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3.6 stars, based on 61 reviews

Mikrofono dėžutė (115 V, 50/60 Hz)

Speciali Kaina: 240.91 €

Informacija apie prekę Prekės kodas 1014521 [U8498283-115] Svoris 0.46 kg Išmatavimai 24.5 x 16 x 8 cm Ženklas 3B Scientific
Microphone Box (115 V, 50/60 Hz) All-purpose dual-channel amplifier for long or short microphone probes. Particularly suitable for use with microsecond counters in experiments for determining speed of sound, including 12 V AC plug-in power supply. Both channels can be individually switched between the perating modes, “Signal” for connecting an oscilloscope, “Level” for connecting a voltmeters and “Pulse” for connecting a microsecond counter. The trigger threshold for the pulse depends on the gain of the pre-amp, which is adjustable.

Band width: 10 Hz to 42 kHz
Gain: 20 to 70x
Output impedance: 1 kΩ
Output signal: Switchable between Signal, Level and Pulse
Signal: 0 – 14 Vpp
Level: 0 – 7 V DC
Pulse: Low: 0 V, high: 8 V DC, length: 150 ms
Inputs: 3.5 mm jack plugs
Outputs: BNC socket
Power supply: Via 12 V AC, 500 mA plug-in power supply
Dimensions: 100 x 75 x 35 mm
Weight, including power supply: 450 g approx.

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