頁面 7 – MIPRO ACT-515 Single-Channel True Diversity Receiver User Manual

Page 7

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Connection Method of Balanced Output:

!

When receiver and mixer/amplifier is under long distance. or the connectors of

receiver/mixer/amplifier are “XLR” types. Using audio output cables with “XLR” or

“Cannon” type connectors, connect one end to the balanced output jacks , of the

receiver, and the other end to the “MIC IN” input jack of the mixer or amplifier, as

shown in Figure 1. (The configuration of the 3-pin connector is as shown in Figure

2.)

Electrical Guitar Output:

!

Using audio output cable attached with “PHONE PLUG” type, plug one end from the

balanced output jack of a receiver, and the other end to the input jack of a guitar

amplifier. Switch the Level Switch “LINE” position.

Antenna Inputs:

!

The antenna inputs provide 8-volt DC biased and are designed to work with MIPRO

antenna boosters. If the connecting cable is longer than 10 meters (approx. 30'), it

is advisable to install an antenna booster to ensure optimal reception.

Receiver Operating Tips

Prior to powering on the receiver, ensure all transmitters are turned off and the

mixer's volume control is set to a minimized setting.

Normally, the RF meter level glows when a transmitter is powered on to indicate the

receiver is ready for operation. Once an audio signal is received from the

transmitter, the AF (audio) meter level glows based on signal strength. If the meter

or indicator does not glow or there is no audio output, the system may not be set

up properly. Re-check that the transmitter is turned on and the receiver and

transmitter are on the same frequency (if not, the transmitter will need to be reset

via the ACT function).

The microphone output level needs to be adjusted at the amplifier or mixer. There

is no need to adjust output levels at the receiver itself.

Antenna dividers and receivers must be from the same frequency band.

!

!

!

!

COLD

-

GND

+

HOT

1

2

3

2

1

3

(Figure 2)

22

Rackmount Installation for Receivers

Receiver Rack-Mount Kits

Half-Rack Unit Receiver

!

Install the optional FB-71 rackmount kit & fasten with screws on both sides. (Figure 3)

1-Rack Unit Receiver

!

Install the optional FB-72 rackmount kit & fasten with screws on both sides. (Figure

4)

!

!

The rack mountable kits are pre-drilled with 4 opening holes to be fitted on an EIA

standard 19-inch rack case. (Figure 5)

For ideal reception and performance, install the receiver at least 1 meter (3 feet)

above the ground and away from EMI / RFI “noise” sources. In addition, place the

transmitter/microphone at least 1 meter (3 feet) away from the receiving antenna,

as shown. (Figure 6)

Ground

W

all

1

m

1m

1m

1m

(Figure 6)

(Figure 3)

(Figure 5)

(Figure 4)

FB-71

FB-72

Mounts 1 half-rack
in a single rack space

receiver

Mounts 1 1-racks
in a single rack space

receiver

8

9

Diversity Wireless Systems

Diversity Wireless Systems

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