Alto MOD-800G Скачать руководство пользователя страница 12

Fig 4

Press the CH/ON key for a few seconds and the transmitter will be powered ON. 

At this point the blue back lighted display will show:

Fig 5

Preset frequency

Remaining battery life

With the Transmitter switching ON, you can slightly press the CH/ON key again 
and you will access to the following parameters:

Preset Group                                               

Preset Channel      

The frequency at which the unit is operating

The Battery Status

And now that you know how to operate your MOD-800R Receiver, let's 

learn how to use the MOD-800 Transmitters. The following instructions 

apply both to the handheld version and to the bodypack version.

There are 2 keys on the Transmitter labelled CH/ON and SELECT.

Fig 6

Fig 7

1

2

3

4

5

6

7

8

9

10

-100 dB

-96 dB

-93 dB

-90 dB

-87 dB

-85 dB

-83 dB

-81 dB

-79 dB

-77 dB

MHz

AF
RF

MHz

3. CONTROL ELEMENTS

4. OPERATION

Note: Why 

LTO wireless systems come with 144 different frequencies?

Not because you will need to use 144 different microphones at the same 
time. It is unlikely that you will use more than 8 systems at the same 
time so why 144 frequencies? This mainly depends on Countries regulations. 
We offer frequencies from 470 to 900 MHZ. Some of these frequencies 
are illegal in certain Countries and vice versa. Offering such a wide range of 
frequencies we make sure that each single Country on the planet will 
have more than enough choice of frequencies available. Not only: A 
certain frequency is close to the frequency generated by lighting equipment, 
a computer, a fax machine and so on. Therefore, thanks to the large 
number of frequencies available you can easily switch to another frequency 
that is interference-free. 

In your Transmitter, there are 12 frequency bands or GROUPS. Each Group 
contains 12 channels according to EMC regulations. 
To select a Group you must first switch your Transmitter ON by pressing the 
CH/ON key for a few seconds until you hear the beep and the blue display is 
lighted. Then press the CH/ON key again slightly and you will access the GROUP 
menu. At this point use the SELECT key to change the GROUP value from 1 to 
12. Now, to access the CHANNEL menu, press again slightly the CH/ON key 
two times and use the SELECT key to change frequency from 1 to 12. Your 
setting will be automatically saved in a few seconds and the display will go back 
to the main menu showing the operating frequency.

 Once you have changed the operating frequency on your Transmitter, 

you need to activate the SCAN function in your MOD-800R Receiver. In this 
way the Receiver with synchronize automatically on the Transmitter frequency.

Your Transmitter can operate on three different levels of output power . These 
are different from the Handheld Model and the Bodypack model.

For the Handheld model the levels are

- PL 0, the output power is 0 dBm
- PL 1, the output power is 5 dBm 
- PL 2, the output power is 10 dBm 

And for the Bodypack version the levels are
- PL 0, the output power is 0 dBm
- PL 1, the output power is 5 dBm 

- PL 2, the output power is 10 dBm 

position the transmitter nearby the  receiver.

3. CONTROL ELEMENTS

4. OPERATION

Содержание MOD-800G

Страница 1: ...atures and content might be changed without prior notice Any photocopy translation or reproduction of part of this manual without written permission is forbidden Copyright 2007 Seikaku Group SEIKAKU TECHNICAL GROUP LIMITED NO 1 Lane 17 Sec 2 Han Shi West Road Taichung 40151 Taiwan http www altoproaudio com Tel 886 4 22313737 email alto altoproaudio com Fax 886 4 22346757 NF02682 1 3 ...

Страница 2: ...e replacing the fuse make sure that the product is OFF and disconnected from the AC outlet 8 WARRANTY To obtain Warranty Service the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status so as to provide a mo...

Страница 3: ... Balance output Power supply Dimensions W D H Weight Multi channels up to 144 frequency presets for each frequency band UHF 470 900 MHz Dependent on applicable country regulations PLL UHF SYNTHESIZED 50 Hz 15 kHz 3 dB 0 005 10 50 1 kHz 0 8 FM F3E 90 dB 100 dB 100 dBm 30 dB SINAD Unbalanced 6 3mm phone jack 550mV 20KHz deviation 1 1 V 20 kHz deviation DC 15V 500mA AC 115V 230V 50 60Hz adaptor 210 1...

Страница 4: ... 875 725 875 925 876 125 876 325 876 525 876 725 876 925 877 125 877 325 877 525 877 725 877 925 878 125 878 325 878 525 878 725 1 The values with underlines should be scanned manually by adjusting the UP DOWN key 2 The following channels can be used simultaneously without any interference Group 1 1 850 125 Group 1 10 851 925 Group 2 2 852 725 Group 2 5 859 925 Group 3 4 857 725 Group 2 6 862 325 ...

Страница 5: ...endly interface including a large blue back lighted display and an intuitive MENU system for easy operation Auto Scan Function 2 Antennas and switching diversity circuit Selector for three different audio output levels depending of kind of mixer used Squelch control to minimize RF interferences Soft touch rubberised painting to avoid handling noise Rechargeable battery design Selector for three di...

Страница 6: ...itored through this big amazing blue back lighted display such as Radio Signal Audio Signal Battery life absolutely with some little magic you can see the battery life of the transmitter directly on the receiver group value channel value and the selected frequency You must connected the two cute antennas you found in the box if you want to get proper RF transmission ANT B GROUP CHANNEL AF RF MHz M...

Страница 7: ...l will also be shown 1 1 3 2 4 5 6 7 572 125 572 325 572 525 572 725 572 925 573 125 573 325 573 525 573 725 573 925 574 125 574 325 574 525 574 725 574 925 575 125 575 325 575 525 575 725 575 925 576 125 576 325 576 525 576 725 576 925 577 125 577 325 577 525 577 725 577 925 578 125 578 325 578 525 578 725 578 925 579 125 579 325 579 525 579 725 579 925 580 125 580 325 580 525 580 725 580 925 581...

Страница 8: ... or band spans up to 24 MHz of the wireless broadcast spectrum Available bands are F1 470 000 494 000 470 496 MHz F2 518 000 542 000 518 544 MHz F3 572 000 596 000 572 598 MHz F4 638 000 662 000 638 664 MHz F5 702 000 726 000 702 731 MHz F6 740 000 764 000 740 769 MHz F7 798 000 822 000 798 827 MHz F8 850 000 874 000 850 879 MHz F9 915 000 939 000 915 944 MHz 470 125 470 325 470 525 470 725 470 92...

Страница 9: ...haracter to the signal It is typical of the Male Announcers through a solid state Transmitter WARMTH Good for Lead Vocalist Male and Female It will make the Male voice warmer and the Female voice more body DE ESSER The name tells everything Use it to de emphasize the sibilants like the letter sound s for example from your vocals VINTAGE RADIO Old tube based Receivers made the Announcer voice sound...

Страница 10: ...de variety of applications Until this innovative introduction made for the first time in the world in a wireless system by LTO wireless systems consisting of receiver and microphone transmitters produced a single sound pattern Each microphone capsule design because of the laws of physics features its own frequency response and adds a certain tonal colour to the signal it transmits If you do not li...

Страница 11: ...e transmitter frequency has been found the display will flash and the RF bar indicator and Battery life icon will appear Press MEM again slightly and such frequency will be stored into your MOD 800R Receiver Please note that frequencies can be scanned manually using the UP DOWN key See the Annex for more details AF RF MHz AF RF MHz AF RF MHz 3 CONTROL ELEMENTS 4 OPERATION You don t want accidental...

Страница 12: ...uency generated by lighting equipment a computer a fax machine and so on Therefore thanks to the large number of frequencies available you can easily switch to another frequency that is interference free In your Transmitter there are 12 frequency bands or GROUPS Each Group contains 12 channels according to EMC regulations To select a Group you must first switch your Transmitter ON by pressing the ...

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