Профессиональные полосовые фильтры 2 экземпляра: тип 1618 и 1617 Bruel & Kjaer 1618, 1617 Band Pass Filter (измеритель уровня звука). Производство Дания.

This Bruel & Kjaer 1618 Band Pass Filter is used and in excellent condition. This unit includes the power cord.
Configuration:
• Bandwidth: 1/1 Octave, 1/3 Octave
• Centre Frequency Range: 2 Hz to 20 kHz
Features:
Input Overload Indicator
Bandwidth Octave Adjustment Switch
Manual Filter Selector
Manual/Recorder Filter Control Modes
The Bruel & Kjaer Type 1618 Band Pass Filter offers filter band centre frequencies from 2 Hz to 20 kHz. Its frequency range can be divided either into 41 third octave bands or 41 overlapping octave bands. An A weighting network is included as well as an overload indicator for the input selection. The digital controller can step the filters on external command from a level recorder Type 2306 or 2307.

Цена 9000 грн за фильтр