Kenwood TS-440S Instruction Manual

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T h e t a b l e i n sect ion 6- 1 , C R Y S TA L F IL T E R INSTALLA T I O N on page 27 shows the b a n d w i d t h of e a c hs w it c h sett i n g . Note the d iffe r e n c e s w h e n t h e opt ional f i lters a re insta l l e d . The YK -88C is used i n the "N"posit ion a n d the YK -88S N in t h e "M 1 " posit ion .Notes:1 . D u r i n g t r a n s m i t t h e w i d e f i lt e r posit ion is selectedreg a r d l e s s of t h e position of the S EL EC T IV ITYs w i tc h .2 . W h e n i n t h e F M mode t h e b a n d w idth i s always 1 5k H z , regardless of t h e posit ion of the S EL EC T I V IT Y s w i tc h .3 . W h e n t h e S E L EC T IV ITY sw itch is set t o N o r M 1 ,and no optional filters h a ve been insta l l e d , there willbe no sou nd f rom the s p e a k e r . R e f e r to the opt i o na l f i l t e r i n sta l l at ion proc e d u re i n t h e re a r o f thism a n u a l for information on i n st a l l ation of theseopt ion s .@ AGC switchT h i s s w i t c h s e lects t h e operat i n g t i m e con stant of theA G C (Autom a t i c G a i n C ontrol ) c i rc u i t d u r i n g receive .W h e n t h e AGC sw itch is set to S L OW , t h e receivergain a n d S -meter re a d i n g s w i ll react slowly to la rge i np u t c h a n g e s , a n d w h e n set t o F A S T , the r e c e i v e r g a i na n d S -meter w ill react q u i c k l y t o c ha n g e s in t h e i n p uts i g n a l leve l .The norm a l pos it ion w h e n using a l l modes i s t h e S L O Wpos it ion . W h e n wor k i n g w e a k s i g n a l s , o r h i g h speedC W you m ig h t w ish to use the FAST posit ion .N ote:This switch is d isabled d u r i n g F M ope rations.@ NOTCH switchW h e n t h i s s w i t c h is ON, the n otch filt e r is a c t i vated .@ PROC (Processor) switchEffective transmit pow e r output w i ll i n c rease w h e n theP R OC s w i t c h is tu rned ON d u ri n g U S B , L S B , A F S K , o rF M mode operat ions.Note:W h e n t h e s p e e c h p rocessor f u n ction is used in theU S B , L S B , or A F S K mode it is possi ble to overdrive thetransmitter: An easy w a y to check for excessive mod ulat ion is to m on itor the A L C mete r . If the needle is o v e rthe ALC zone you a re overmod u l at i n g . R e d u c e the M ICg a i n control setting unt i l the need le re mains in the A LCzone on voice p e a k s .(j]) F.LOCK switchT h e s e l e cted d i a l frequency is loc ked a n d c a n not bec h a nged e x c e pt thru t h e use of the R IT/X IT controls ,w h e n t h i s s w it c h i s O N .@ UP/DOWN switchesP ressing the UP s w i t c h i n c reases t h e fre q u e n c y , a n dpress i n g t h e D OW N s w it c h d e c re a s e s it .8@ 1 MHz step switchT h i s s w i t c h is used to determ i n e if t h e U P /DOWNs w it c h e s w i l l funct ion i n 1 M H z ste ps or on l y thru t h ea m a t e u r b a n d s . W he n the 1 M H z s t e p posit ion isselected , t h e 1 M H z i n d i c ator w i l l l i g ht .@ TUNIN G dial (VFO)R otate the k nob to s e l e ct t h e d e s i red freq u e n c y . F a sttuning is possi ble by rotating the knob rapid l y . This cont rol m a y also be used to select the desired m e m o r ycha n nel. The d i al d rag is adjusta ble by hol d i n g the outside k n o b and t u r n i n g the inside knob clo c k w ise to i nc rease d r a g , a n d cou n t e rcloc k w ise to d e c rease d ra g .@ Program keysM.,.V:SCA N :C L EAR:VFO/M:M.IN :E N T:U sed to recall a fre q u e n c y from m e m o ryto the V F O .Pressi n g d u ri n g V F O o p e rat ion w ill i n it i ateprogram sca n , a n d pressi ng during memoryoperation w ill i n itiate m e m ory sca n . P ressi n g d uring sc a n o p e r a t i o n w ill c a use thesc a n speed to toggle between 2 speeds,fast and slo w .U sed to cancel mem ory storage operations,or to cancel an entry d u ring d i rect keyboardentry of frequency usi ng the ENT key .U se d to switch bet w e e n m e m o ry or V F Oo p e rations.U se d to e n t e r data into a m e m ory cha n nel.U sed to d i rectly enter a frequency from then u m e r i c k e y p a d .@ PHONES jackO ut p u t te r m i n a l fo r he a d pho n e s .@ MIC jackC o n nector fo r a m i c ro p ho n e .G ND !STBY) sMIC ISTBY 2, G ND (MIC )' 8V /approx. 10 mAMIC connector (Front view)@ AT TUNE switchWhen this switch is tu rned ON w ith the A U T O /THAUswitch is pla c e d in the A U TO posit i o n , the a ut o m a t i ct u n e r w i ll be e n g a g e d a n d the t u n e r w ill try to m atchthe a n te n n a .@ AUTO/THRU switchAUTO : The a ut o a nten n a t u n e r is used i nt ra n s m i t .TH RU: The a uto a nte n n a t u n e r is not used i ntransm i t .