ClearCom KB-212 Uživatelský manuál stáhnout pdf (Strana 4)

HEADSET MICROPHONE PRE-AMP

Input Type: Dynamic

Impedance: 1,000 Ohms

Input Level: -55 dBV nominal; -10 dBV max.

Gain from headset mic to intercom line: +41 dB

PANEL MICROPHONE PRE-AMP

(KB-211GM ONLY)

Input Type: Electret

Input Level: -45 dBV nominal

Gain from panel mic to intercom line:

+31 dB VOX not tripped

+41 dB VOX tripped

PRE-AMP RESPONSE CURVE

Frequency Response: 250 Hz - 12 kHz,

contoured for intelligibility

Limiter Range: 20 dB

HEADPHONE AMPLIFIER

Load Impedance Range: 50 - 2,000 Ohms

Output Level: +20 dBV across 600 Ohms, minimum

Distortion: < 0.5% THD @ 1 kHz

Frequency Response: 200 Hz - 15 kHz, +/-3 dB

Gain from intercom line: +37 dB

Power Output: 110 dB SPL

SPEAKER AMPLIFIER

Speaker Type: 2.5" round, 16 Ohms

Power Output: 2 watts into 16 Ohms

Frequency Response: 200 Hz - 15 kHz, +/-3 dB

Signal-to-Noise: 75 dB

Gain from intercom line: +37 dB

Distortion: < 0.5% THD @ 1 kHz

Speaker Level: 98 dB SPL @ 3 feet

PROGRAM AMPLIFIER

(Transformerless, balanced differential input)

Input Level: -20 dBV

Input Impedance: > 100K Ohms

Frequency Response: 150 Hz - 15 kHz, +/-3 dB

POWER REQUIREMENTS

Voltage: 30 volts DC standard unit;

16 - 18 VAC with 4-Wire Option Module

Current: 100 mA, average

INTERNAL CONNECTORS

Intercom: 5-position plug-on screw terminals

Program: 3-position plug-on screw terminals

AC Power (4-Wire Option Module):

2-position plug-on screw terminals

INTERNAL CONTROLS

(1) Call Signal jumper; (3) Option switches;

(1) Tone Alert Volume control

FRONT PANEL CONNECTORS

Panel Mic: (1) 1/4" panel mounting jack

(KB-211GM only)

Headset: (1) XLR-4M

FRONT PANEL CONTROLS & INDICATORS

(1) Panel / Headset Mic switch (KB-211GM only);

(1) Program Level control; (1) Intercom volume

control; (1) Sidetone Null control; (1) Talk button;

(1) Call button; (1) VOX control (KB-211GM only);

(1) Channel selector; (1) Speaker On-Off switch;

(1) Talk LED; (1) Call LED

ENVIRONMENTAL

- 122

F (0

- 50

DIMENSIONS

8.25" W x 4.5" H x 1.75" D

(210 mm x 114 mm x 44 mm)

WEIGHT

1.22 lbs. (0.56 kg)

Remote Speaker Stations

KB-211, 211GM SPECIFICATIONS

DIMENSIONAL DRAWINGS

4.50

(114)

3.25

(83)

5.4

(137)

8.25

(210)

1.25*

(32)

(13)

8.25

(210)

Clear-Com Intercom Systems, 4065 Hollis Street, Emeryville, CA 94608

(510) 496-6666, Fax (510) 496-6699, www.clearcom.com

International Sales: PO Box 302, Walnut Creek, CA 94597, (925) 932-8134, Fax (925) 932-2171

KB-211, KB-211GM, KB-212

8.27

(211)

2.85

(72)

(13)

5.56

(141)

6.04

(153)

KB-211 REAR VIEW

V-BOX FRONT VIEW

KB-211 SIDE VIEW

V-BOX SIDE VIEW

KB 212 SPECIFICATIONS

PANEL MICROPHONE PRE-AMP

Input Type: Electret

Gain from panel mic to intercom line: +25 dB,

low sensitivity; +31.5 dB, high sensitivity

PRE-AMP RESPONSE CURVE

Frequency Response: 250 Hz - 12 kHz,

contoured for intelligibility

Limiter Range: 20 dB

SPEAKER AMPLIFIER

Speaker Type: 2.5" round, 16 Ohms

Power Output: 2 watts into 16 Ohms

Frequency Response: 200 Hz - 15 kHz, +/-3 dB

Signal-to-Noise: 75 dB

Gain from intercom line: +37 dB

Distortion: < 0.5% THD @ 1 kHz

Speaker Level: 98 dB SPL @ 3 feet

PROGRAM AMPLIFIER

(Transformerless, balanced differential input)

Input Level: -20 dBV

Input Impedance: > 100K Ohms

Frequency Response: 150 Hz - 15 kHz, +/-3 dB

POWER REQUIREMENTS

Voltage: 30 volts DC standard unit;

16 - 18 VAC with 4-Wire Option Module

Current: 100 mA, average

INTERNAL CONNECTORS

Intercom: 5-position plug-on screw terminals

Program: 3-position plug-on screw terminals

AC Power (4-Wire Option Module):

2-position plug-on screw terminals

INTERNAL CONTROLS

(3) Option switches; (1) Tone Alert Volume

control; (1) Minimum Volume Level control

FRONT PANEL CONTROLS &

INDICATORS

(1) Program Level control; (1) Intercom volume

control; (1) Talk button; (1) Call button;

(1) Talk LED; (1) Call LED

ENVIRONMENTAL

- 122

F (0

- 50

DIMENSIONS

8.25" W x 4.5" H x 1.75" D

(210 mm x 114 mm x 44 mm)

WEIGHT

1.04 lbs. (0.47 kg)

Specifications are subject to change without notice. * 0 dBv is referenced to 0.775 volts rms

KB-211/212: Use 1.5" minimum electrical box

KB-211GM OR WITH OPTION MODULES:

Use 2.0" minimum electrical box

* 1.75" for

KB-211GM

or with

option

modules

1 2 3 4

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