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MAXUS Technologies, Inc. Nov. 26, 2004

REPEATER M O D EL M G R-3 0 8

1.Scope

MGR-308 is a cellular phone repeater designed for the smooth call by amplifying the weak cellular phone
signals, which can be installed in a place difficult to make cellular phone call due to weak signals.

Note : It is recommended that you read carefully this manual before using this product.

2.Features

Extending the base station coverage into the weak signal areas.

Small size and light weight

Easy to install. Just follow the instruction for the installation.

Automatic Limit Control (ALC)

Shutdown Control (SDC) and Automatic recovery

7dBm RF Power

Содержание MGR-308

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Страница 2: ...MAXUS Technologies Inc Nov 26 2004 2 REPEATER M O D EL M G R 3 0 8...

Страница 3: ...3 Electrical Specification 4 General Description 4 1 Structure 4 2 Part Description 5 Installation 5 1 Antenna Installation 5 2 Installation of Repeater Body 5 3 Power Supply Operating Status Check 6...

Страница 4: ...d in a place difficult to make cellular phone call due to weak signals Note It is recommended that you read carefully this manual before using this product 2 Features Extending the base station covera...

Страница 5: ...ndwidth 25MHz Output Power 7dBm 2dBm 7dBm 2dBm Gain 60dB 2dB max 60dB 2dB max ALC 7dBm 2dBm VSWR 1 1 5 Gain Flatness 4dB Noise Figure 7dB IMD 45dBc 2 tone IMD CDMA Spurious 45dBc 885KHz RF Connector T...

Страница 6: ...NT VIEW TOP VIEW B OTTOM VIEW Outdoor Antenna Connector DC 5V Input Indoor Antenna Connector Power Switch Pilot Lamp 10m Coaxial Cable O u t d oor A n t en n a I n d oor A n t en n a S c r ew s 4 Gene...

Страница 7: ...o the bracket by using a connector Fig 5 1 Antenna Installation 5 1 2 Once the antenna bracket with a connector is fixed as shown in Fig 5 1 bring the coaxial cable to the place to connect with the re...

Страница 8: ...MAXUS Technologies Inc Nov 26 2004 8 REPEATER M O D EL M G R 3 0 8...

Страница 9: ...antenna Since the longer antenna cable gives more loss to the signal strength less than 40m of the length is desirable if 3D FB However if the long cable is inevitable you should use a low loss cable...

Страница 10: ...As a method to perform more detailed measurement you can use spectrum analyzer or field strength meter by which the signal level received into the building can be checked 5 3 4 When more expanded ind...

Страница 11: ...tored below the designated level the system operation automatically starts working in about 40 50 seconds In the case of the outdoor antenna by using an instrument or the LED level meter on the repeat...

Страница 12: ...e the gain of the repeater it is unavailable to get 60dB maximum gain Thus in such case the directional antenna Yagi antenna etc should be installed to the opposite direction from the nearby station i...

Страница 13: ...nd so it is unavailable to receive the signals even outdoor where the outdoor antenna is installed check it with the cellular phone or measuring instrument If the signals are poor adjust the position...

Страница 14: ...G u Se o ng na m Si K y e o ng g i D o Se o ul K o r e a T e l 8 2 31 7 5 4 6633 F a x 8 2 31 7 5 5 928 6 M AX U S Te c h n o l o g i e s U S A l n c 38 20 D e l A m o B l v d Suit e 21 6 T o r r a nc...

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