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34cm From
$149.00
Wintal television sets are new to the Australian market, the range has
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ensures high build quality and guaranteed reliability. |
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Copyright Š 2001 TVANTENNA.COM.AU
Last modified: October 09, 2008
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MASTHEAD
AMPLIFIERS

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A
masthead amplifier is designed to amplify low level
off air signals. Due to these low level of signals
being amplified, a very low noise figure is
achievable. The Kingray masthead has been designed for
a user friendly installation in all local conditions.
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Coming
Soon !!
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'F'
Connector Mastheads with Diecast Housing.
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A combined VHF/UHF single input wideband masthead
amplifier (44-860 MHz), primarily designed for a
combination antenna. The unit has one gain control on it
which provides a positive tilt for the VHF frequencies
only, maximum 18 dB. The UHF frequencies are amplified
by 24 dB non adjustable flat gain. The MHW24G supply
voltage is 17.5 VAC or 14 VDC [65 mA].
Packaging Options: G+P, GP, DP

The
most versatile masthead amplifier in the Kingray range.
It provides multiple voltage options of 17.5 or 22 VAC
or 14 VDC [75 mA] via the use of a jumper link. A
similar jumper link is used for the FM trap. When the
Trap is "IN", 24 dB of attenuation is achieved
from 88-108 MHz. If the switch is "OUT", the
normal response is maintained. A Pager notch is fixed at
148 MHz at -30 dB (158 MHz with MHW34GZP). The two
separate gain controls are for VHF and UHF. The VHF
control is adjustable from 18-28 dB, whilst
incorporating positive tilt for frequencies between 44
and 230 MHz. The UHF (520-860 MHz) input has an
ajustable flat gain of 24-24 dB. The MHW34G can be used
for separate antennas or one combined antenna.
Packaging Options: G+P, GP, DP
Customised
Models
MHW34GZP New Zealand Only.
MHW34GIL "In-line Amplifier"
able to be line powered through.
MHW34GLV "Low Voltage Amplifier"
complete with PIK170. Ideal for boats and caravans.

Extra
stability is provided in this unit for a high ouput and
a low noise figure, due to the use of a power regulator.
Positive tilt is used on both the VHF and UHF stages.
VHF 44-230 MHz = 20-28 dB, UHF 520-860 MHz = 32-38 dB.
Both the levels are adjustable by -10 dB via the two mid
stage gain controls. A -25 dB pager notch is adjustable
between 142-182 MHz, but preset at 148 MHz. The
permanently installed FM filter is set at -33 dB, this
can be removed if required. Combined or separate VHF/UHF
antennas can be used with a supply voltage of 14 VDD or
17.5 VAC [100 mA].
Packaging Options: G+P, GP
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Features

This
link found on the PCB of some masthead
amplifiers is to be removed if separate VHF/UHF
antennas are required, but left intact if a
combined antenna is used.


This
multi-purpose link serves multiple functions
throughout our masthead range, including:
Voltage Select
FM Traps
Power Through


The
gain control provides a number of functions
depending on the mastheads design, including:
Flat Gain Response
Positive Tilt Gain
Control 
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