kb - 702通用

Panel Microphone Input

输入类型: 驻极体

Input Impedance: >=2K

Mic Limiter Threshold: 2 dbu±3 db

Mic Limiter Range: >= 15dB

Headset Microphone Input

输入类型: 动态

Input Impedance: >= 1K

Mic Limiter Threshold: -2dBu±3dB

Mic Limiter Range: >= 15dB

Program Line Input

Maximum Level before Clipping: >= 20dBu

Input Impedance: >= 5K

耳机输出

负载阻抗: >= 8

Output Impedance: <= 25

Output Limiter Threshold: ±3dB

Maximum Output Level before Distortion: >= 17dBu

扬声器输出

负载阻抗: >= 4

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

Partyline输出

从噪声: < -74dBu

Output Impedance: >10K

Partyline输入

相声: < -60dB

Max level before Clipping: >= 12dBu

Sidetone Null Capability: > 25dB

Frequency Response

Panel Mic - Partyline: 300 - 16kHz ± 3dB

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

最大变形

Panel Mic - Partyline: <= 0.5%

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%

噪音

Panel Mic - Partyline: < -65dBu

Headset Mic - Partyline: < -70dBu

Program Input - Headset Out: < -60dBu

Program Input - Speaker Out: < -60dBu

Partyline - Headset Out: < -50dBu

Partyline- Speaker Out: < -50dBu

最大增益

Panel Mic - Partyline: >= 37dB

Headset Mic - Partyline: 41dB±2dB

Program Input - Headset Out: >= 18dB

Program Input - Speaker Out: >= 24dB

Partyline- Headset Out: >= 34dB

Partyline- Speaker Out: >= 40dB

权力

Input Voltage Range: 20-30V直流

Input Current (Idle): <= 90mA

Input Current (Max): <=110mA

Internal Adjustments and Connections

对讲系统: Line Five terminal connector

程序的输入: Three terminal connector

Option Switches: Three DIP switches

Call Signal Jumper 3: Three sets of options jumpers

Call Alert Tone Level Control: Level adjustment control

环境

维

4.5 x 8.25 x 1.75年(HxWxD)

(114 x 210 x 44mm)

重量