Anritsu ML422B
电平表另有ML422A一台。
SELECTIVE LEVELMETER : Frequency Selective Voltmeters
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另提供SPM-19+PSS-19选平表，各一台！
DESCRJPTION The
ML422B is a Selective Level Meter which is designed for use with Bell System FDM
hierarchy. The ML422B covers the wide frequency range of 50Hz to 30MHz. This
remarkable instrument offers highly accurate measurements of signal levels, and
it has the frequency accuracy and stability needed to manufacture and maintain
FDM systems, from voice frequencies up to 3600 channels. The ML422B can also
function as a wideband level meter, psophometer, or voice band
analyzer.
OPTIONS:
11 = ICC-2 Transformer Connector (GPIB to IEC-IB)
21
= Modifies the 124 and 135 ohm balanced input frequency ranges
31 =
Modification of selective bandwidth
43 = Modification of FDM channel
plan
制造商: Anritsu
模型: ML422B
