display device and radio recei'er for the reception of frequency modulated signals for facsimile trans mission

Country Status (2)

Country Link
JP (1) JPS5321245B2 (en, 2012)
GB (1) GB1405296A (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01102439U (en, 2012) * 1987-12-28 1989-07-11

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4211795Y1 (en, 2012) * 1965-08-10 1967-07-03

Also Published As

Publication number Publication date
JPS5321245B2 (en, 2012) 1978-07-01
DE2138684B2 (de) 1977-05-12
JPS4826015A (en, 2012) 1973-04-05
DE2138684A1 (de) 1973-02-15

Similar Documents

Publication Publication Date Title
GB586119A (en) Improvements relating to arrangements for determining distance by means of electromagnetic waves
US2526425A (en) Radio-telemetering with phase modulation
GB1405296A (en) Tuning indicator display device and radio recei'er for the reception of frequency modulated signals for facsimile trans mission
HK59291A (en) Digital aft system
ES347474A1 (es) Aparato para indicar la presencia de componentes de modula-cion de amplitud.
US3245005A (en) Frequency modulated transmitter monitor
GB1517110A (en) Frequency spectrum analysis equipment
GB1016892A (en) Gyromagnetic resonance apparatus
US2929051A (en) Fm/fm-pwm telemetering decommutator
US3339193A (en) Telemetering apparatus
GB1533432A (en) Fm tuner
SU1691783A1 (ru) Устройство дл измерени глубины модул ции
SU347004A1 (ru) Радиоприемное устройство станции разведки
GB1336358A (en) Circuit arrangement for tuning and indicating the tuning frequency for high frequency receivers with capacity-diode tuning
SU127762A1 (ru) Способ измерени коэффициента нелинейных искажений характеристик электронной настройки клистронов
SU924877A1 (ru) Устройство дл измерени фазовых искажений каналов св зи
US3145350A (en) Microwave modulator measuring system
GB804605A (en) Radio location system
SU907854A1 (ru) Устройство дл формировани частотно-манипулированных сигналов
GB770280A (en) Improvements relating to indicating the amplitude/frequency response of an electrical network
SU1734046A1 (ru) Устройство дл выделени и измерени сопутствующей частотной модул ции амплитудно-модулированных колебаний
FISCHER The optimization of the bandwidth of a negative-feedback, nonreciprocal, parametric mixer assembly amplifier without circulator(German book)
SU615424A1 (ru) Измерительный преобразователь тока в частоту
GB898496A (en) Improvements in or relating to speech-signal transmission systems
ES385376A1 (es) Perfeccionamientos en receptores para sistemas de radiona- vegacion por comparacion de fase.

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee