頁面 14 – Avlex ACT-818 Wideband Single-Channel Digital Receiver User Manual

Page 14

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Setting ACT Transmitter Frequency

or

i

<

30

cm

(12

n

.)

GRP

CH

BAND

L

ANT

MHz ACT

RF

AF

SQ

BA

ADD

EQ

ACT

ACT

PUSH FOR MODE

PUSH FOR MODE

ACT-828

PARAMETER

DIGITAL WIRELESS RECEIVER

C H 1

CH 2

DIGITAL WIRELESS RECEIVER

GRP

CH

BAND

L

ANT

MHz ACT

RF

AF

SQ

BA

ADD

EQ

Indicates the frequencies did not sync successfully. Ensure the IR windows in both the

receiver and transmitter are lined up and can “see” each other, then press the ACT

button again.

To Activate:

Press the “ACT” button once to activate the ACT sync function. Once activated, the
words “ACT” and “Sync” on the receiver will illuminate. Flashing will stop when the IR
signal is received by the handheld or bodypack transmitter or no IR signal is received
within 10 seconds.

To Cancel:

!

When the words “ACT” and “Sync” on the receiver illuminate, press the ACT button

again.

!

When the words “ACT” and “Sync” on the receiver illuminate, do not press any

button. ACT function will stop and cancel automatically after about 10 seconds.

Instructions:

1. Ensure a receiver channel is set up (Group / Channel), the transmitter battery is

charged and the transmitter is powered ON.

2. Press the ACT button on the receiver to activate the ACT function. Once activated,

the words ACT and Sync will illuminate.

3. Bring the ACT handheld or bodypack transmitter within 30cm (12”) of the IR port on

the receiver (check your transmitter documentation to find out where the IR port is
located on the transmitter). The receiver IR port is located behind the “ACT” button
and indicated by a round dark red dot.
The transmitter/receiver frequency will sync automatically.

4. When the frequencies are successfully synchronised the words ACT and Sync will

disappear and the RF meter will immediately indicate full RF signal received.

NOTE: If encryption is turned on, the ACT function will also send a new encryption key
to the transmitter and lock it. To unlock the transmitter it is necessary to re-sync the
transmitter again using ACT with the receiver in “Encryption OFF” mode.

GRP

CH

BAND

ANT

MHz

ACT

RF

AF

SQ

BA

EQ

ADD

Press ACT button

ACT indicator illuminates

Once ACT button is pressed, it

automatically syncs the selected

receiver frequency to any MIPRO

ACT handheld or bodypack

transmitter in the same frequency

band quickly and precisely.

MIPRO'S Proprietary "ACT" Function and Operation

ACT Benefits

!

No manual frequency adjusting needed, unlike traditional transmitters.

!

Simple, fast and precise frequency setup without mechanical errors.

! Once the frequency has been set, the data is written to memory in the transmitter.

This ensures that the transmitter frequency now stays with that transmitter. That is,

of course, until a change is required. By performing the “ACT” function again, the

frequency can be re-programmed to another Group/Channel as necessary.

ACT Set-Up

!

Ensure a receiver channel is set up, the transmitter battery is charged, and the

transmitter is powered ON.

!

Press and release the ACT button on the receiver to activate the ACT sync function.

Once activated, the words “ACT” and “Sync” will illuminate.

!

Move the ACT handheld or bodypack transmitter IR window to within 30cm (12”) of

the IR port on the receiver. The IR port on the receiver is located behind the “ACT

button itself and is indicated by a round, dark red dot. The frequency will sync

automatically.

!

When the frequencies have successfully synchronised between the receiver and

transmitter the illuminated “ACT” and “Sync” will disappear. The RF meter will now

illuminate and show full RF strength.

What is ACT?

ACT” stands for “Automatic Channel Targeting”. MIPRO developed and patented this

innovative InfraRed (IR) technology in 2001. MIPRO was the first manufacturer in the

industry to automatically synchronise the frequency selected on the receiver to any ACT

handheld or bodypack transmitter in the same frequency band.

Wideband Digital Receivers

Wideband Digital Receivers

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