WisyCom MTH400 Manuel utilisateur

MTH400 User Manual

Wideband Wireless

Professional Handheld

Transmitter

SN: ________________

Rev.05 (rif. FW 1.22.0F)

Date: 04 February 2015

MTP40

E-series

MTH400 User Manual

Rev.05

MTH400 User Manual

INTRODUCTION

MTH400 is a professional radio microphone especially designed for broadcast/high quality

applications.

MTH400 is composed by 3 detachable parts:

•MIC Head (available with cardioid/hyper-cardioid polar pattern).

•MIC Body (the below part can be open to access “Display & Setup controls” area (fig.1)

and on the back the “Batteries holder & Infrared” area (fig. 2).

•MIC Antenna, made with fibreglass reinforced housing and with a “Wireless power

switch” (fig. 3). “MIC Antenna” is fastened to body with 2 anvils and a micro-connector.

Wireless power switch with

programmable LED

indication (green/red).

Open MIC Body:

Unscrew & slide down cover,

To access internal setup controls

and

batteries holder & infrared.

Fig. 1 Display & Setup controls

Fig. 2 Batteries holder and infrared

Fig. 3 Wireless

power switch

Exchange head:

unscrew it counter-clockwise

MTH400 User Manual

Rev.05

SAFETY INSTRUCTION

Read this safety instruction and the manual first

Follow all instructions and information.

Do not lose this manual.

Do not use this apparatus under the rain or near the water.

Do not install the apparatus near heaters or in hot environments, do not use outside the

operating temperature range.

Do not open the apparatus, only qualified service technician are enabled to operate on it.

The apparatus needs servicing when it is not properly working or is damaged by liquids,

moisture or other objects are fallen in the apparatus.

Use only accessories or replacement parts authorized or specified by the manufacturer.

Clean the apparatus only with dry cloths, do not use liquids.

Report the serial number and the purchasing date in front of the manual. It is needed to

have proper replacement parts or accessories from the manufacturer.

When replacement parts are needed, use only replacement parts authorized from the

manufacturer. Substitution with not authorized parts could result in electric shock,

hazards or fire.

Keep attention on all the labels with warnings or hazards on the apparatus.

LED INDICATION (POWER SWITCH)

Led indication with bicolor led (red & green) on wireless power switch (fig. 3):

•Wireless transmission status: green on/off

Battery status: green steady, slowly blinking (< 25%), quickly blinking (<12%)

•Modulation peak (if activated): red

PTT status: red if active

BATTERIES

MTH400 is working with 2 AA alkaline or NiMH batteries (select correct type on setup

controls). Battery status can be checked on internal OLED display or looking to LED status on

power switch (see LED INDICATION section).

Battery substitution:

Open MIC body: unscrew counter-clockwise the below cover to access batteries holder;

Take out below battery to release upper battery leverage;

2nd battery falls down and can be remove

Attention: always replace both the batteries

Rev.05

MTH400 User Manual

POWERING UP

Move the wireless power switch (fig. 3) in upper position (towards MIC body) to activate

wireless transmission: a green LED lights up (blinking when battery is low!).

SETUP CONTROL

Open MIC Body to access the “display and controls” area (fig. 1):

A. Graphics Display (OLED)

B. Channel selection buttons (ch)

C. MIC gain setup buttons (gain)

D. 3 position selector (up / down / click)

Fig. 4

OLED POWER UP (OLED IS IN OFF CONDITION)

Pushing down selector (click), the graphic display oled turns on.

At the beginning a <BOOT> menu is displayed, then <STATUS> menu enters automatically. In

order to keep the <BOOT> menu active, it is necessary to push and hold selector (click) for at

least 2 sec.

<BOOT> menu

In the <BOOT> menu it is possible to found information regarding the Hardware and Firmware.

- Model (MTH400)

- Band (ex. 2)

470-640

566-798

510-698

- Hardware revision (ex. 3)

- Firmware version (ex. 122 0F)

- Band in extended format (ex. 566-798)

- Serial number (ex. R4528525)

OLED POWER DOWN (OLED IS IN ON CONDITION)

Display turns off automatically after 15 sec, unless in <IRDA> menu or in <AUDIO> menu (with

audio level < 5% from nominal).

MTH400 User Manual

Rev.05

DISPLAY MENU

Using up/down selector all menus can be accessed in sequence.

STATUS

PRESET

Current

Load FACTORY/USER/PRESET1/2/3/4/5/6/7/8

Save USER

TUNING

CH 00-59

GR 00-39

Freq

1: 470.000÷640.000

2: 566.000÷798.000

3: 510.000÷698.000

AUDIO

AF In Gain -20÷40 dB (1dB step)

Phase 0/180

HP Filt Flat or 60/80/120/170/250/400 Hz

Noise R. ENR-Wisy/ENC-Wisy

RF/Battery

RF Power 10/50/100mW *

Battery Alkaline/NiMH

LED

Led Light 0÷16

Led Mode None/ModPeak/PTT

MIC PTT Mode Disable/Normal/Muting/No Data

INFO

IRDA

Lock

Preset parameters

* Depending on the Power Profile

Rev.05

MTH400 User Manual

down

click

Using <up/down> selector all menus can be accessed in sequence, push <click> to enter edit

mode: (on the left side of the display appear “EDIT”and the selected parameter starts

blinking):

<up/down> to setup field

<click> again to confirm changes and exit.

If no button is pressed, the device exits the EDIT mode and returns the

parameter as it was previously set.

<STATUS> menu

This is the first menu displayed after power up.

Major info are displayed:

- Current channel/group (i.e. CH:03 GR:03) or

Receiver’s name (i.e. RECEIVER) if the microphone

has already been synchronized with a receiver

- Current frequency (i.e. 610 MHz)

- Mic gain (i.e. -03dB) and high pass filter (i.e. 60Hz)

- If in the top right there is “RF10”, "RF 50"or "RF 100",

the transmission is active respectively at 10, 50 or

100mW (see RF/BATTERY menu)

- On left side, the battery bar is displayed

<PRESET> menu

This menu can be entered by scrolling selector.

This menu allows to load a PRESET configuration,

modify the desired parameters (using the next

menus) and save the new configuration to the USER

configuration.

When the user changes some parameters from the

PRESET configuration (for less than frequency) a star

appears on the top-right corner until a save

command is executed.

<TUNING> menu

This menu can be entered by scrolling selector or using quick channel setup button (ch).

In this menu current channel/group and frequencies

can be setup. Sync group is a quick self-settable

channel synchronized from receiver.

MTH400 User Manual

Rev.05

<AUDIO> menu

This menu can be entered by scrolling selector or using quick gain setup button (gain).

The first AUDIO menu allows to set the AF Gain from -

20dB to 40dB. To help proper audio gain setting, an

audio bar is supplied (with peak hold bar) TRY TO

SETUP TO HAVE A MAX PEAK HOLD BAR CLOSE TO -

6dB.

The second <AUDIO> menu allows to set:

- audio phase (0° or 180°)

- High Pass filter (Flat, 60, 80, 120, 170, 250, 400 Hz)

The third <AUDIO> menu allows to set the Noise

Reduction (ENR-Wisy noise optimized or ENC-Wisy hi

fidelity/voice optimized)

NOTE: To show the three menu screen it's necessary to scroll down with the selector.

<RF/BATTERY> menu

This menu can be entered by scrolling selector.

RF power can be setup to 10mW, 50 mW or 100mW

(depending on the Power profile).

If it’s selected “10mW”, in the top right on the

STATUS menu appear “RF10”.

If it’s selected “50mW”, in the top right on the

STATUS menu appear “RF50”.

If it’s selected “100mW”, in the top right on the

STATUS menu appear “RF100”.

Battery type can be setup in Alkaline or NiMH.

<LED> menu

This menu can be entered by scrolling selector.

Power switch green LED brightness can be setup →

Led light (from 0 to 16).

Led Mode setting define when the LED on the power

switch (see Fig. 3) have to become RED:

- None: never,

- ModPeak: when audio get close to saturation)

- PTT: when the PTT button is pushed

<MIC> menu

This menu can be entered by scrolling selector.

4 different PTT mode can be selected: Disable,

Normal, Muting, No Data.

Rev.05

MTH400 User Manual

<INFO> menu

This menu can be entered by scrolling selector.

In this menu it’s possible to see if some options are

configured on the device (in this case there aren’t

any options)

<IRDA> menu

This menu can be entered by scrolling selector.

By this menu, MIC can be connected to IRDA for

setup or firmware upgrades.

NOTE: while in this menu display is not automatically turned off.

<LOCK> menu

This menu can be entered by scrolling selector.

Long pressing (2 sec.) selector button (click) it locks

MTH400 in transmission mode. To unlock, long

pressing (2 sec.) selector button again.

<BOOTLOAD> menu

This menu can be entered only turning on the transmitter while pushing at the same time both

quick channel setup buttons (<ch> & <gain>).

Device is forced in bootloader mode to allow FIRMWARE

UPDATE.

MTH400 User Manual

Rev.05

The following table sums up which parameters can be set and the related range settings.

PARAMETER

MEANING

RANGE SETTINGS

TUNING

Channel

0 ÷ 59

Group

0 ÷ 39 + SYNC GROUP

Freq

Frequency

It depends on the MTH400 Model:

1 470-640

2 566-798

3 510-698

AUDIO

AF Gain

Gain of the

audio signal

-20dB ÷ 40dB step of 1 dB

Phase

Audio signal

phase

0° or 180°

High Pass filter

Flat/60/80/120/170/250/400 Hz

Noise R.

Noise reduction

ENR: Wisycom Extended-NR, noise optimized

ENC: Wisycom Extended-NC, voice optimized

RF/BATTERY

RF Power

10mW or 50mW or 100mW (depending on the

power profile)

Battery

Battery type

Alkaline or NiMH

LED

Led Light

Power switch

green

brightness

0 ÷ 16

Led Mode

It defines when

the power

switch led (see

Fig. 3) has to

become RED

None: never

ModPeak: when audio get close to saturation

PTT: when the PTT button is pushed

MIC

PTT Mode

It defines how

and what

information the

transmitter has

to send

Disable: when the PTT button is pushed, nothing

happen. (the transmitter sends AF+Tone

squelch)

Normal: when the PTT button is pushed, the

transmitter send a different RF signal. According

to the receiver configuration the audio can be

enabled/disable on LINE (and/or COM).

Muting: the transmitter doesn’t send the audio.

The voice is cut, it doesn’t enter to the

microphone

No Data: the transmitter sends neither tone

squelch nor battery data.

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