用于对从传声器前置放大器得到的传声器信号进行适调。
Nexus™的概念是基于一个主机箱、许多输入/输出通道及不同的滤波器选项。这使得它非常灵活。
2690传声器适调放大器分以下几种：
1. 带有ABC和D滤波器的双通道传声器适调放大器- 型号2690-A-0F2
2. 带有ABC和D计权滤波器的四通道传声器适调放大器 2690-A-0F4
3. 单通道传声器适调放大器 - 型号 2690-A-0S1
4. 双通道传声器适调放大器 - 型号 2690-A-0S2
5. 四通道传声器适调放大器 - 型号 2690-A-0S4
专业销售/收购/维修、租赁二手仪器设备
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用途
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Specially suited
for automotive use. Developed in association with major car manufacturers, for
high-quality field and laboratory measurement systems
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Used with charge
ac c elerometers, hydrophones, force transducers, condenser microphones,
DeltaTron™ ac c elerometers, DeltaTron™ preamplifiers, voltage input and sound
intensity probes
·
Field recording of
vibration and acoustic signals
Specially
suitable for applications where shocks and impulses oc c ur such as gas turbine
testing and munitions testing (Types 2692-C and -D only)
用途：
特别适合于汽车的使用。在汽车制造商联合研发中现场和实验室测量。
用于电荷加速度计，水听器，力传感器，电容式麦克风，DeltaTron™加速度计，前置放大器，电压输入与声强探头
现场录制的声振信号
特点：
1，2，3或4通道配置，联合声学和振动传感器输入
低噪声
支持TEDS传感器符合IEEE
1451.4标准
电池操作，适合现场操作（实验室操作）
串联控制接口（RS–232）可连接计算机控制。多台适调放大器可由一台电脑控制
特点
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Highly flexible
construction – 1, 2, 3 or 4 channel configurations, or a c o mbination of
acoustic and vibration transducer inputs is possible
·
High input signal
range. Low noise. Extensive overload facilities
·
Supports
transducers with TEDS ac c ording to IEEE 1451.4
·
Available for:
charge, microphone, sound intensity, DeltaTron™ and very high input
·
Compact robust
design and battery operation makes it suitable for use in the field (and in the
laboratory)
·
Serial control
interface (RS–232) allows c o mputer control of setups and test functions. A
large number of amplifiers can be controlled from a single PC
·
High ac c uracy due
to reliable construction and a wide range of calibration options. Built-in
patented Charge Injection Calibration (CIC) and patented Mounted Resonance
Testing
·
Wide range of
filters that can be set up for specific tasks
·
Rack-mounting
fittings available