Sony DWTB30 User Manual

Digital Wireless

5-014-891-01 (1)

Transmitter

Operating Instructions

DWT-B30

Features ...................................................................... 3

Parts Identification ................................................... 4

Power Supply ............................................................. 5

Installing the batteries ............................................ 5

Setting the Transmission Channel ........................... 6

Selecting the group/channel ................................... 6

Using Cross Remote .................................................. 7

Pairing with a receiver ........................................... 7

Using the Encrypted Transmission Function ......... 8

Using the encryption key modes (SECURE KEY /

AES256) .............................................................. 8

Using the password mode (PASSWORD) ............ 9

Basic Menu Operations ............................................ 9

Setting Menus .......................................................... 10

Unit name setting (NAME) ................................. 10

Selecting the frequency band (BAND) ................ 10

Selecting the group/channel (GP/CH) ................. 10

Audio attenuator setting (AF ATT) ..................... 10

Low-cut filter setting (LCF) ................................ 10

Lock function (LOCK) ........................................ 11

Power save setting (POWER SAVE) .................. 11

Setting the battery type (BATTERY TYPE) ....... 11

Cross Remote (RF REMOTE) ............................. 11

Receiver search function (SEARCH RX) ............ 11

Audio codec mode setting (CODEC MODE) ..... 12

Encrypted transmission function Setting

(ENCRYPTION) ............................................... 12

Audio input level setting (INPUT LEVEL) ......... 12

Audio phase switch function (AF PHASE) ......... 12

Generating an internal signal (INTERNAL

SG) ..................................................................... 12

Setting the RF output power (RF POWER) ........ 12

Setting the maximum RF output power (MAX RF

POWER) ............................................................ 13

Displaying the accumulated use time (TIME) ..... 13

Setting the brightness of the display

(BRIGHTNESS) ................................................ 13

Automatic dimming of the display (DIMMER

MODE) .............................................................. 13

Settings storage function (USER MEMORY) ..... 13

Power source priority setting (POWER

PRIORITY) ........................................................ 14

Resetting parameters to their factory settings

(FACTORY PRESET) ...................................... 14

Displaying the software version (VERSION) ..... 14

Attaching With the Soft Case ................................. 14

Changing the direction of the belt clip ................ 14

Wrapping the microphone cable around the soft

case .................................................................... 14

Removing the unit from a belt ............................. 15

Block Diagram ......................................................... 16

Troubleshooting ....................................................... 17

Important Notes on Operation .............................. 18

Notes on using the transmitter ............................. 18

On cleaning .......................................................... 18

Notes on simultaneous multi-channel

operation ............................................................ 18

Note on microphone and transmitter

combinations ...................................................... 18

CROSS REMOTE Compatibility ........................ 18

Specifications ........................................................... 19

Carrier Frequencies and Channel Steps ............... 21

Features

Encrypted transmissions

AES 256-bit encryption allows for highly secure wireless transmissions.

The DWT-B30 is a digital wireless transmitter for a UHF synthesized wireless microphone system to be used for broadcast or movie production purpose. This transmitter is suitable for Electronic News Gathering (ENG) and Electronic Field Production (EFP).

What is DWX?

DWX refers to Sony’s new digital wireless microphone system. The DWX series reflects Sony’s extensive expertise in professional microphones and sound design. It represents a successful blend of Sony know-how, wireless technology renowned for stability, and cutting-edge digital audio technology. In addition to realizing the high sound quality possible with a digital system, the DWX series supports multichannel simultaneous operation, encrypted transmission, and metadata transmission for monitoring the status of multiple transmitters. Using a main link and a separate additional link, remote control of transmitters from the receiver is also possible. With its many advanced features, the system has the potential to revolutionize the workflow of professional applications.

What is WiDIF-HP?

WiDIF-HP (WiDIF: Wireless Digital Interface Format, HP: High Profile) is a wireless digital audio interface format developed by Sony. It enables highly secure transmission with high sound quality and low system latency, and supports simultaneous multi-channel operation.

What is Cross Remote?

Cross Remote is a system that allows transmitters to be monitored and controlled from a receiver and the Wireless Studio control software installed on a computer connected to the receiver. For example, the settings of a transmitter worn under clothing can be easily changed over the wireless link.

Simultaneous multi-channel operation

Simultaneous multi-channel operation is made possible with the 375-kHz interval channel plan.

High sound quality and low latency

Low system latency of 1.2 ms is achieved when using CODEC MODE2. Switch between four audio codec modes based on your operational needs.

Switchable mic or line input level and adjustable attenuator

Supports line/mic input and is equipped with an audio attenuator that is adjustable in 3 dB steps up to a maximum of 48 dB during mic input. The attenuator can be controlled remotely from the receiver.

RF transmission output switching available

RF transmission output can be set to 2, 10, or 25 mW according to multi channel operation or long-distance transmission priority.

For details, see “Setting the RF output power (RF POWER)” (page 12).

User-set memory function

Various settings can be saved and activated on the transmitter.

For further details, see “Settings storage function (USER MEMORY)” (page 13).

USB for external power supply

An external supply enables operation for long periods of time and power supply in emergencies.

Compact, lightweight, and rugged design

The unit is equipped with a magnesium-alloy casing, providing a body that is durable in addition to being compact and lightweight.

Supports operation for long periods of time and various battery types

The DWT-B30 supports various battery types, such as AA alkaline batteries, lithium ion batteries, and NiMH batteries. It can be operated for approximately 6.5 hours when powered by alkaline batteries.

Organic EL (electroluminescent) display

The quick response of the OLED (organic light-emitting diode) display enables real-time operating conditions to be displayed clearly and accurately.

For details, see “Audio codec mode setting (CODEC MODE)” (page 12).

Parts Identification

a Antenna

b AF (audio input level) /PEAK indicator

Lights up green when the signal input is stronger than the reference level. Lights up red when the signal input is 3 dB below the level at which distortion begins.

European model

Connector front view

1: GND 2: +5.2 V DC output (for power supply of lavalier

microphone)

3: HOT (input impedance 4.7 kohms or more with

+5.2 V DC)

Connecting the microphone

Microphone (optional)

To secure the connection, turn the ring on the connection plug to lock it.

e + or – button

Selects functions or values shown on the display. Holding down the – button while switching on the transmitter activates the pairing operation for the wireless remote control function.

f POWER switch

Turns the transmitter ON or OFF.

c POWER indicator

Lights up green when the transmitter is turned on. When the battery is exhausted, the indicator starts flashing.

d Audio input connector

Connects the output plug from the optional lavalier microphone. This connector also accepts the input from another wired microphone connected through the supplied microphone cable, or the audio output from a mixer, etc.

US model

Connector front view

1: DC output + 5.2 V (for lavalier microphone

power supply) 2: HOT (input impedance 4.7 kohms or more) 3: COLD (input impedance 4.7 kohms or more) 4: GND

To connect a microphone

Microphone (optional)

g Battery compartment

Accommodates two LR6 (size AA) alkaline batteries.

For details on how to insert the batteries, see “Power Supply” (page 5).

h SET button

Adjusts displayed function settings and enters the value. Holding down the SET button while switching on the power turns the transmitter on without sending a signal.

i USB connector (Micro USB)

The transmitter can be operated for long periods of time using a mobile battery or commercial USB power source.

j Display section

A RF transmission indication

Indicates the current transmission status.

: Currently transmitting

—:Transmission stopped

To secure the microphone cable connection, be sure to turn and lock the connector cover.

B RF (radio frequency) transmission power

indication

Indicates the current transmission power setting. You can change the setting with the RF transmission power setting function.

H: transmitting at 25 mW M: transmitting at 10 mW L: transmitting at 2 mW

C Audio input level meter

Indicates the input signal level.

Power Supply

The transmitter can operate on two LR6 (size AA) alkaline batteries continuously for about 6.5 hours at 25 °C (77 °F). Connecting a mobile battery to the USB connector enables operation for a long period of time.

Installing the batteries

D Reference level gauge

Indicates the reference input level. When the attenuation is 0 dB with INPUT LEVEL set to MIC, –58 dBu (–60 dBV) is indicated. When LINE is selected for INPUT LEVEL, +4 dBu is indicated.

E Peak indicator

Warns of excessive input by lighting up when the signal is 3 dB below the level at which distortion begins.

F Lock indicator

Indicates whether the accidental operation locks are enabled. Nothing is displayed when the lock function is disabled.

: Operation of the POWER button is locked. : Changes to the settings are locked. : Operation of the POWER button and changes to the

settings are locked.

For details, see “Lock function (LOCK)” (page 11).

G Cross Remote condition indication

Indicates the signal transmission condition of the wireless remote control function (4 levels).

: Good transmission : Somewhat good transmission : Somewhat poor transmission : Poor transmission

: Unable to communicate with paired receiver When the wireless remote control function is off, this indication does not appear.

H Power display

Displays the type of power source being used.

: Operating on battery power, displays remaining

battery level.

: Operating on USB power.

For details, see “Battery indication” (page 5).

I Menu display section

The status of 17 different functions are displayed here. To select the function, press the + or – button repeatedly.

For details, see “Setting Menus” (page 10).

Squeeze the battery-holder tabs inward (in the direction of the arrows) and slide out the battery holder.

Insert new batteries, making sure the polarities are correct, and then return the battery holder to its original position.

Battery indication

The power status is indicated by eight level indications. Replace both batteries when the battery indication starts to flash. Be sure to check the expiration date printed date on the new batteries before using them.

Notes

• When BATTERY TYPE is set to TYPE1, the power status is indicated based on the use of new LR6 (size AA) Sony Alkaline batteries. An incorrect indication may result when a different kind of batteries, a different brand of batteries or old batteries are used. If you plan to use other kind of batteries than alkaline, set the BATTERY TYPE function according to the type of batteries to be used.

• If you plan to use the transmitter for a long period of time, it is recommended that you replace the batteries with brand new ones.

• Use USB power source capable of supplying 1.0 A or higher.

• Operation is not guaranteed on all USB power sources. Make sure to test the power source before using it.

• The transmitter cannot be used when connected to a USB device that possesses communication functions, such as a computer.

Setting the Transmission Channel

For details on BATTERY TYPE setting, see “Setting the battery type (BATTERY TYPE)” (page 11).

The transmitter provides groups of interference-free channels. When using multiple microphones and transmitters at the same time (simultaneous multi-channel operations) within the same area, selecting the same group and using a channel within that group can prevent signal interference. To set the transmission channel on the transmitter, first you select the group and channel using the RF indicator and scanning functions on the receiver. Next you set the group and channel parameters to match the setting on the receiver.

Notes

• Certain transmission channels cannot be used with the wireless remote control function.

For details on transmission channels that support the wireless remote control function, refer to “Sony Digital Wireless Microphone System Frequency Lists” on the supplied CD-ROM.

• When selecting the channel, “(INCOMPATIBLE WITH RF REMOTE)” will slide across the display for transmission channels that cannot be used with the wireless remote control function.

• When a transmission channel that cannot be used with the wireless remote control function is selected, “RESTRICTED BY GP/CH SETTING” appears on the RF REMOTE screen and the wireless remote control function cannot be used. To enable use of the wireless remote control function, select transmission channels for which “(INCOMPATIBLE WITH RF REMOTE)” does not appear during channel selection.

Selecting the group/channel

Notes

• Before doing this procedure, use the BAND function (see page 10) to set the transmitter to the bandwidth of the receiver you are using.

• The setting for this function cannot be changed during actual signal transmission.

Set the transmitter group (GP) and channel (CH) as follows:

For details on groups and channels, refer to “Sony Digital Wireless Microphone System Frequency Lists” on the supplied CD-ROM.

For details on menu operation, see “Basic Menu Operations” (page 9).

Turn off the power, and then while holding down the SET button, turn the power on.

The signal transmission stops.

Press the + or – button repeatedly until the GP/CH indication is displayed.

Hold down the SET button until the item to be set flashes.

Press the + or – button repeatedly to select a group.

Press the SET button to enter the group.

The channel indication starts flashing.

Press the + or – button repeatedly to select a channel.

Press the SET button to enter the channel.

Note

To start signal transmission with the selected channel, turn off the power and then turn it on again.

To set the group/channel using the pairing mode of the Cross Remote

When the transmitter is paired with the receiver, the transmission channel of the transmitter is set to the receiving channel on the receiver automatically.

For details, see“Pairing with a receiver” (page 7).

Using Cross Remote

This transmitter is equipped with a wireless remote control function that can be used to set the parameters (low-cut filter, attenuation operation, power save mode, etc.) of the transmitter through the receiver or other devices. This function makes it easier to operate and manage the microphone system while in the field. This wireless control is 2.4 GHz IEEE802.15.4 compliant and has no effect on the RF band of digital wireless audio. This function is activated when pairing is established between the transmitter and the receiver using the RF REMOTE function. Pairing must be done first before the wireless remote control function can be used.

Note

If “RESTRICTED BY GP/CH SETTING” appears on the RF REMOTE screen, the wireless remote control function cannot be used. To use the wireless remote control function, select a different transmission channel.

For details on how to change the transmission channel, see “Setting the Transmission Channel” (page 6).

Pairing with a receiver

Pairing links the transmitter with the receiver which the wireless remote control function is to be used. When the transmitter has been paired with a receiver through the receiver operation, turning on the transmitter while holding down the – button establishes the pairing immediately.

To carry out pairing through menu operations on the transmitter, do the following.

Set the receiver to be used for controlling the transmitter to pairing mode.

For details, refer to the operating instructions supplied with the receiver.

Press the + or – button repeatedly until the RF REMOTE indication is displayed.

Hold down the SET button until the item to be set flashes.

Press the + or – button repeatedly to select PAIRING.

Press the SET button to enter.

The transmitter sends a pairing request to the receiver which is on pairing mode. Before established pairing, if you press any operation key on the transmitter, pairing mode will be cancelled. When pairing has been established, the wireless remote control condition level (indicated by )

+ 15 hidden pages

Sony DWTB30 User Manual

Table of Contents

Features

Parts Identification

Power Supply

Setting the Transmission Channel

Using Cross Remote