Cw Transmission; Fm Transmission; Am Transmission - Yaesu FT-767GX Operating Manual

3
4. 7 C W Tran s m i ssion
.
The FT -767GX i nc l u d e s a n i n t e r n a l e l ec t ro n ic
k e y e r, w h ic h c a n b e u s e d b y co n n ec t i n g k e y e r
p a d d l e s to t h e K E Y j ack ( § 2. 2 (8 ) ) .
a l so u s e a s t r a i g h t k e y o r a n ex t e r n a l e l ec ­
t ro n ic k e y e r, i n w h ic h
keyer m ust b e swi tched o f f.
S e t up t he fo l low i n g con t ro l s :
MO DE swi tches
DR IVE con t rol
VOX swi tch
F U L L BK- IN swi tch
/
( to the right o f t h e VOX swi tch )
M E T E R s e l ec to r
MONI swi tch . . . . . . . . ON ( depressed )
A l so, i f yo u a r e u s i n g k e y e r p a d d l e s a n d t h e
internal keyer, press t h e KEYER swi tch on the
r i g h t s i d e of the p a n e l .
s t r a i g h t k e y o r ex t e r n a l k e y e r, m a k e s u r e t h e
KEYER swi tch i s O FF (out ) .
W i t h t h e co n t ro l s s e t a s a bo ve, yo u a r e r e a d y
fo r s e m i b r e a k - i n o p e r a t ion.
t h e k e y t he t r a n s m i t t e r w i l l b e ac t i v a t e d, a n d
w h e n yo u r e l e a s e t h e k e y t h e t r an sc e i v e r w i l l
r e t u r n to r ece i v e a f t e r a s l i g h t de l ay ( s e t b y
the DELA Y con t ro l on the rear panel ) .
Yo u shou l d b e a b l e t o h e a r t h e s i d e to n e f ro m
the loudspeaker (or headphones ) when you close
the key. If not, advance t he MON I contro l for
com fortable sidetone
To s e t t h e k e y e r s p e e d ( a n d to p r ac tice C W
t r an s m i s s io n ) , s e t t h e
counterclockwise. Now when you close the key
the s i d e to n e w i l l be h e a r d, b u t no pow e r w i l l
be t r ans m i t ted. Adj ust the KEYER contro l for
t h e d e s i r e d s p e e d .
O n t he a m a t e u r b a n d s b e low 30 M H z yo u c a n
act i v a t e fu l l b r e a k - i n
p r e s s i n g t h e F U L L BK - I N sw i tch.
yo u t o lis t e n t o s i g n a l s o n t h e c h a n n e l b e ­
t w e e n do t s a n d d a s h e s.
You c a n
c a s e s t h e i n t e r n a l
press CW
. . • •
clockwise ( m ax )
. . . . ON ( depresse d )
OFF (ou t )
. • . • . • .
. . . . . . A L C
O t h e rw i s e, w i t h a
W h e n yo u c lo s e
vol u m e.
D R IV E co n t ro l f u l l y
( Q SK ) o p e r a t io n
T h i s a l low s
W hi l e t r a n s m i t t i n g, no t e t h e i n dic a t io n o n t h e
AL C scale o f the meter.
f a r t h e r than the A L C zone r e d uce t h e O R I V E
co n t ro l s e t t i n g .
if you want to reduce power ou tput.
Yo u can a l so ac ti v a t e t h e c l a ri fi e r a s d e s ­
c r i b e d p r e v io u s l y fo r S S B to r e t u n e o n l y t h e
r ece i v i ng f r e q u e ncy.
4. 7 . 4
FM Tran sm i ss i o n
Fo r FM t r an s m i s s io n, j u s t s e l ec t the F M mo d e
a n d close t h e P T T s w i tc h t o t r a n s m i t .
30 MHz, power output should be held below 50
w a t t s. U s e t h e PO f u nc t io n of t h e m e t e r to
o b s e r v e pow e r o u t p u t,
swi tch to d i s p l a y pow e r o u t p u t d i g i t a l l y,
adjust the DR IVE con t rol for 5 0 watts.
o u t p u t is 10 w a t t s on V H F and U H F ( w i t h t h e
o p t io n a l B a n d Mo d u l e s i n s t a l l e d ) .
g a i n co n t ro l, s p e ech p roc e s so r a n d TX S H I FT
co n t ro l s do no t f u nc t io n d u r i n g FM t r a n s m i s ­
s i o n, b u t yo u c a n u s e t h e VOX sys t e m a n d I F
monitor to lis t e n
described for S S B t r a n s m i s s io n ( § 4. 7. 2 ) .
I f wo rking t hrou g h r ep e a t e r s t h a t r e q ui r e a
Burst t one ( and you have t he FTE-2 Burst U nit
i n s t a l l e d ) , s e t the T EN C s wi tch on an d c lo s e
the PTT to send the tone.
s wi tch o f f. T h e to n e is t r a n s mi t t e d w hi l e t h e
T EN C switch and PTT are bo th depressed.
I f the optional FTS - 8 C T C S S Unit is i n s t a l led,
a f t e r s e t ti n g t h e to n e f r e q u e ncy a s d e sc r i b e d
i n § 4.12, t u r n t h e T EN C swi tch o n i f yo u
require a C T C S S tone.
s u b a u dib l e to n e wi l l be s e n t a lo n g wi t h yo u r
voice.
S e e § 4.11 fo r d e t a i l s of s p l i t - f r e q u e nc y s e l ­
ec tio n.
AM
4. 7. 5 Transm i s s i o n
Preset the M I C gain and OR I VE con tro l s ful l y
counterclockwise ( m i n i m u m ), a n d s e t t h e METER
selector to PO.
so you c a n o b s e r v e pow e r o u t p u t o n bo t h t h e
b y
m e t e r a n d digi t a l di s p l ay.
C lose the PTT s wi tc h o n the mic ro p ho n e a n d
advance the DR IVE con t ro l while watching the
digi t a l di sp l a y :
25 w a t t s on H F, a n d b e lo w 3 w a t t s on V H F o r
24 -
I f the meter deflects
A l so r e d uce t h e DR I V E l e v e l
or p r e s s the R F PW R
T h e M I C
t o yo u r t r a n s mi s s i o n s
Then set the T EN C
When you trans m i t, the
A l so, press the RF PWR switch
pow e r s ho u l d b e h e l d b e low
B e low
a n d
Power
a s