IRT AA-342 Instruction Book Download | Manualshive

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Summary of Contents for AA-342

Page 1: ...RONICS PTYLTD 26 HothamParadeARTAR ilONN S W Phone llSD Code6ll 02 4393744Fa 2064Austral a 02 4397433TelexAA122130 AA 342 AUDIODISTRIBUTION AMPLIFIER B A t 5 L 7 g L 4 6 i i 8 2 DESIGNEDAND MANUFACTURED IN AUSTRALIA ...

Page 2: ...I N q OPERATION OF ELECTRONICEQUIPMENTINVOLVESTHE USE OF VOLTAGES AI D CI RRENTS WHICH 4AY BE DANGEROUS TO HUMAN LIFB OPERATING PERSONNBL SHOULDOBSERVEALL SAFETY REGULATIONS DO NOT CHANGE COMPONENTS OR MAKE ADJUSTMENTS INSIDE TFJBEQUIPMENTWITFI POWERON IJNLESSPROPERPRECAUTIONSARB OBSERVED NOTE TFIAT UNDBR CERTAIN CONDIT ONS DANGBROUS POT ENTIALS MAY EXIST IN SOMECIRCIJITS EVEN THOUGHPOWERCONTROLS ...

Page 3: ...n i c irrret hl a ttw r 1 r ncl eonLrol f rorn 3dF to 1OdB o l e e n t h o o r r t r r r r f i r e d a n c e o r t h e A J 3 4 2a m p l i f i e r l o w 7 5 o h m resistors are used to Cistribute the output signal This ensures i r a t l o n q c a h J e r u n s w i l l n o t c a u s e a r o l l o r f i n t h e f r e q u e n c y r e s p o n s e wiif t still providrng short circuit protection for the ...

Page 4: ...o t u o f j COI1MON MODE Ad ustable by internaf controf With input and REJECTION output grounds isolated better than 40dB at 5 A H Z FREQLIENCY 0 5d8 in the range 2oHZ Lo 100KHZ referenced to RESPONSE lKHz i AR 4ONIC DlSTORTION Less than 0 5ea in the range 2OHZ Lo lOOKHz at an audio level of I volt rms at the output NOISE Less than 70d8 at the output bandwidth 2OHz Lo l5KHz referenced to an output...

Page 5: ...o p e r a t i o n t h e D C v o l t a g e a t t h e o u t p u t a s m e a s u r e d a t t h e j u n c t i o n o f R l 7 R I B is set at 0 25 volts by adjustment of VR3 Lhe O P DC control Overall a a i n o f f h c A A 1 L c r o n f n a n c l n n t t n t e d n n t e n f i o n e f e r V R l v u f r r v r J a L E L t y o J L g u p v L s l l L i u l l l s L s F n l p o n f h e o r t n r t h c A A 3 4 2...

Page 6: ...or minrmum hur siqnal at the orrtnrrt The DC voltaoe at the orrfnrrt a r n n ri r i c r a R r 7 J 0 2 5 v o l t s b y a d j u s t m e n t o f t h e O P c o n t r o l r R 3 VOLTAGE I EASURtrMtrNTS EMITTER 0 6 v 0 6 v 1 3 v 1 l l 1 3 4 V 0 5 v 0 2 v 0 3 v BASE COLLECTOR A11 measurements irLadewith a hiqh input i n n e c i n c e r r o l i m e t e r Q1 n A A o 5 Q Q7 t t x OV I J V OV 0 5 v f 3 4 V L ...

Page 7: ...frarcLe and i s f i x e d i n p J a c c w i t h t h e s t e e f c l i p s s p e e d n u t t y p e p r o v i d e d P o r r A q c o m h r r The rear assembly is mounted on the rear of the frame wj th the screws provided Care should be taken not to over tighten these screv s a s e x c e s s i v e f o r c e w j l l d a m a o e t h e t h r e a d i n t h e m o u n t i n g f r a m e Connections signal co...

Page 8: ... e t o b e o p e r a t e d i n p o s i t i o n a n d p r o v i d e access to all circuit boards transistors and internal u l i r r q 1 m a n f q RB 53 Rear Assembly A n a d d j t i o n a l r e a r a s s e m b l y m a y b e p u r c h a s e d t o p e r m i t bench testing and sen icinq of the amplifier without disturbrng the rear assemblies supplied with the a m p l i f i e r s INSTRUCTIONBOOK ...

Page 9: ...O A X Y I t s I N DP A F I Y W I I I O U w i r T T x c o N s f x T EE E f 2 J a o 9 l e u F o o s A W X 3 A S O T t r r r L F R B s 3 R E A R A S S Y E D c x E c x E D K s r z E I s i L f l i E X G A P P U X L E S S O T H E F W I S I S P C I F I E O D r v E x s l o x s a R tr xv u C O H I t s C l x O o e w r k o I S q t F B O t 5 4 9 I o 3 t t I F T E tr6cs Pit L1c 26 tur P trlw Actrars 2m ...

Page 10: ... t t l r S i d i 3e Ho e 5 t r o I i i t E t i 3 i 6 i 0 I u o 9 L l l v i ln6lt lYtrortl l v a m U o J I o oo o m l o g o A o d 6 c d o n d N Y c l O F rrs t c S d s v o N X d v Hr d U 8 z t v Ie on S Y il 0 o v g F U O O l U o d 9 ...

Page 11: ... F i Fl H tlt FJ Fr E t P o E H H M tr L I A a U J 21 6 s nl F E Ff H F F E O tsi a H M u r I LV E e F FJ H d Fr 21 o F a H TD t l tr l I c s U J E 9 F i E Ff H Ff Fr F H O rd a I N ro 2J x F H H Fl Ff t r E o F a H r n l n1 I c N rc a a Q c F E Ff H F l F t P J E r tl H CD l L V a r E s F i FJ H tq lJ F r F H O a CN I a t f x o F t FJ H FJ F E rt o Ej r n H r K r I Lf t i E d H rI F E o F lr tr I...

Page 12: ...E s o o O E J Q f i F F E i F F E I X Q O c a i r l H p E Z F U C n m O O N Z F l f F t d O E P d E E U m t n l 2 F l F f e H F i r d Z Z Z Z I T t r l A Z Z D A A o a t H r tq O F tq tr PdPdP P D f4 O t I Pd A C 0 E d F Er E rF Fc F Z J 0 fd E tu t ol rl l pj rl trl r l rl ol l I I I I I I I I tu r l F rS s a l l c o L o l c s r o Q o Q Q Q t t r A l r F S o Q f l t f C q N r r l O O r r S t o qt...

Page 13: ... A N S F O R M E R S 3 9 E L L I S T R O N I C S 4 t 4 F J P T T E C I S I O N P T Y L T D 4 I cB JRcE BROWN Co 43 IIARBUCI ELBCTRONICS I TY LTD 46 I ARTLANDMANIJtsAC ORING PTY LTD 4 I CRUSADER ELECTRONIC COMPONENTS 49 R F I C C M P T N E N T S l I L I R STEPTjBNS PTY LTD J A GOT FREY BNGRAVING 53 O I N A S E V E R N P T Y L T D 5 4 JOHN R TI RI SONS PTY LTD 55 LENLOI PTY LTD PH LIPS ELCOMA 58 I I...

Page 14: ... I I L U N I I I U L U VS IILEC IRONICS PTY LTD WARBIJRTON FRANKI PTY LTD YE r l nnlr pTv I 1 n A E I I I I A U I U ACMI iLBCTRONIC J L M IRICITOI PTY LTD J N A L M G R E N P T Y L T D cliAR Co B A J T C J Q O A L ri R A o o v t o 9 9 4 9 6 o 7 q R q Q Lzr9 I I A t1 1 S A L T T I R C O T S T A T J S T R A T I A P T Y L T D 1 7 2 I N O V C I I I S P T Y L T D 1 I 3 L E A T I A M B L E C T R O N T C...

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