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Audio Preamplifiers

PC1011PII 10 Inputs Touch Panel Preamplifier
5 Mic input, 5 aux line input
2 Emc output, 2 audio output
Individual volume control

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Features

5 Mic input, 5 aux line input

2 Emc output, 2 audio output

Individual volume control

Bass and Treble tone control

A five-element LED level meter is provided for quick and easy visual monitoring of output level

Manual chime out


Description

The PC1011PII is a public address pre-amplifier with three unbalanced MIC inputs, two balanced MIC inputs, three unbalanced Aux inputs, two balanced Aux inputs, two priority inputs, and four outputs.

Priority muting is achieved via EMC for overriding music for paging and emergency alarms.

Individual gain controls are provided for MIC and AUX inputs, bass and treble controls are provided for overall tone control


Specification

Model

PC1011PII

Inputs

Mic1, 2, 3 : 600Ω, 2.5mV, unbalance
Mic4,5 : 600Ω, 2.5mV, balance
EMC1, 2, Aux 1, 2, 3 : 10kΩ, 250mV, unbalance
  Aux 4,5 : 10kΩ, 250mV, balance
EMC1, 2; Aux 1, 2, 3 : 10kΩ, 250mV(±50mV), unbalanced

Audio output

0dBV

Frequency response

20Hz-25kHz(±3dB),Line in

Signal/ noise ratio

Mic input : >80Db, Aux input : >85dB
Aux input : >85dB

Tone

Bass : ±10dB(100Hz), Treble : ±10dB(10kHz)
Treble : ±10dB (10kHz)

Chime

Press the button once,the tune is “(1-3-5-ì-) ",Volume adjustable.

Protection

AC fuse ×1(220V: F0.6AL, 110V: F1AL)

Power Requirement

AC 220-240V/50-60Hz; DC24V

Outer Packing Size(mm)

(L×W×H) 555×455×185

Unit Size(mm)

(L×W×H) 484×349.5×88

Gross weight

8.5kg

Net weight

6.7kg


Introduction to appearance function

(A) Front panel

TIM截图20180425130019.jpg

1. Power switch

Press down the position “I” to turn on the power, and press down the position “0” to turn off the power.

2. Power indicator lamp

When turning on the power, the indicator lamp is on; when turning off the power, the indictor lamp is off.

3. MIC1-MIC5 volume control buttons Buttons MIC1 through MIC5 are used to regulate the volumes of the five microphones respectively. Button ‘+’ is used to increase the volume, and the button ‘-’ is used to decrease the volume, with the amplitude displayed on the display screen in a real-time manner:

Display of numeral: The maximum volume is “79”, and the minimum volume is “00”.

Display of scale: In case of increase in volume, the scale cursor moves upward; in case of decrease in volume, the scale cursor moves downward.

4. AUX1-AUX5 volume control button

Buttons AUX1 through AUX5 are used to regulate the volumes of the five auxiliary inputs respectively. Button ‘+’ is used to increase the volume, and the button ‘-’ is used to decrease the volume, with the amplitude displayed on the display screen in a real-time manner:

Display of numeral: The maximum volume is “79”, and the minimum volume is “00”.

Display of scale: In case of increase in volume, the scale cursor moves upward; in case of decrease in volume, the scale cursor moves downward.

5. Display screen

It is used to display the operation status of the equipment, for example:

①To read the volume scale and numeral of various channels directly from the screen;

②The dynamic display of output signal, and the display of the positions of treble and bass scales;

③When regulating the parameters, the changes in the parameters are displayed on the screen in a real-time manner.

image008_副本.jpg


6. Master volume control button

The button VOLUME is used to regulate the master output volume. Button ‘+’ is used to increase the volume, and the button ‘-’ is used to decrease the volume, with the amplitude displayed on the display screen in a real-time manner:

Display of numeral: The maximum volume is “79”, and the minimum volume is “00”.

Display of scale: In case of increase in volume, the scale cursor moves upward; in case of decrease in volume, the scale cursor moves downward.

7. Bass control button

Button BASS is used to increase or attenuate the tune of the bass. Button ‘+’ is used to increase the tune of bass, and the button ‘-’ is used to attenuate the tune of the bass, with the amplitude displayed on the display screen in a real-time manner:

Display of numeral: The maximum amplitude of bass increase is “+10”, and the maximum amplitude of bass attenuation is “-10”.

Display of scale: In case of increase in bass tune, the scale cursor moves upward; in case of attenuation in bass tune, the scale cursor moves downward.

Attention: If it is not necessary to increase or attenuate the bass tune, please turn the bass tune to the position of scale “0”.

8. Treble control button

Button TREBLE is used to increase or attenuate the tune of the treble. Button ‘+’ is used to increase the tune of treble, and the button ‘-’ is used to attenuate the tune of treble, with the amplitude displayed on the display screen in a real-time manner:

Display of numeral: The maximum amplitude of treble increase is “+10”, and the maximum amplitude of treble attenuation is “-10”.

Display of scale: In case of increase in treble tune, the scale cursor moves upward; in case of attenuation in treble tune, the scale cursor moves downward.

Attention: If it is not necessary to increase or attenuate the treble tune, please turn the treble tune to the position of scale “0”.

9. Bell tune button

Press this button to make a string of prompt bell tunes “1-3-5-ì-” so as to catch the attention of the audience.

10. MIC1 input port

It is the MIC (microphone) input port with the highest priority, and the signal input through which will automatically restrain the signals input from other input ports.


(B) Rear panel

image010_副本.jpg


TIM截图20180425131012.jpg

1.Remote-control input port

The remote-control input port connected to the previous equipment.

2. Remote-control output port The remote-control input port connected to the next equipment.

3. Bell tune control knob To regulate the output volume of the bell tune by turning clockwise to increase the volume,

and turning counterclockwise to decrease the volume.

4. MIC2, 3, 4, and 5 input ports

The microphone 2 to 5 input ports are connected by use of 6.35mm plug.

The microphone port has three non-equilibrium ports and two equilibrium ports.

The plug of the non-equilibrium port is as shown in the right figure.

5. EMC1 and 2 input ports

Such two ports are used to connect the alarm signal and timely bell tune with the priority only second to that of the MIC1 port. It is recommended to connect the microphone for emergency broadcasting to “MIC1”, to connect the sound source for local calls to “EMC1”, and to connect the timely bell tune to “EMC2” by means of the 6.35mm plug.

6. AUX1, 2 and 3 inputs

Such tree input ports are used to input the peripheral sound source signals, such as CD, cassette deck and tuner, which are connected by means of the lotus-form plug.

7. Audio output port

Such port is used to connect the amplifier or the tuner equipment, which is connected by means of the lotus-form plug.

8. 24V DC power input port

It is used as the incoming port of the 24V DC backup power. When connecting, pay attention to the positive and negative poles.

9. AC power input socket

The AC power cable is inserted into such socket.

10. AUX4 and 5 inputs

As the peripheral sound source input port, it is connected by means of 6.35mm plug.

11. AC 110V/220V selector switch

It is used to select the working voltage.

12. Power fuse block

It is used to fix the AC power fuse. If such fuse is melted, the fuse in the same specification shall be used for replacement. The continuous melting of the fuse indicates the failure.


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