Kenwood AG-252 Скачать руководство пользователя страница 6

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F r o n t panel

® I n d e x m a r k

I n d i c a t e s d i a l d i v i s i o n s .

C a l i b r a t e d w i t h 1 0 — 1 0 0 d i v i s i o n s .

@ F r e q u e n c y d i a l

A d j u s t s o s c i l l a t i o n , f r e q u e n c y .

F r e q u e n c y c a n be r e a d d i r e c t l y b y m u l t i p l y i n g t h e

i n d i c a t i o n o n t h e s c a l e p l a t e b y t h e m a g n i f i c a t i o n

o f t h e F R E Q . R A N G E s w i t c h .

T h e p o w e r s w i t c h . W h e n d e p r e s s e d , t h e p o w e r i s

a p p l i e d t o t h e A G - 2 5 2 . P r e s s i n g t h e s w i t c h a g a i n

m a k e s i t r e l e a s e d a n d t u r n s t h e p o w e r o f f .

I n d i c a t e s t h a t t h e p o w e r i s a p p l i e d .

T h e s e s w i t c h e s p r o v i d e f i v e s e l e c t i o n s o f o s c i l l a t i o n

f r e q u e n c y r a n g e :

x 1

1 0 H z ~ 1 0 0 H z

x l O : 1 0 0 H z ~ l k H z

x l O O : 1 k H z ~ l 0 k H z

x 1 k : 1 0 k H z - 1 0 0 k H z

x l O k : 1 0 0 k H z - 1 M H z

® W A V E F O R M

S e l e c t s a w a v e f o r m o f o u t p u t s i g n a l . W h e n

d e p r e s s e d , i t s e l e c t s s i n e w a v e ( — ) .

W h e n r e l e a s e d , i t s e l e c t s s q u a r e w a v e ( I j ) .

D e l i v e r s o u t p u t s i g n a l i n s i n e o r s q u a r e w a v e f o r m

w h i c h e v e r i s s e l e c t e d . T h e o n e l a b e l e d £ i s t h e

G N D ( c a s e G N D ) t e r m i n a l .

A t t e n u a t e s t h e o u t p u t t o o n e o f s i x l e v e l s :

0 t o - 5 0 d B i n s t e p s o f 1 0 d B .

A c o n t r o l l e r c o n t i n u o u s l y c h a n g i n g t h e a m p l i t u d e

o f o u t p u t v o l t a g e .

Содержание AG-252

Страница 1: ...OSCILLATOR v 252 INSTRUCTION MANUAL KENWOOD CORPORATION PRINTED ll PAN ...

Страница 2: ... L A N A T I O N 5 F R O N T P A N E L 6 R E A R P A N E L 7 4 P R E C A U T I O N S F O R U S E 7 5 O P E R A T I N G P R O C E D U R E S 8 6 A P P L I C A T I O N S 10 7 M A I N T E N A N C E 14 2 A p r o d u c t of KENWOOD CORPORATION 1 7 5 2 chome Shibuya Shibuya ku Tokyo 150 Japan ...

Страница 3: ... frequency s i g n a l is o b t a i n e d by s y n chronizing w i t h an e x t e r n a l s i g n a l using an exter nal s y n c input t e r m i n a l 2 SPECIFICATIONS 3 Sine wave characteristics O s c i l l a t i o n frequency x 1 range 1 0 H z 1 0 0 H z x 10 range 1 0 0 H z l k H z x l O O range 1 k H z 10kHz x I k renge 1 0 k H z 1 0 0 k H z x 1 0 k range 1 0 0 k H z 1 M H z F r e q u e n c y a ...

Страница 4: ...r a t u r e h u m i d i t y range 0 4 0 C 85 R H P o w e r v o l t a g e f r e q u e n c y 1 0 0 l 2 0 2 2 0 2 4 0 V a c 1 0 M a x 2 5 0 V a c 50 60Hz P o w e r c o n s u m p t i o n a p p r o x 5 W C a s i n g 2 1 2 W x 1 3 3 H x 2 7 2 D m m M a x 2 1 2 W x 1 5 6 H x 3 1 2 D m m W e i g h t A p p r o x 3 8kg A c c e s s o r i e s O u t p u t s i g n a l c a b l e C A 4 8 1 Power cable 1 I n s t r...

Страница 5: ...3 PANEL EXPLANATION F i g 1 F r o n t Panel F i g 2 R e a r Panel ...

Страница 6: ... R E Q R A N G E H z These s w i t c h e s provide f i v e selections of o s c i l l a t i o n frequency range x 1 1 0 H z 1 0 0 H z x l O 1 0 0 H z l k H z xlOO 1 k H z l 0 k H z x 1k 1 0 k H z 1 0 0 k H z x l O k 1 0 0 k H z 1 M H z W A V E F O R M Selects a w a v e f o r m of o u t p u t s i g n a l W h e n depressed it selects sine w a v e W h e n released it selects square w a v e I j O U T P...

Страница 7: ... a l s W h e n D C v o l t a g e is applied m a k e a connection v i a a c a p a c i t o r 2 Use s h o r t connecting leads L o n g shield w i r e s w o u l d cause a m p l i t u d e c h a r a c t e r i s t i c s to be changed by the c a p a c i t y between shield w i r e s O r d i n a r y leads if long a l s o tend to pick up induced noise L o n g leads of a n y type cause v a r i o u s t r o u b...

Страница 8: ... o u t l e t 1 S t a r t i n g Connect the a c c e s s o r y power cable to the A C s o c k e t a f t e r checking t h a t y o u r power v o l t a g e is w i t h i n 10 of 1 0 0 V a c T h e n press the P O W E R s w i t c h to a p p l y the power Once the power is applied the p i l o t l a m p is on a n d the A G 2 5 2 is in a c t i v e s t a t e A g e the i n s t r u m e n t f o r 20 to 30 m i n ...

Страница 9: ... indicate 1 V r m s N o w a I V r m s v o l t a g e is o u t p u t to the O U T P U T 3 Set the A T T E N U A T O R to 4 0 d B T h e v o l t m e t e r indicates n e a r l y 0 V but in f a c t the v o l t a g e of 1 0 m V r m s is c o r r e c t l y o u t p u t to the O U T P U T 5 H o w to use the s y n c input t e r m i n a l O s c i l l a t i o n frequency generated in the A G 2 5 2 can be synchr...

Страница 10: ... e r i s t i c of a m p l i f i e r 2 Since the u n i t f e a t u r e s w i d e b a n d w i d t h it can be used f o r m e a s u r e m e n t of frequency c h a r a c t e r istic of a m p l i f i e r 3 T h e b u i l t i n high a c c u r a c y a t t e n u a t o r p e r m i t s m e a s u r e m e n t o f a m p l i f i e r g a i n 4 C a n be used a s a s i g n a l s o u r c e of impedance bridge 6 1 1 ...

Страница 11: ...i f i e r and connect the A C v o l t m e t e r to A G 2 5 2 to m e a s u r e the o u t p u t v o l t a g e Note t h a t the use of A T T E N U A T O R e l i m i n a t e s the need f o r connecting a high s e n s i t i v i t y v o l t m a t e r If A T T E N U A T O R is s e t t o GdB a n d the v o l t m e t e r indicates 2 V it m e a n s t h a t the input v o l t a g e of the a m p l i f i e r is ...

Страница 12: ... h t line on the o s c i l loscope to e x p a n d g r a d u a l l y to t u r n into a n ellipse B y u t i l i z i n g the c o n f i g u r a t i o n of t h i s ellipse the phase s h i f t can be c a l c u l a t e d a s f o l l o w s F i r s t m e a s u r e the m a x i m u m h o r i z o n t a l deflection a n d suppose t h a t t h i s deflection is X and t h a t the section a t w h i c h the ellipse...

Страница 13: ...5 2 a n a m p l i f i e r to be tested a n d a n oscilloscope a s s h o w n in F i g 7 2 P r e s s W A V E F O R M to the position to o b t a i n s q u a r e w a v e s of a p p r o p r i a t e frequency and a m p l i t u d e 3 D u r i n g the t e s t change the frequency a s neces s a r y T h e r e l a t i o n s h i p between w a v e f o r m s a n d a m p l i f i e r c h a r a c t e r i s t i c s ...

Страница 14: ... in the r e a r panel using a s t a n d a r d s c r e w d r i v e r see F i g 6 3 T a k e out the b l o w n f u s e and in its place insert a new f u s e 4 Set the label of y o u r line v o l t a g e to the m a r k then plug the fuse holder c o n t a i n i g the new fuse into the r e a r p a n e l C H A N G I N G T H E S U P P L Y V O L T A G E R e m o v e the fuse holder in the r e a r panel usin...

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Содержание AG-252

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Kenwood AG-252, Инструкция по эксплуатации, Страница: 6 / 14

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Содержание AG-252

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