RTS BP300 Manual de servicio descargar pdf (Pagina 11)

V.

CP-300

SPECIFICATIONS

AMPLIFIER

DESIGN:

Solid-state,

low-noise

I.C.

amps;

current-limited

and

short-

circuit-protected,

with

reverse

polarity

protection.

MICROPHONE

PRE-AMPLIFIER

GENERAL

Mic

Input

Impedance:

1k

ohm

Station

Bridging

Mic

Pre-amp

Gain:

50

dB

Impedance:

>20k

ohms

(200-10k

Hz)

Max

Input

Before

Clipping:

-32

dB

Avg.

Line

Level:

-6

dB,

+3

dB

max

Freq.

Response:

250-12k

Hz,

*5dB

Sidetone

Adjust:

25

dB

null-full

on

Carbon

Mic

Current:

10

ma

nominal

Call

Light

Limiter

Range:

8

dB

change

in

Sensitivity:

(receive)

4

volts

DC

output

for

30

dB

change

in

input

(send)

IlVDC

Power

HEADPHONE

AMPLIFIER

Requirements:

25

ma

quiescent

Load

Impedance

Range:

50-2k

ohms

DC

Voltage

Range:

12-32v

@

25ma

Output

Level:

+15

dBm

into

average,

25v

nominal

300

ohm

load

Max.

Number

of

CP-300s

with

TW-12:

Headset

Level:

>110

dB

SPL

without

signalling,

16

(with

dynamic

Clear-Com

headset)

with

signalling,

10

Distortion:

<0.1%

THD

6

I

kHz

Amplifier

Gain:

24

dB

PHYSICAL

CHARACTERISTICS

Freq.

Response:

150-12k

Hz,

42dB

Dimensions:

3.78"

x

5.1"

x

1.6"

Weight:

14.5

oz

CONNECTORS

(without

signal

circuit)

Headset:

(1)

4-pin

male,

D4M

Ambient

Operating

&

(1)

1/4",

3-cond.

phone

jack

Temperature:

0-60

C

(32-1400

F)

Line:

-

two

3-pin

XLR,

I

male

Humidity:

0-90%

relative

humidity

and

1

female

for

loop-through

VI.

TW-12

SPECIFICATIONS

LINE

CHARACTERISTICS,

CLEAR-COM

SIDE

SIGNALLING,

TW

SIDE

Level:

-15

dBv

nominal,

0

dBv

max

Frequency:

20k

Hz

before

clipping

Freq.

Tolerance:

;100

Hz

send,

Impedance:

200

ohm

AC

termination

+500

Hz

receive

5000

ohm

DC

termination

Tone

Level:

-6dBv

minimum

send,

-30dBv

maximum

receive

LINE

CHARACTERISTICS,

TW

SIDE

Level:

-5

dBv

nominal,

+3dBv

max

SIGNALLING,

CLEAR-COM

SIDE

Impedance:

200

ohm

AC

4

VDC

maximum

receive,

11

VDC

minimum

send

GENERAL

CHARACTERISTICS

Gain,

Clear-Com-to-TW:

+12

dB

DIMENSIONS

Gain,

TW-to-Clear-Com:

-12

dB

1.75"

H

x

19"

W

x

6"

D

Freq.

Response:

200-10k

Hz,

13

dB

44mm

H

x

483mm

W

x

152mm

D

Power

Requirements:

12-32

VDC,

50ma

quiescent

plus

current

for

TW

side

TW

Power

Capacity:

500ma

max

(6-12

stations)

0

dBv

is

referenced

to

0.775

volts

RMS

8

1 2 ... 6 7 8 9 10 11 12 13 14

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