Clear-Com KB-702, 2 Ch. flush-mount headset/speaker station

Clear-Com KB-702, 2 Ch. flush-mount headset/speaker station

Clear-Com KB-702 features the Programmable Modes of Operation and it is the Two internal dip switches activate four different modes that are activated by using the call signaling function of another station to allow individual control of the speaker and microphone. Clear-Com KB-702 also features the 4-wire optional daughter board converts the station to accept 4-wire connections, allowing the station to operate via fiber optic cable and other 4-wire devices over longer distances.

2 Ch. flush-mount headset/speaker station: 
Encore two-channel selectable flush-mount headset/speaker station. Mounts in four-gang box, console, or the V-Box accessory enclosure 21.6cm/8.25" X 11.4cm/4.5". Includes a Four-pin male headset connector.

Clear-Com KB-702 Product Features

• 2-Channel Remote Speaker Station
• Talk/Listen from headset mic, telephone handset or push-to-talk microphone
• Four modes of operation that are internally programmable via dip switches
• Balanced local program input with separate level control
• Visual and audible call signaling
• Optional 4-wire daughter board for flexibility
• Wall or console mountable, or optional V-Box for portable or desktop use
• Built-in speaker
• Programmable Modes of Operation
• Expand Capabilities

Headset Microphone Input
Input Type: Dynamic

Input Impedance: >= 1K

Mic Limiter Threshold: -2dBu ± 3dB

Mic Limiter Range: >= 15dB

Program Line Input
Maximum Level before Clipping: >= 20dBu

Input Impedance: >= 5K

Headset Output
Load Impedance: >= 8

Output Impedance: <= 25

Output Limiter Threshold: +5dBu ± 3dB

Maximum Output Level before Distortion: >= 17dBu

Speaker Output
Load Impedance: >= 4

Max Output Level before 1% Distortion: 20dBu ± 2dBu

Partyline Output
Off Noise: < -74dBu

Output Impedance: >10K

Partyline Input
Crosstalk: < -60dB

Max level before Clipping : >= 12dBu

Frequency Response
Mic – Partyline: 300 – 15KHz ± 3dB

Program Input – Headset Out: 200 – 18KHz ± 3dB

Program Input – Speaker Out: 200 – 18KHz ± 3dB

Partyline- Headset Out: 200 – 18KHz ± 3dB

Partyline- Speaker Out: 200 – 18KHz ± 3dB

Max Distortion
Headset Mic – Partyline: <= 0.5%

Program Input – Headset Out: <= 0.2%

Program Input – Speaker Out: <= 0.5%

Partyline- Headset Out: <= 0.2%

Partyline – Speaker Out: <= 0.5%

Noise
Headset Mic – Partyline: < -70dBu

Program Input – Headset Out: < -60dBu

Program Input – Speaker Out: < -60dBu

Partyline – Headset Out: < -50dBu

Partyline- Speaker Out: < -50dBu

Max Gain
Headset Mic – Partyline: 41dB ± 2dB

Program Input – Headset Out: >= 18dB

Program Input – Speaker Out: >= 24dB

Partyline- Headset Out: >= 34dB

Partyline- Speaker Out: >= 40dB

Power
Input Voltage Range: 20-30 VDC

Input Current (Idle):<= 90mA

Input Current (Max):<=110mA

Internal Adjustments and Connections
Intercom: Line Five terminal connector

Program Input:Three terminalconnector

Option Switches: Three DIP switches

Call Signal Jumper3: Three sets of options jumpers

Call Alert Tone Level Control: Level adjustment control

Environmental
32 – 122°F (0 – 50°C)

Dimensions
4.5 x 8.25 x 1.75 in (HxWxD)

(114 x 210 x 44 mm)

Weight
0.99 lb (0.45 Kg)