Comet Super Beam CSB790A User manual

Operating Manual
Model:
l46MHz &
Many thanks for your best choice of our products.
For ,vour safety use:
Please read through this Operation Manual initially for correct
assembling and proper operation.
At opening package and before assembiing, please check all
components are involved.
Spgcifications;
Midclle
Phasing Capacitor
Upper
Element
Mid-Upper
Element
Fold-0ver
Base coil
{8Type
@Gain
6Max. Power
Olmpedance
Q Connector
@Max Length
: 146MHz 7/8lDouble C-Load,446MHz 5/8Ix3
: 5.1dBi(146MHz)/ ?.?dBi(446MHz)
: rsow/FMQ+A/++au:Hz)
: 50C)
: PL-259
: 1.56 m
AV.SWR : Less than 1.5
VSWR
2.0
1q
1.0 +1 5MHz
Coil
@'llreight : 465 g
+7,5MHz -1sMHz
J.0
-7.5MHz lo
1 44MHz Bond fo
430MHz Bond
Features:
fa.The image cleared up was pursued, and design was finished in the
origrnal iigure.
SEmploy non radral form which radial isn't necessary, and install an
antenna, and it restrains a variety ia the SltR by the plaee.
(Dlt is the antenna of the wide-band which coyers 146/446MHz band
each without adjustment.
OBecause indirect lightning surge arrest eonstruction is employed, there
is no contrnuity with the element and the center conductor.
&The fold-over hinge is convenient for entering garages, parking
structures, drive-thru's etc.., without the need to remove the antenna.
QCan be transmitted with other band wii,h or receiving it by using
duplexer use vessel together I the simultaneous transmissron and
receptron with 2 band ].
@The CSB?90A requires an 30-239 mount connector.
8if using a magnetic rnount, be sure it is strong enough
the CSB790A antenna,
@Mount the CSB790A away from other antennas or metal
The CSBTSOL requires a sufficient ground plane. If high
t,o hold
objects.
SWE is
ffi@ts EM@@ @@m@Mt
ffiMryffiffiffi WffiMBEE
CSts79OA
446MHz Dual Band
High Perforrnance Mobile Antenna
C-Load
Upper
Phasing
\t\\

ffi*MET Afi$TffiftruA
tPay special attention not to stick eyes and body while dismounting of antenna or Jold over/down
of element.
@Do not touch antenna while transmitting as it become hot enough i,o burn your fingers.
&Please conJirm tight fastening of connector and set screws of antenna. Loosening and falling off
will lead to personal injury and property damage.
ODo not drive car at the condition of ioosened Foid-Over or folcl-down of element,
OPlease adjust antenna correctly. Irregular VSWR wili lead to heat-up, break-down or power-down
of antenna.
How to fold-down
the antenna:
How to ad"just antennal
Otfre MO/+46MHz band isn't adjuslable.
@Please use standard spanner involved in
the package for unfastening and fastening
of fix screw of element,
i*i i;xa.r,r How to ussj
OPlease confirm tight fastening of each
set screws by using standard spanner.
@tigtrten antenna on base connection.
@For better transmission, set anlenna at
vertical-position as much as possible.
@Please confirm VS'ITR while transmitting,
6This aatenna is for amateur radio operator, Do not use other than for the purpose of antenna.
@Please use this antenna within the standard and specifications described in this manual.
Failure to this may cause heat up and break dowrl of the unit.
OlThatever damage and the malfunction which is due to the repair and the reorganization
at end-user itseif occur, it doesn't take the responsibility.
lMaintenance )
*lf mai-functiol is occurred, stop operation and try to find the reason, If it is not seitjed,
please contact the store/shop where you purchased the antenna or our Engineering Department.
6EBefore driving start, please check the YSITB is in correct position
6Routinely, piease confirm tight fastening of each Set Screws.
(Customer Service l
SReplacement parts and accessories are available at our dealer and our factory.
@This quality product is manufaclured under strict quality control. Please contact the store/shop
for those damaged by transportation.
&For further information about assembling work and oLher technlcal matters, please conlact to
our Engineering Department.
COMET CO.,LTD. 4-18*? TSUJI, MINA],{I-KU, sATTAMA-sHr, sATTAMA, BB6-00p6 iApAN