AMX Classroom Transmitter TX-CT5 Bedienungsanleitung PDF herunterladen (Seite 36)

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Specifications

4088

Directional characteristics:

Cardioid

Cartridge type:

Pre-polarized condenser element with

vertical diaphragm

Principle of operation:

Pressure gradient

Power supply:

Min 5 V – max 50 V through DPA adapter

Frequency range ± 2 dB:

20 Hz-20 kHz (± 2 dB between 500 Hz and 20

kHz; 4-6 dB soft boost at 15 kHz)

Sensitivity, nominal (± 3 dB at 1 kHz):

6 mV/Pa

Equivalent noise level A-weighted:

Typ. 26 dB(A) re. 20 µPa

(max. 28 dB(A))

Equivalent noise level ITU-R BS. 8- :

Typ. 38 dB (max. 40 dB)

Max SPL peak before clipping:

144 dB

Total Harmonic Distortion (THD):

<1 % up to123 dB SPL peak

<1 % up to120 dB SPL RMS sine

Polarity:

Positively increasing sound pressure produ-

ces positive going voltage on MicroDot pin.

S/N ratio, re. 1 kHz at 1 Pa (9 dB SPL):

68 dB(A)

Dynamic Range:

Typ. 97 dB

Operating temperature range:

-10 to 45° C (+14 to 113° F)

Output impedance:

30 - 40 Ohm

Connector:

MicroDot

Cable drive capability:

Up to 300 m (984 ft)

Microphone length:

11 mm (0.5 in)

Microphone diameter:

5.5 mm (0.25 in)

Weight:

14 g (0.5 oz) incl. cable and MicroDot connector

Finish:

Black, brown or beige

On-Axis Frequency Response of 088

Solid line is near field (2-3 cm)

Green line is far field (more than 30 cm)

Dotted line is typical low frequency in near field

(estimated).

Polar Pattern of 088

Directional Charateristics of 4088

(normalized).

1 2 ... 31 32 33 34 35 36 37 38 39 40 41 42 43 44

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