Scan ( Busy St Op) Oper At I On; Pri O Ri Ty O Per Swi T Ch; Tx O Ffset And Reverse; Auto Patch Oper At I On - Kenwood TR-7850 Instruction Manual

2 . Spl i t channel m em or y ( CH 0, 14)
Exam pl e : To st or e 146 . 580 M Hz r ecei ve and
147 . 660 M H z t r ansm i t i n CH 14,
pr oceed as f ol l ows :
1 .
Set t he KEY/ M . SEL swi t ch ( 13) t o t he KEY posi t i on
2 . Set t he m em or y channel
sel ect or ( 16) t o CH 14 .
3 .
Ent er t he r ecei ve f r equency .
Fr equency bef or e
i nput
a)
Pr ess t he ©key ( M Hz di gi t ) . . . . . . . . . . . 5.
b)
Pr ess t he ( ] key ( 100 KHz di gi t ) . . . . 6. _5
c)
Pr ess t he © key ( 10 kHz di gi t ) . . . . . . .
SSH
d)
Pr ess t he
Q D
key ( 1 kHz di gi t ) . . . . . . . . .
5 . SH0
Not e :
For f r equency i nput pr ecaut i ons, r ef er t o " Not es"
i n t he pr ecedi ng sect i on .
( 4)
St or e t he r ecei ve f r equency i n m em or y .
Pr ess t he ( ]
key .
A pul sed t one wi l l sound, i ndi cat i ng t r ansm i t
f r equency i s r eady t o be accept ed .
N ot e :
1 . The t one wi l l sound i nt er m i t t ent l y unt i l t he
t r ansm i t f r equency i s st or ed i n m em or y .
2 .
W hen t he r ecei ve f r equency
i s st or ed,
t r ansm i t f r equency bef or e t he spl i t ( CH 14) i s
i ndi cat ed .
( 5)
Ent er t he t r ansm i t f r equency .
a) Pr ess t he
O
b)
Pr ess t he
c)
Pr ess t he
d) Pr ess t he
( 6)
St or e t he t r ansm i t f r equency i n m em or y .
Pr ess t he M )
key ( t one st ops . ) . . . . . . . . . . . . . . . 6 . 5H"
The t r anscei ver i s now r eady f or spl i t f r equency
oper at i on .
Set t he KEY/ M. swi t ch
( 13) t o t he M . posi t i on ( ) .
N O TE :
Af t er t he t r ansm i t f r equency i s st or ed, t he f r equency
di spl ay i ndi cat es t he r ecei ve f r equency pr evi soul y set by
st ep ( 3) .
3 . M em or y channel oper at i on
W i t h t he KEY/ M. SEL swi t ch i n t he M. posi t i on ( Z) .
t he t r anscei ver oper at es on t he f r equency set by t he
M EM O R Y channel sel ect or ( 16) .
4 . Changi ng m em or y f r equenci es .
I f you wi sh t o change any m em or y f r equency, st or e a
new f r equency i n t hat channel
usi ng t he above pr oce-
dur es . The
ol d f r equency i s er ased when t he new
f r equency i s st or ed .
3- 3 SC AN ( Bus y s t op)
O per at i on
key ( M Hz di gi t ) . . . . . . . . . . . .
key ( 100 kHz di gi t ) . . . . . . ?. I S
key ( 10 kHz di gi t ) . . . . . . . . i . S5
key ( 1 kHz di gi t ) . . . . . . . . . 1. 6 SL
The SCAN oper at i on i s devi ded i nt o keyboar d scan, m em or y
scan and pr i or i t y channel scan . For SCAN oper at i on, t he
squel ch cont r ol shoul d be advanced t o t he t hr eshol d poi nt .
See sect i on 3 . 7, Squel ch .
1 2
zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA
" KEYBO AR D SC AN
1 . Set
t he KEY/ M. SEL swi t ch ( 13) t o t he KEY posi t i on
( _=5_) -
2 . Depr ess t he
ED
key .
Scan st ar t s aut om at i cal l y i n 10
kHz or 5 kHz st eps dependi ng on t he posi t i on of t he
STEP swi t ch ( 14) .
3 . W hen a si gnal i s pr esent , scanni ng st ops . Scan r est ar t s
aut om at i cal l y af t er about
5 seconds .
4 . To r el ease t he scan, pr ess t he
O key ( or t he m i cr ophone
PTT swi t ch .
" M EM O R Y SC AN
1 . Set t he KEY/ M. SEL swi t ch ( 13) t o t he M. SEL posi t i on .
2 . Depr ess t he s c
key . The m em or y channel s ar e scan-
ned .
Scan st ops and r est ar t s t he s am e as i n keyboar s scan .
3- 7 SQ U ELC H
" PRI O RI TY C H AN N EL SC AN
Depr ess t he PRI O RI TY ALERT swi t ch ( 17) . Regar dl ess of
t he KEY/ M. SEL swi t ch posi t i on, a t one wi l l sound and t he
BUSY i ndi cat or ( 5) wi l l l i ght at about 6 seconds i nt er val s i f
t he PRI O RI TY channel i s i n use .
Tr af f i c on t he PRI O RI TY
channel
wi l l al so be m om m ent ar i l y hear d .
3- 4
PRI O RI TY O PER Swi t ch
To cal l - up t he f r equency st or ed i n t he pr i or i t y " 0" channel
depr ess t he PRI O RI TY O PER swi t ch ( 19) .
3- 5 TX O FFSET and REVERSE
Af t er set t i ng channel f r equenci es by t he keyboar d, pr ess t he
or
ED
key . Tr ansm i t f r equency wi l l be of f set pl us or m i -
nus 600 kHz f r om t he r ecei ve f r equency and t he TX shi f t
i ndi cat or ( 3) wi l l di spl ay t he of f set .
By pr essi ng t he REV swi t ch ( 15) , t he t r ansm i t and r ecei ve
f r equenci es wi l l be r ever sed .
I f , at t hi s t i m e, t he t r ansm i t
f r equency i s beyond t he am at eur band f r equency, a t one wi l l
sound and t he t r anscei ver i s aut om at i cal l y i n si m pl ex m ode .
W hen t he REV swi t ch i s pr essed, t he f r equency i ndi cat ed on
t he di spl ay i s al so r ever sed, but t he TX shi f t i ndi cat or ( 3)
wi l l not change .
3- 6 AU TO PATC H O per at i on
W i t h t he PTT swi t ch depr essed, t he keyboses oper at es i n
D TM F .
Tone si gnal s wi l l
be t r ansm i t t ed f or aut o pat ch
oper at i on . I n t r ansm i t , t o oper at e t he f our t h col um n
( ABCD) , had t he REV swi t ch i n and key t he t hi r d col um n ( 3,
6, 9, #) .
To el i m i nat e r ecei ver noi se at t he no- si gnal condi t i on, sl owl y
adj ust t he squel ch cl ockwi se unt i l t he noi se di sappear s and
t he BUSY i ndi cat or goes of f ( t hr eshol d poi nt ) .
The squel ch wi l l open, t he BUSY i ndi cat or wi l l l i ght and t he
speaker wi l l oper at e when a si gnal
i s r ecei ved .
The squel ch cont r ol i s al so used f or scan oper at i on cont r ol .
I f t he si gnal i s weak or f ades dur i ng m obi l e oper at i on,
r eadj ust t he squel ch f or consi st ent r ecept i on .