Diamond Antenna HF6CL Operation Instructions

Amateur Radio Communication Antenna
50MHz 1/2 wave Radialless Center Loading Mobile Antenna
（50-54MHz can be operated）
HF6CL
Fold over whip element structure
Operation Instructions
To use the antenna properly, read these instructions
thoroughly before using it. Keep this manual carefully
at hand for later use.
HF6CL is for amateur use. Please transmit on the amateur
bands.
<<Warning>>
To avoid inviting accidents, please follow the following
notices.
①Nuts and screws can be loosened by vibration during
driving. Be sure to check those fastening devices from
time to time and refasten if necessary.
②Strong impact can cause to break the antenna and may
invited accidents by
recommended to drive away from those obstacles such
as branches.
③Strong vibrations caused by diesel engines may damage
the antenna. It is recommended to install the antenna at
the location where has least vibrations as possible.
④Touching the antenna during transmission may cause to
electrify. Be sure to confirm to see if there in no one
around the antenna if transmission is taking place while
the car is parked.
⑤Don't drive a car with the antenna tilted. Driving the car
with the antenna tilted may cause serious human
accident.
⑥To install the antenna, be sure to take those things such
as local traffic regulations, and physical length of the car
in account, and especially it has to be installed the
location where is not easily reachable by people.
⑦Adjust the antenna thoroughly on operating frequency
before operation. Using unadjusted antenna my cause to
damage transceiver.
⑧If the thunder seems to rumbling the vicinity, do not touch
the antenna and coaxial cable to avoid electrocuted by
lightning.
⑨Select strong enough place to install the antenna to avoid
damaging the car body falling the antenna.
・ Description
①Center loading type that is high performance is employed
in the HF6CL (length: 2.2m 1/2wave radialless mobile
antenna)
②It is easy to adjust the frequency by changing the upper
element. 50-54MHz can be operated.
③Fold over whip element structure eliminates troublesome
antenna detachment when the car is parked in your
garage. Whip element section of the antenna can be
tilted for desired direction by pull the element up and
incline for any direction.
falling the element. It
・ Installation location
Since this antenna is designed to install on car body only,
VSWR of the antenna may not be lowered when it is
installed on the place where has different grounding
condition such as on balcony railings.
・ Parts number
The unit is consisted of the antenna following parts.
is
Upper element (M67001)
Set Screw (M4x4) (M67005)
Loading coil (M67002)
Set Screw (M4x4) (M67005)
Lower element (M67003)
Set Screw (M4x4) (M67005)
Fold over section
(in matching section)
Matching section (M67004)