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Function Generator 

GF3 and GF4 function generator 

Ref : 
293

 

036 

293 037 

ENGLISH

 8 

 

  Rotate the adjustment button (1) until the desired frequency is 

displayed: the units are displayed in the window and the decimals on 
the vernier. 

Example: 55 Hz 

1). Press the push-button (x10) 

2). 5 appears in the window and 50 on the vernier. 5.50 x 10 = 55 Hz 

3.2  Display of the signal shape: 

  Selection with the push-button (9): sine, triangular or rectangular. 

3.3  Output level adjustment: 

  Press the push-button (5) to obtain the corresponding attenuation: 1 

- 1/10 - 1/100. 

  Adjust the output level by operating the potentiometer button (4) 

Note: 

If a continuous component is not required, make sure that the offset button 
(3) is in the "0" position  

3.4  Use of the GF3 amplifier 

  From the generator: 

Connect the output of the generator (6) to the input (10) of the amplifier using 
2 wires. 
Connect the output of the amplifier (8) to the receiver. 
Change the input level (4) as well as the output level (11) of the amplifier to 
obtain the desired amplitude. 

  From an external source 

Connect the source to the amplifier input (10). 
Adjust the level by operating the button (11) 

3.5  Use of the FM and AM (GF4) inputs 

  Connect the external source to the FM or AM sockets of the 

generator using wires. 

4 Warning 

symbol 

This symbol means “CAUTION” and asks the User to refer these 

instructions.  

5 Safety 

The Jeulin Company warns the user that the protection of this device may be 
compromised if it is used in a manner that is not specified in these 
instructions. 

Summary of Contents for GF3

Page 1: ...G n rateur de fonctions Function Generator Ref 293 036 293 037 Fran ais p 1 English p 6 Version 9001 G n rateur de fonctions GF3 et GF4 GF3 and GF4 function generator...

Page 2: ...sortie 50 Ohms Affichage pr cis de la fr quence Potentiom tre 10 tours Appareil compact double isolement pas de prise de terre D calage de tension continue ou 5 V offset 2 mod les o GF 3 avec amplific...

Page 3: ...eur BF associ sur le mod le GF3 permet par exemple l alimentation d un haut parleur La modulation de fr quence et d amplitude est possible sur le mod le GF4 sans amplificateur 3 Mise en service L appa...

Page 4: ...sante continue que le bouton de d calage 3 est bien sur la position 0 3 4 Utilisation de l amplificateur GF3 A partir du g n rateur Relier par 2 fils la sortie du g n rateur 6 l entr e 10 de l amplifi...

Page 5: ...outons x 10 et x 100 1 11 Hz Gamme n 0 2 bouton x 10 10 110 Hz Gamme n 0 3 bouton x 100 100 1100 Hz Gamme n 0 4 bouton x 1 K 1 11 KHz Gamme n 0 5 bouton x 10 K 10 110 KHz Caract ristique lin aire mieu...

Page 6: ...ircuit ouvert Si une charge gale l imp dance de sortie est branch e les tensions se trouvent divis es par 2 7 Maintenance L appareil ne fonctionne pas voyant non allum V rifier la tension r seau S ass...

Page 7: ...otentiometer Compact device double insulation no ground terminal DC voltage offset 5V offset 2 models o GF 3 with built in amplifier o GF 4 with AM and FM inputs amplitude modulation frequency modulat...

Page 8: ...odel may be used for example to drive a loud speaker The modulation of frequency and amplitude is possible on the GF4 model without amplifier 3 Commissioning The device is delivered ready for use at 2...

Page 9: ...ed make sure that the offset button 3 is in the 0 position 3 4 Use of the GF3 amplifier From the generator Connect the output of the generator 6 to the input 10 of the amplifier using 2 wires Connect...

Page 10: ...the buttons x10 and x100 1 to 11 Hz Range no 2 button x10 10 to 110 Hz Range no 3 button x100 100 to 1100 Hz Range no 4 button xl K 1 to 11 KHz Range no 5 button x10 K 10 to 110 KHz Linear characteris...

Page 11: ...are given in open circuit If a load equal to the output impedance is connected the voltages must be divided by 2 7 Maintenance The device does not function the indicator lamp does not come on Check th...

Page 12: ......

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