Hy-Gain TH-190 User Manual

ANTENNA

GENEFAL'

faur element full elements for

THEORY OF OPERATION:

isolate various elements to accomplish three band operation with maximum ef3cieney. The HY-GAIN 'Beta Matchn am of

CONSTRUCTION:

mast to boom bracket for strength and rigidity. All hardware for maximum cornion resistance. Telesmping elements with new type mmprea- eion tubing clamp

TRANSMISSION UNE:

used

when mas are short and power levels do not exceed

foam

INSTALLATION:

1%"

Suploding

ance

of any antenna system. Mount the any roof top and completely Be 'antenna system. Guy wim should be wen every

The

antenna will perform within

recommended above.

No attempt should be made

phone on others.

Boom Length

Boom

.est Element

Net We~ght Turning Radius

Wind Surface ...............................................................................

Wind Load

ELECTRICAL SPECIFICATIONS

DB Gain

Front SWR

Nominal Impedance

Maximum Maximum

ASSEMBLY

Thia

Before proceeding, you should carefully examine the 2"

end caps

end cap is installed. Pleaae note that the

DESCRIPTION:

sized

10, 15

ohm on all three bands, with only one coaxial feed line.

type,

is highly recammended for its lower loss and higher power capabil~ties.

outside diameter mast.

....:

Material

..................................................................

beam, designed with trap tircu~ta and three working

and

The

reduce

All Hy-Gain Communication antennas

and

height

MECHANICAL SPECIFICATIONS

..................................................................

The famous Hy-Gain

meters.

Parallel remnant solid state "slim line" traps

&era

a perfect antenna

TH-4

utilizes a 2 boom,

droop,

increase

element strength

Deaigned

clear

alter element dimensions for

for a

above

mud

TH-4

of any surrounding objects, which may detune

10%

at least

its electrical specifications if installed

TH-4

Thunderbird is a I-rt the two

16'

in length. A massive

and

ohm coaxial. RG581U may

100

watts. RGBIU, poly-

are

seriously

affect

40"

off the ground,

with egg i~ulators.

terminal

iridib treated

durability,

designed to fit

the

on one band

.:.

.............

OD Aluminum

.............................................................................

Diameters

...............

.................

........

.,. ...

...

............................

........................................................

1%"

..................................................................................

(100

over

Back

Resonance.

Power power

used

mph) ..........................

wave dipole ....................

Ratio

....................................................

.................................

.............................

Input

PEP

input

Cheek the

securing the bolta on the driven element insulators to the

are

attached and that on the end tubing of ach element, a W inch

......................

parts

boom

is labeled with printed

.......

-5

10M

8.9

...............

1.2:l

...............

52 52 52 2KW

...............

1KW 1KW 1KW

package For a special sized open end wrench.

ISM

8.5

...............

(25-3ODB)

1.3:l

...............

2KW

...............

boom

sure that the

tape

director, driven element,

imped-

perfom-

20'

from

31'10"

17'10"

sq.

20M

1.1:l 2UW

baom.

and

.16'

Ibs.

R2andRL

me boom should

the boom are plad on the bottom side before p&ng with installation.

*Refer to make-up, then proceed with assembly.

STEP

bm.

Secure

Insert slightly 1- until

sure

ttam

dprinted tape on

Choose

Position both halves of the driven element,

facWy)

Work

Uuough

sidedtheh eeFh

arranged

Figurea 1 through 9 and familiarize yoursalf with the entire antenna

that the 3 hot- for mounting the beta match

STEP ASSEMBLY INSTRUCTIONS FOR TH4-190

Couple the two boom sections together with the

with two

10, 1%"

the operating fiwquency range from Figure 2 and proceed.

and

5/16"

bolts through the bracket.

x W bolts through the bracket flanges. Note: Leave all 'bolts

the

bracket is mounted on the

the three beta match insuletor and grounding clip holes are on the

side of the boom.

saction8

~~arial

the

Driven

the

--I"

Element.

the

boom. Related parts

the boom. Be sure the two holm for attaching the

cab&

two

form

Element placement is marked by

are

DE1

bDuorn

dde.

stud

mast

bracket, Figure

1% OD

mast, then secure.

bundled together with tape.

and

DE2,

(assembled at the

be&

-L--

are

placed

on the top

ft.

INSTRUCTION

inch x 4 inch bolts through the insulatm and boom.

Tighten

all

Attach a (1" Then tighten the clamp.

IMWRTANT

sum

the

fim

ReEer

Attach a ends of the boom. To double check the drain hole faces

in.5talled

Measure

rlnmon

Measure for dimension

Apply Electroseal to a sion clamp.

Slip a ~&ly electn#recil to Meaailre for dimension

DIRECTOR ELEMENT:

diwtnr is minus an inch).

Atta&

element to

Y1.3"

@ee

Attach a

DB,

Attach a

Apply Electtweal dimension

Take both sides.

Electmareal

Orient as previously dfrected and insert a

Measure dimension

Attach a measure for dimension

Meter

Mount driven element.

Attach by using one blue plastic insulator bracket. one element to boom back plate, one element and twe Yls"

Line up parallel with driven element

At-

Apply Electroseal on both

10-20

Place

Attach by using one plastic plate, one element back plate, two

two

Line

Attach a Apply Electroseal

'B",

Attaeh

bolts

compression clamp

21%")

has been teleamped into

NOTE:

proper

&asurement

4).

Fi-

1%"

mmpression clamp to each end of

10R

inaert the

this

oFdimensioas

.--

a&,

end

"F"

for accuracy and then measure for dimension

74''

compression clamp over

spas&

See

(Dl-W),

laek~~ and two FigureQ).

measure

and tightsn the clamp.

Meter bflwtor. All tubing bundled togetbr and marked

Yle"

ompression clamp on both sides

for dimension "Cn

compression clamp

"D"

both

I'*

clamp to both

Reflector.

Ftl

[%"

nuts.

compression clamp on

F1W n 144")

nuts.

up parallel with all

compression cbp

and

secure.

a1W

fiubing~toend~sgch

with

Special

open

each end of

Colnpressioa

the

boom with all drain

same

manner.

both

DE5

"En

158

DE7

87'

inches center to center from the driven element (Plw

Figure

assembled at the factory, to the boom

brdet, an element

10R

and secure clamps.

tubing and attaeh a

10R and

Bundle together and tav as

~76'')

on boom at

on end

both

elanyrs

Rlcrde

befire

10R

trap so that the stamped identification end

correct

,,Dw

and

mure

tubing sections, att& a 1"

and

t~ghbn tubiag clamp.

and insert into

the

3Wts") and insert into

"K"

and

Secure

These elements

Yte"

nub. Line up with driven element and'secure.

end

tighten clamp.

both siders to

oriented

the

15R,

measure for dimension % and tighten clamp.

and

tighten

clamp.

15%

apply El&roaeal to both

'K"

and tighten clamp.

back

plate, two

each

&ns.

boom

insulator

Yts"

dther

alemenfa,

tk,

each end

ssctiow,

MANUAL

wrench,

DE2.

secure

DE2

and dimension

wiu

*nt

both

securing.

end,

holes

trap

DE5,

end of each

clamp.

back

(See

Dm.

Apply

sure the end with the closest

on the

bottom.

10R

DE3

omPreeeion clamp

(1"

x 13Lf~s"). Check dimen-

"G",

16R.

15R.

are

also

bundled

plate,

two

Y~e"x34h" bolta, two

D2.

Apply electmwal to both

aame

the drivan dement. Measure

coppression clamp to eaeh end on both

1SR

into

"D5."

R2.

See

Figure

position

51"

center

Yrr"

bolts, twe

and

director, and secure.

end af

R1.

insert into

marked

iasert

R1,

measure offor dimension

tape

R1.

bracket, one element to boom back

~9%"

and

bolts, two

sure.

R3.

into

R3,

measure

Yv"

R4.

until

"C"

measured.

clamp illustration

El-

AEL

haps

tighteniw

and

secure

together.

with

a blue plastic

D7,

insert into

center

Yru'

lockwashes

(RZ).

See

lockwasher

&for

climemion

DE3

to both

tubiw

tubing

fivm

Figure

The

15R

the

FIGURE 1 15 & 20 METER REFLECTOR

L-I

FIGURE

OPERATION RESONANT FREQ.

AM-1

AM-2 14.25 21.35 28.7

DIRECTOR

FIGURE 4 10 METER REFLECTOR

14.325 21.425

14.25 21.35

28.65

29.0 104

FIGURE 5

+ 2 hidden pages

Hy-Gain TH-190 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual