Methods of measurement for radio equipment used in satellite earth stations - Part 2: Measurements for sub-systems - Section 6: Frequency demodulators

Methods are given for the measurement of the electrical characteristics of frequency demodulators. Threshold and carrier-to-noise measurements are included because these are essential for satellite systems. Where possible, only measurements involving the basic demodulator are considered, excluding the equipment comprising the de-emphasis network and the networks associated with sound sub-carrier signals, pilot signals and auxiliary signals.

Meßverfahren für Funkgerät in Satelliten-Erdfunkstellen - Teil 2: Messungen an Untersystemen - Hauptabschnitt 6: Frequenzdemodulatoren

Méthodes de mesure pour les équipements radioélectriques utilisés dans les stations terriennes de télécommunication par satellites - Partie 2: Mesures sur les sous-ensembles - Section 6: Démodulateurs de fréquence

Dans cette section sont décrites des méthodes de mesure des caractéristiques électriques des démodulateurs de fréquence, y compris les mesures du seuil et du rapport signal à bruit, mesures essentielles pour les télécommunications par satellite. Dans la mesure du possible, seules les mesures relatives au démodulateur proprement dit seront évoquées, à l'exclusion des mesures spécifiques des sections comprenant le réseau de désaccentuation, les réseaux associés à la sous-porteuse de signaux sonores, aux signaux pilotes et aux signaux auxiliaires.

Methods of measurement for radio equipment used in satellite earth stations - Part 2: Measurements for sub-systems - Section 6: Frequency demodulators (IEC 60510-2-6:1992)

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Status
Withdrawn
Publication Date
07-Jun-1994
Withdrawal Date
14-Mar-1995
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SLOVENSKI STANDARD
SIST EN 60510-2-6:2002
01-oktober-2002
Methods of measurement for radio equipment used in satellite earth stations - Part
2: Measurements for sub-systems - Section 6: Frequency demodulators (IEC 60510
-2-6:1992)
Methods of measurement for radio equipment used in satellite earth stations -- Part 2:
Measurements for sub-systems -- Section 6: Frequency demodulators
Meßverfahren für Funkgerät in Satelliten-Erdfunkstellen -- Teil 2: Messungen an
Untersystemen -- Hauptabschnitt 6: Frequenzdemodulatoren
Méthodes de mesure pour les équipements radioélectriques utilisés dans les stations
terriennes de télécommunication par satellites -- Partie 2: Mesures sur les sous-
ensembles -- Section 6: Démodulateurs de fréquence
Ta slovenski standard je istoveten z: EN 60510-2-6:1994
ICS:
33.060.30 Radiorelejni in fiksni satelitski Radio relay and fixed satellite
komunikacijski sistemi communications systems
SIST EN 60510-2-6:2002 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 60510-2-6:2002

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SIST EN 60510-2-6:2002

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SIST EN 60510-2-6:2002

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SIST EN 60510-2-6:2002

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SIST EN 60510-2-6:2002

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SIST EN 60510-2-6:2002
NORME CEI
INTERNATIONALE IEC
60510-2-6
INTERNATIONAL
Première édition
STAN DARD
First edition
1992-05
Méthodes de mesure pour les équipements
radioélectriques utilisés dans les stations
terriennes de télécommunication par satellites
Deuxième partie:
Mesures sur les sous-ensembles
Section six — Démodulateurs de fréquence
Methods of measurements for radio equipment
used in satellite earth stations
Part 2:
Measurements for sub
-systems
Section Six — Frequency demodulators
© IEC 1992 Droits de reproduction réservés — Copyright - all rights reserved
Aucune partie de cette publication ne peut être reproduite ni No part of this publication may be reproduced or utilized in
utilisée sous quelque forme que ce soit et par aucun any form or by any means, electronic or mechanical,
procédé, électronique ou mécanique, y compris la photo- including photocopying and microfilm, without permission in
copie et les microfilms, sans l'accord écrit de l'éditeur. writing from the publisher.
International Electrotechnical Commission 3, rue de Varembé Geneva, Switzerland
Telefax: +41 22 919 0300 e-mail: inmail@iec.ch IEC web site http: //www.iec.ch
CODE PRIX
Commission Electrotechnique Internationale
S
PRICE CODE
International Electrotechnical Commission
IEC
McNvavHapogHae 311eKTpOTexHN4eCHaa HOMNCCNA
Pour prix, voir catalogue en vigueur

For price, see current catalogue

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SIST EN 60510-2-6:2002
510-2-6 ©IEC - 3 -
CONTENTS
Page
FOREWORD 5
SECTION SIX: FREQUENCY DEMODULATORS
Clause
1 Scope 7
2 Definition 7
3 General 7
4 I.F. input return loss 9
9
5 Baseband output impedance and return loss
11
6 Deviation sensitivity
7 Sense of demodulation 15
17
8 Differential gain/non-linearity and differential phase/group-delay
9 Baseband amplitude/frequency characteristic 21
25
10 Frequency division multiplex (f.d.m.) telephony measurements
25
11 Television measurements
12 Threshold pe rformance 25
13 Measurement of impulsive noise in telephone channels near the threshold 31
36
Figures

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SIST EN 60510-2-6:2002
510-2-6 ©IEC - 5 -
INTERNATIONAL ELECTROTECHNICAL COMMISSION
METHODS OF MEASUREMENT FOR RADIO EQUIPMENT
USED IN SATELLITE EARTH STATIONS
Part 2: Measurements for sub-systems
Section six: Frequency demodulators
FOREWORD
1)
The formal decisions or agreements of the IEC on technical matters, prepared by Technical Committees on
which all the National Committees having a special interest therein are represented, express, as nearly as
possible, an international consensus of opinion on the subjects dealt with.
2) They have the form of recommendations for international use and they are accepted by the National
Committees in that sense.
3) In order to promote international unification, the IEC expresses the wish that all National Committees
should adopt the text of the IEC recommendation for their national rules in so far as national conditions will
permit. Any divergence between the IEC recommendation and the corresponding national rules should, as
far as possible, be clearly indicated in the latter.
This standard has been prepared by Sub-Committee 12E: Radio relay and fixed satellite
communications systems, of IEC Technical Committee No. 12: Radiocommunications.
The text of this standard is based on the following documents:
Six Months' Rule Report on Voting
12E(CO)119 12E(CO)130
...

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